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NASA's Solar Dynamics Observatory observed this profile perspective of an active region revealed above it June 24-25, 2018. Charged particles spinning along these field lines are illuminated in this wavelength of extreme ultraviolet light.
NASA's Solar Dynamics Observatory observed this profile perspective of an active region revealed above it June 24-25, 2018. Charged particles spinning along these field lines are illuminated in this wavelength of extreme ultraviolet light.

Festoons of Loops

NASA's Solar Dynamics Observatory observed this profile perspective of an active region revealed above it June 24-25, 2018. Charged particles spinning along these field lines are illuminated in this wavelength of extreme ultraviolet light.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22589
Added: 2018-07-17

Views: 70

Festoons of Loops

NASA's Solar Dynamics Observatory observed this profile perspective of an active region revealed above it June 24-25, 2018. Charged particles spinning along these field lines are illuminated in this wavelength of extreme ultraviolet light.

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NASA's Solar Dynamics Observatory observed an active region on June 19th, quickly growing in size over two days June 20-22, 2018. Active regions are areas of enhanced magnetic activity on the Sun's surface, generating the huge loops and dynamic surges.
NASA's Solar Dynamics Observatory observed an active region on June 19th, quickly growing in size over two days June 20-22, 2018. Active regions are areas of enhanced magnetic activity on the Sun's surface, generating the huge loops and dynamic surges.

Rambunctious Active Region

NASA's Solar Dynamics Observatory observed an active region on June 19th, quickly growing in size over two days June 20-22, 2018. Active regions are areas of enhanced magnetic activity on the Sun's surface, generating the huge loops and dynamic surges.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22582
Added: 2018-07-05

Views: 221

Rambunctious Active Region

NASA's Solar Dynamics Observatory observed an active region on June 19th, quickly growing in size over two days June 20-22, 2018. Active regions are areas of enhanced magnetic activity on the Sun's surface, generating the huge loops and dynamic surges.

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NASA's Solar Dynamics Observatory observed a small prominence hovered above the sun's surface over a two-day period June 12-14, 2018, before breaking off into space.
NASA's Solar Dynamics Observatory observed a small prominence hovered above the sun's surface over a two-day period June 12-14, 2018, before breaking off into space.

Evolving Prominence

NASA's Solar Dynamics Observatory observed a small prominence hovered above the sun's surface over a two-day period June 12-14, 2018, before breaking off into space.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22537
Added: 2018-06-25

Views: 252

Evolving Prominence

NASA's Solar Dynamics Observatory observed a small prominence hovered above the sun's surface over a two-day period June 12-14, 2018, before breaking off into space.

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This image, obtained by NASA's Dawn spacecraft on June 9, 2018, shows subtle features on Ceres from an altitude of about 33 miles (53 kilometers).
This image, obtained by NASA's Dawn spacecraft on June 9, 2018, shows subtle features on Ceres from an altitude of about 33 miles (53 kilometers).

Subtle Features on Ceres

This image, obtained by NASA's Dawn spacecraft on June 9, 2018, shows subtle features on Ceres from an altitude of about 33 miles (53 kilometers).

Target: Ceres
Mission: Dawn
Spacecraft: Dawn
Instrument: Framing Camera
ID#: PIA22523
Added: 2018-06-13

Views: 139

Subtle Features on Ceres

This image, obtained by NASA's Dawn spacecraft on June 9, 2018, shows subtle features on Ceres from an altitude of about 33 miles (53 kilometers).

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This image of Ceres' limb was obtained by NASA's Dawn spacecraft on May 30, 2018 from an altitude of about 280 miles (450 kilometers).
This image of Ceres' limb was obtained by NASA's Dawn spacecraft on May 30, 2018 from an altitude of about 280 miles (450 kilometers).

Limb View of Ceres

This image of Ceres' limb was obtained by NASA's Dawn spacecraft on May 30, 2018 from an altitude of about 280 miles (450 kilometers).

Target: Ceres
Mission: Dawn
Spacecraft: Dawn
Instrument: Framing Camera
ID#: PIA22522
Added: 2018-06-13

Views: 255

Limb View of Ceres

This image of Ceres' limb was obtained by NASA's Dawn spacecraft on May 30, 2018 from an altitude of about 280 miles (450 kilometers).

