NASA TV Previews, Broadcasts U.S. Space Station Spacewalks

Three astronauts of the International Space Station Expedition 41 crew will conduct two spacewalks outside the orbiting laboratory Tuesday, Oct. 7 and Wednesday, Oct. 15 to replace a failed power regulator and relocate a failed cooling pump. NASA Television will provide comprehensive coverage, beginning with a preview briefing Friday, Oct. 3.



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Cassini Watches Mysterious Feature Evolve in Titan Sea

NASA's Cassini spacecraft is monitoring the evolution of a mysterious feature in a large hydrocarbon sea on Saturn's moon Titan.

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Rosetta to Deploy Lander on November 12

The European Space Agency's Rosetta mission will deploy its lander, Philae, to the surface of comet 67P/Churyumov-Gerasimenko on Nov. 12.

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Cold Atom Laboratory Chills Atoms to New Lows

NASA's Cold Atom Laboratory mission has succeeded in producing a state of matter known as a Bose-Einstein condensate, a key breakthrough for the instrument.

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NASA Expands Commercial Space Program, Requests Proposals for Second Round of Cargo Resupply Contracts for International Space Station

On the heels of awarding groundbreaking contracts to U.S. commercial space companies to ferry American astronauts to the International Space Station, NASA has released a request for proposals (RFP) for the next round of contracts for private-sector companies to deliver experiments and supplies to the orbiting laboratory.



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New Crew Launches to Space Station to Continue Scientific Research

Three crew members representing the United States and Russia are on their way to the International Space Station after launching from the Baikonur Cosmodrome in Kazakhstan at 4:25 p.m. EDT Thursday, Sept. 25 (2:25 a.m. on Sept. 26 in Baikonur).



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NASA Rover Drill Pulls First Taste From Mars Mountain

The robotic arm of NASA's Curiosity rover is holding the rover's first sample of rock powder drilled from the base of Mount Sharp on Mars.

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NASA Awards Agency-wide Helium Contract

NASA has awarded an agency-wide multiple award contract to Air Products and Chemicals, Inc. of Allentown, Pennsylvania, and Linde, LLC of Murray Hill, New Jersey, consolidating the agency’s requirements for 10.2 million liters of liquid helium and 128.6 million cubic feet of gaseous helium to support operations at 13 NASA locations.



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NASA Awards Glenn Multiple Award Construction Contract

NASA has selected eight companies to perform competitively bid construction and non-construction task orders at NASA’s Glenn Research Center in Cleveland under a new multiple award construction contract.



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With Few Data, Arctic Carbon Models Lack Consensus

A new NASA study shows how much work is still needed to reach consensus on the most basic questions about carbon in the Arctic, where global warming is hitting hard.

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NASA Telescopes Find Clear Skies and Water Vapor on Exoplanet

Astronomers using data from three of NASA's space telescopes -- Hubble, Spitzer and Kepler -- have discovered clear skies and steamy water vapor on a gaseous exoplanet.

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