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LATEST NEWS

Exploding Stars Make Key Ingredient in Sand, Glass

A new study shows that silica - one of the most common substances on Earth - is formed when massive stars explode.

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LATEST IMAGE

Witnessing a Planetary Wreckage

Witnessing a Planetary Wreckage

Astronomers were surprised to see these data from NASA's Spitzer Space Telescope in January 2013, showing a huge eruption of dust around a star called NGC 2547-ID8. In this plot, infrared brightness is represented on the vertical axis, and time on the horizontal axis.

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Astrophysics Missions

Galaxy Evolution Explorer
Uses ultraviolet wavelengths to measure the history of star formation 80 percent of the way back to the Big Bang.
Mission home page

Exoplanet
Updates, documents, and in-depth information about NASA's Exoplanet Exploration Program.
Exoplanet web site

Keck Interferometer
Links two 10-meter (33-foot) telescopes, which form the world's most powerful optical telescope system.
Telescope home page

Kepler Mission
The Kepler Mission will search for Earth-like planets with the "transit" method.
Kepler home page

Palomar Observatory
A joint effort between JPL and the California Institute of Technology, the Palomar Observatory houses a collection of famous telescopes.
Palomar home page

PlanetQuest web site
The latest news, images, and information about NASA's search for exoplanets and another Earth.
PlanetQuest web site

Spitzer Space Telescope
Uses infrared technology to study celestial objects that are too cool, too dust-enshrouded or too far away to otherwise be seen.
Mission home page

Voyager to the Outer Planets
Voyager 1 and 2 flew past Jupiter and Saturn. Voyager 2 also flew by Uranus and Neptune. Voyager 1 is now approaching interstellar space.
Mission home page

Wide-field Infrared Survey Explorer (WISE)
WISE is mapping the entire sky in infrared light, uncovering the coolest stars, the universe's most luminous galaxies and some of the darkest near-Earth asteroids and comets.
Mission home page


Illustration of NASA's Kepler space telescope Kepler Telescope Bids 'Goodnight' with Final Commands

On the evening of Thursday, Nov. 15, NASA's Kepler space telescope received its final set of commands to disconnect communications with Earth.

Read more (Nov. 16)

This artist's impression shows galaxy WISE J224607.55-052634.9 The Most Luminous Galaxy Is Eating Its Neighbors

The most luminous galaxy ever discovered is cannibalizing not one, not two, but at least three smaller galaxies, which could explain its extreme brightness.

Read more (Nov. 15)

Comet Hartley 2 Cosmic Detective Work: Why We Care About Space Rocks

Small worlds witnessed dramatic changes in our solar system that occurred long before humans. Here's how we're studying them.

Read more (Nov. 7)

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Galaxy 15 Years in Space: Spitzer Space Telescope

Initially scheduled for a 2.5-year primary mission, NASA's Spitzer Space Telescope has gone far beyond its expected lifetime -- and is still going strong after 15 years.

Four Years of NEOWISE Asteroid Data NEOWISE: Four Years of Asteroid and Comet Data

NASA's asteroid-hunting NEOWISE survey has observed or detected more than 29,000 asteroids in infrared light.

Art of Astrophysics Art of Astrophysics

How do you visualize distant worlds that you can't see? A team of artists uses scientific data to imagine exoplanets and other astrophysical phenomena.

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