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NASA's Solar Dynamics Observatory observed giant, bright coronal loops trace out the magnetic field lines above an active region from June 4-6, 2018.
NASA's Solar Dynamics Observatory observed giant, bright coronal loops trace out the magnetic field lines above an active region from June 4-6, 2018.

Ballet of Loops

NASA's Solar Dynamics Observatory observed giant, bright coronal loops trace out the magnetic field lines above an active region from June 4-6, 2018.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22508
Added: 2018-06-11

Views: 197

Ballet of Loops

NASA's Solar Dynamics Observatory observed giant, bright coronal loops trace out the magnetic field lines above an active region from June 4-6, 2018.

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This close-up from a video clip taken May 30-June 1, 2018 by NASA's Solar Dynamics Observatory shows a large active region in extreme ultraviolet light as the bright magnetic field lines above it shift and twist.
This close-up from a video clip taken May 30-June 1, 2018 by NASA's Solar Dynamics Observatory shows a large active region in extreme ultraviolet light as the bright magnetic field lines above it shift and twist.

Dynamic Looping Action

This close-up from a video clip taken May 30-June 1, 2018 by NASA's Solar Dynamics Observatory shows a large active region in extreme ultraviolet light as the bright magnetic field lines above it shift and twist.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22475
Added: 2018-06-04

Views: 105

Dynamic Looping Action

This close-up from a video clip taken May 30-June 1, 2018 by NASA's Solar Dynamics Observatory shows a large active region in extreme ultraviolet light as the bright magnetic field lines above it shift and twist.

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On May 23-25, 2018, NASA's Solar Dynamics Observatory observed an active region that rotated into view and sputtered with numerous small flares and towering magnetic field lines that stretched out many times the diameter of Earth.
On May 23-25, 2018, NASA's Solar Dynamics Observatory observed an active region that rotated into view and sputtered with numerous small flares and towering magnetic field lines that stretched out many times the diameter of Earth.

New Active Region Sputtering with Small Flares

On May 23-25, 2018, NASA's Solar Dynamics Observatory observed an active region that rotated into view and sputtered with numerous small flares and towering magnetic field lines that stretched out many times the diameter of Earth.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22461
Added: 2018-05-29

Views: 203

New Active Region Sputtering with Small Flares

On May 23-25, 2018, NASA's Solar Dynamics Observatory observed an active region that rotated into view and sputtered with numerous small flares and towering magnetic field lines that stretched out many times the diameter of Earth.

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On May 16-18, 2018, NASA's Solar Dynamics Observatory observed a good-sized coronal hole come around to where it is just about faced Earth. Coronal holes are areas of open magnetic field from which solar wind (charged particles) streams into space.
On May 16-18, 2018, NASA's Solar Dynamics Observatory observed a good-sized coronal hole come around to where it is just about faced Earth. Coronal holes are areas of open magnetic field from which solar wind (charged particles) streams into space.

Coronal Hole Rotating Towards Us

On May 16-18, 2018, NASA's Solar Dynamics Observatory observed a good-sized coronal hole come around to where it is just about faced Earth. Coronal holes are areas of open magnetic field from which solar wind (charged particles) streams into space.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA00575
Added: 2018-05-22

Views: 212

Coronal Hole Rotating Towards Us

On May 16-18, 2018, NASA's Solar Dynamics Observatory observed a good-sized coronal hole come around to where it is just about faced Earth. Coronal holes are areas of open magnetic field from which solar wind (charged particles) streams into space.

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On May 2-4, 2018, NASA's Solar Dynamics Observatory observed an extensive equatorial coronal hole has rotated so that it is now facing Earth. The dark coronal hole extends about halfway across the solar disk.
On May 2-4, 2018, NASA's Solar Dynamics Observatory observed an extensive equatorial coronal hole has rotated so that it is now facing Earth. The dark coronal hole extends about halfway across the solar disk.

Coronal Hole Facing Earth

On May 2-4, 2018, NASA's Solar Dynamics Observatory observed an extensive equatorial coronal hole has rotated so that it is now facing Earth. The dark coronal hole extends about halfway across the solar disk.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA00577
Added: 2018-05-15

Views: 224

Coronal Hole Facing Earth

On May 2-4, 2018, NASA's Solar Dynamics Observatory observed an extensive equatorial coronal hole has rotated so that it is now facing Earth. The dark coronal hole extends about halfway across the solar disk.

