NASA

NASA

@NASA

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· http://www.nasa.gov

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Ready to ? Science career "Ask Science" Q&A w/ a JPL climate scientist, today (Oct 17) 3p PT (2200 UT)

A new model of how our moon was formed is challenging the idea early Earth was struck by a Mars-sized body. 

[Video] Watch the birth, voyage & splintering of Greenland's Petermann Ice Island from NASA satellites.

Last call! My team plans to take a few Qs at tomorrow's telecon. Submit yours today (Oct 17) by 2p PT (5p ET, 2100 UT)

The Exp33 crew made preps for an upcoming spacewalk and worked with science experiments aboard the on Wed.

Engineers first test new aircraft designs in wind tunnels with models before building the airplane: 

The RS-25 engine that launched 135 shuttle missions is getting a new "brain" to help drive the Space Launch System:

LIVE FROM CHILE today @ 1pm ET: Google+ Hangout w/ Christy Hansen on IceBridge Antarctic flights!

Latest satellite views of Hurricane Rafael in the Atlantic and Paul in the Pacific.

NASA CTO Mason Peck keynotes the AAS Von Braun Symposium luncheon in Huntsville, Ala.

Twitter chat at 1pm ET today: NASA scientist Thorsten Markus on everything you want to know about polar ice.

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