Artist's concept of NuSTAR in orbit.

June 17, 2013

The Turbulent, High-Energy Sky Is Keeping NuSTAR Busy

Like "things that go bump in the night," a few high-energy events in the universe have captured the attention of the NuSTAR telescope.

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This photo shows the ice front of Venable Ice Shelf, West Antarctica, in October 2008

June 13, 2013

Warm Ocean Causing Most Antarctic Ice Shelf Mass Loss

Ocean waters melting the undersides of Antarctic ice shelves are responsible for most of the continent's ice shelf mass loss, a new study by NASA and university researchers has found.

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This graphic depicts the Mars Climate Sounder instrument on NASA's Mars Reconnaissance Orbiter measuring the temperature of a cross section of the Martian atmosphere as the orbiter passes above the south polar region

June 12, 2013

Mars Water-Ice Clouds Are Key to Odd Thermal Rhythm

Researchers using NASA's Mars Reconnaissance Orbiter have found that temperatures in the Martian atmosphere regularly rise and fall not just once each day, but twice.

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Several types of downhill flow features have been observed on Mars.

June 11, 2013

Marks on Martian Dunes May Be Tracks of Dry-Ice Sleds

NASA research indicates hunks of frozen carbon dioxide -- dry ice -- may glide down some Martian sand dunes on cushions of gas similar to miniature hovercraft, plowing furrows as they go.

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This illustration shows a newfound reservoir of stellar fuel discovered by the Herschel space observatory (red)

June 11, 2013

Shining a Light on Cool Pools of Gas in the Galaxy

The stuff of stars is not always easy to see. Thanks to the Herschel Space Observatory, invisible pools of gas in our galaxy are being mapped better than before.

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The Sculptor galaxy is seen in a new light, in this composite image from NASA's Nuclear Spectroscopic Telescope Array (NuSTAR) and the European Southern Observatory in Chile

June 11, 2013

Black Hole Naps Amidst Stellar Chaos

NASA's NuSTAR space telescope has found evidence of a slumbering massive black hole in a galaxy bursting with new stars.

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Permafrost zones occupy nearly a quarter of the exposed land area of the Northern Hemisphere.

June 10, 2013

Is a Sleeping Climate Giant Stirring in the Arctic?

Frozen Arctic soils hold vast stores of carbon that may exacerbate global warming. A NASA Arctic campaign is looking for signals that may hold a key to Earth's climate future.

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Map showing fires in the Amazon forest between 1999 and 2010

June 7, 2013

Hidden Wildfires Taking Big Toll on Amazon Rainforest

A pair of new studies using NASA satellite data shed light on a previously hidden type of Amazon forest wildfire and links between climate conditions and Amazon fire risk.

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This illustration shows the path of Asteroid 2013 LR6

June 7, 2013

Small Asteroid Between Earth and Moon

Small asteroid 2013 LR6 will safely fly past this evening at a distance of about 65,000 miles (105,000 kilometers) above Earth's surface.

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Opportunity's view of 'Solander Point'

June 7, 2013

Mars Rover Opportunity Trekking Toward More Layers

Approaching its 10th anniversary of leaving Earth, NASA's Mars Exploration Rover Opportunity is on the move again, trekking to a new study area still many weeks away.

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