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NASA's Solar Dynamics Observatory observed an extensive equatorial, dark coronal hole extending about halfway across the solar disk on May 2-4, 2018.
NASA's Solar Dynamics Observatory observed an extensive equatorial, dark coronal hole extending about halfway across the solar disk on May 2-4, 2018.

Coronal Hole Facing Earth

NASA's Solar Dynamics Observatory observed an extensive equatorial, dark coronal hole extending about halfway across the solar disk on May 2-4, 2018.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA00624
Added: 2018-05-08

Views: 444

Coronal Hole Facing Earth

NASA's Solar Dynamics Observatory observed an extensive equatorial, dark coronal hole extending about halfway across the solar disk on May 2-4, 2018.

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NASA's Solar Dynamics Observatory observed a lone active region visible on the sun putting on a fine display with its tangled magnetic field lines swaying and twisting above it (Apr. 24-26, 2018) in a wavelength of extreme ultraviolet light.
NASA's Solar Dynamics Observatory observed a lone active region visible on the sun putting on a fine display with its tangled magnetic field lines swaying and twisting above it (Apr. 24-26, 2018) in a wavelength of extreme ultraviolet light.

Tangled Up in Blue

NASA's Solar Dynamics Observatory observed a lone active region visible on the sun putting on a fine display with its tangled magnetic field lines swaying and twisting above it (Apr. 24-26, 2018) in a wavelength of extreme ultraviolet light.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22449
Added: 2018-05-01

Views: 442

Tangled Up in Blue

NASA's Solar Dynamics Observatory observed a lone active region visible on the sun putting on a fine display with its tangled magnetic field lines swaying and twisting above it (Apr. 24-26, 2018) in a wavelength of extreme ultraviolet light.

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A good-sized active region with bright, towering arches began to rotate into NASA's Solar Dynamics Observatory's view (Apr. 18-19, 2018).
A good-sized active region with bright, towering arches began to rotate into NASA's Solar Dynamics Observatory's view (Apr. 18-19, 2018).

Active Region Coming Around the Bend

A good-sized active region with bright, towering arches began to rotate into NASA's Solar Dynamics Observatory's view (Apr. 18-19, 2018).

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22430
Added: 2018-04-23

Views: 282

Active Region Coming Around the Bend

A good-sized active region with bright, towering arches began to rotate into NASA's Solar Dynamics Observatory's view (Apr. 18-19, 2018).

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The sun featured just one, rather small active region over the past few days, but it developed rapidly and sported a lot of magnetic activity in just one day (Apr. 11-12, 2018) as observed by NASA's Solar Dynamics Observatory.
The sun featured just one, rather small active region over the past few days, but it developed rapidly and sported a lot of magnetic activity in just one day (Apr. 11-12, 2018) as observed by NASA's Solar Dynamics Observatory.

Small but Dynamic Active Region

The sun featured just one, rather small active region over the past few days, but it developed rapidly and sported a lot of magnetic activity in just one day (Apr. 11-12, 2018) as observed by NASA's Solar Dynamics Observatory.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA06676
Added: 2018-04-20

Views: 279

Small but Dynamic Active Region

The sun featured just one, rather small active region over the past few days, but it developed rapidly and sported a lot of magnetic activity in just one day (Apr. 11-12, 2018) as observed by NASA's Solar Dynamics Observatory.

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For much of this week the sun featured three substantial coronal holes observed by NASA's Solar Dynamics Observatory April 3-6, 2018. These are areas of open magnetic field from which high speed solar wind rushes out into space.
For much of this week the sun featured three substantial coronal holes observed by NASA's Solar Dynamics Observatory April 3-6, 2018. These are areas of open magnetic field from which high speed solar wind rushes out into space.

Three Coronal Holes

For much of this week the sun featured three substantial coronal holes observed by NASA's Solar Dynamics Observatory April 3-6, 2018. These are areas of open magnetic field from which high speed solar wind rushes out into space.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22414
Added: 2018-04-16

Views: 1081

Three Coronal Holes

For much of this week the sun featured three substantial coronal holes observed by NASA's Solar Dynamics Observatory April 3-6, 2018. These are areas of open magnetic field from which high speed solar wind rushes out into space.

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With no active regions currently on the face of the sun, NASA's Solar Dynamics Observatory observed a bristling active region showing numerous arches of bright, magnetic field lines blossoming out and towering above it beginning to rotate into view.
With no active regions currently on the face of the sun, NASA's Solar Dynamics Observatory observed a bristling active region showing numerous arches of bright, magnetic field lines blossoming out and towering above it beginning to rotate into view.

Wavelength Comparisons

With no active regions currently on the face of the sun, NASA's Solar Dynamics Observatory observed a bristling active region showing numerous arches of bright, magnetic field lines blossoming out and towering above it beginning to rotate into view.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22411
Added: 2018-04-09

Views: 284

Wavelength Comparisons

With no active regions currently on the face of the sun, NASA's Solar Dynamics Observatory observed a bristling active region showing numerous arches of bright, magnetic field lines blossoming out and towering above it beginning to rotate into view.

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NASA's Solar Dynamics Observatory ran together three sequences of the sun taken in three different extreme ultraviolet wavelengths to show how different features appearing in one sequence are difficult to see in the others (Mar. 20-21, 2018).
NASA's Solar Dynamics Observatory ran together three sequences of the sun taken in three different extreme ultraviolet wavelengths to show how different features appearing in one sequence are difficult to see in the others (Mar. 20-21, 2018).

Wavelength Comparisons

NASA's Solar Dynamics Observatory ran together three sequences of the sun taken in three different extreme ultraviolet wavelengths to show how different features appearing in one sequence are difficult to see in the others (Mar. 20-21, 2018).

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22360
Added: 2018-04-02

Views: 571

Wavelength Comparisons

NASA's Solar Dynamics Observatory ran together three sequences of the sun taken in three different extreme ultraviolet wavelengths to show how different features appearing in one sequence are difficult to see in the others (Mar. 20-21, 2018).

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Coronal holes are areas of open magnetic fields from which solar wind rushes out into space. NASA's Solar Dynamics Observatory observed this long coronal hole that stretched out across more than half the diameter of the sun (Mar. 13-15, 2018).
Coronal holes are areas of open magnetic fields from which solar wind rushes out into space. NASA's Solar Dynamics Observatory observed this long coronal hole that stretched out across more than half the diameter of the sun (Mar. 13-15, 2018).

Elongated Coronal Hole

Coronal holes are areas of open magnetic fields from which solar wind rushes out into space. NASA's Solar Dynamics Observatory observed this long coronal hole that stretched out across more than half the diameter of the sun (Mar. 13-15, 2018).

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22345
Added: 2018-03-19

Views: 576

Elongated Coronal Hole

Coronal holes are areas of open magnetic fields from which solar wind rushes out into space. NASA's Solar Dynamics Observatory observed this long coronal hole that stretched out across more than half the diameter of the sun (Mar. 13-15, 2018).

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A relatively small active region erupted twice in 18 hours on Mar. 2, 2018, as observed by NASA's Solar Dynamics Observatory. After each burst, one can see the magnetic fields lines, which appear as bright coils, spiraling around the region.
A relatively small active region erupted twice in 18 hours on Mar. 2, 2018, as observed by NASA's Solar Dynamics Observatory. After each burst, one can see the magnetic fields lines, which appear as bright coils, spiraling around the region.

Small Bursts

A relatively small active region erupted twice in 18 hours on Mar. 2, 2018, as observed by NASA's Solar Dynamics Observatory. After each burst, one can see the magnetic fields lines, which appear as bright coils, spiraling around the region.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22260
Added: 2018-03-05

Views: 541

Small Bursts

A relatively small active region erupted twice in 18 hours on Mar. 2, 2018, as observed by NASA's Solar Dynamics Observatory. After each burst, one can see the magnetic fields lines, which appear as bright coils, spiraling around the region.

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NASA's Solar Dynamics Observatory observed the sun's only visible active region as it sputtered and spurted and eventually unleashed a small (C-class) flare on Feb. 7, 2018.
NASA's Solar Dynamics Observatory observed the sun's only visible active region as it sputtered and spurted and eventually unleashed a small (C-class) flare on Feb. 7, 2018.

One Small Flare

NASA's Solar Dynamics Observatory observed the sun's only visible active region as it sputtered and spurted and eventually unleashed a small (C-class) flare on Feb. 7, 2018.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22244
Added: 2018-02-15

Views: 435

One Small Flare

NASA's Solar Dynamics Observatory observed the sun's only visible active region as it sputtered and spurted and eventually unleashed a small (C-class) flare on Feb. 7, 2018.

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NASA's Solar Dynamics Observatory observed no sunspots for almost two weeks (as of Feb. 1, 2018) and just has a single, tiny one that appeared on Jan. 31, 2018.
NASA's Solar Dynamics Observatory observed no sunspots for almost two weeks (as of Feb. 1, 2018) and just has a single, tiny one that appeared on Jan. 31, 2018.

Spotless Days

NASA's Solar Dynamics Observatory observed no sunspots for almost two weeks (as of Feb. 1, 2018) and just has a single, tiny one that appeared on Jan. 31, 2018.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22242
Added: 2018-02-07

Views: 912

Spotless Days

NASA's Solar Dynamics Observatory observed no sunspots for almost two weeks (as of Feb. 1, 2018) and just has a single, tiny one that appeared on Jan. 31, 2018.

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NASA's Solar Dynamics Observatory observed a small coronal mass ejection that was also associated with a small flare on Jan. 22, 2018.
NASA's Solar Dynamics Observatory observed a small coronal mass ejection that was also associated with a small flare on Jan. 22, 2018.

Small Flare and a Coronal Mass Ejection

NASA's Solar Dynamics Observatory observed a small coronal mass ejection that was also associated with a small flare on Jan. 22, 2018.

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22184
Added: 2018-01-31

Views: 767

Small Flare and a Coronal Mass Ejection

NASA's Solar Dynamics Observatory observed a small coronal mass ejection that was also associated with a small flare on Jan. 22, 2018.

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NASA's Solar Dynamics Observatory observed a prominence rising up above the sun, sending an arch of plasma to link up magnetically with an active region over a one-day period (Jan, 9-10, 2017).
NASA's Solar Dynamics Observatory observed a prominence rising up above the sun, sending an arch of plasma to link up magnetically with an active region over a one-day period (Jan, 9-10, 2017).

Reversing Prominence

NASA's Solar Dynamics Observatory observed a prominence rising up above the sun, sending an arch of plasma to link up magnetically with an active region over a one-day period (Jan, 9-10, 2017).

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22199
Added: 2018-01-17

Views: 462

Reversing Prominence

NASA's Solar Dynamics Observatory observed a prominence rising up above the sun, sending an arch of plasma to link up magnetically with an active region over a one-day period (Jan, 9-10, 2017).

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NASA's Solar Dynamics Observatory observed a small prominence rose up above the sun, appeared to twist around for several hours, and then began to send some streams of plasma back into the sun (Jan. 3-4, 2018).
NASA's Solar Dynamics Observatory observed a small prominence rose up above the sun, appeared to twist around for several hours, and then began to send some streams of plasma back into the sun (Jan. 3-4, 2018).

Small Twisting Prominence

NASA's Solar Dynamics Observatory observed a small prominence rose up above the sun, appeared to twist around for several hours, and then began to send some streams of plasma back into the sun (Jan. 3-4, 2018).

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22198
Added: 2018-01-12

Views: 598

Small Twisting Prominence

NASA's Solar Dynamics Observatory observed a small prominence rose up above the sun, appeared to twist around for several hours, and then began to send some streams of plasma back into the sun (Jan. 3-4, 2018).

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NASA's Solar Dynamics Observatory observed an elongated coronal hole (the darker area near the center) seeming to shape itself into a single, recognizable question mark over the period of one day (Dec. 21-22, 2017).
NASA's Solar Dynamics Observatory observed an elongated coronal hole (the darker area near the center) seeming to shape itself into a single, recognizable question mark over the period of one day (Dec. 21-22, 2017).

The Sun Forms a Question

NASA's Solar Dynamics Observatory observed an elongated coronal hole (the darker area near the center) seeming to shape itself into a single, recognizable question mark over the period of one day (Dec. 21-22, 2017).

Target: Sun
Mission: Solar Dynamics Observatory (SDO)
Instrument: Atmosphere Imaging Assembly (AIA)
ID#: PIA22197
Added: 2017-12-29

Views: 1219

The Sun Forms a Question

NASA's Solar Dynamics Observatory observed an elongated coronal hole (the darker area near the center) seeming to shape itself into a single, recognizable question mark over the period of one day (Dec. 21-22, 2017).

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