News tagged with planetary science

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Countdown starts for UA-led asteroid mission

(Phys.org) —With OSIRIS-REx, the first spacecraft destined to return a sample from a primitive asteroid, still taking shape, the mission's University of Arizona-led team started the official countdown clock on ...

Dec 11, 2013
5 / 5 (2) 1

Weighing the Antarctic ice sheet

One of the last big unknowns in the global climate equation is Antarctica. How stable is the Antarctic ice sheet? More than a mile thick, on average, it locks up 70 percent of the Earth's fresh water.

Sep 27, 2013
4.3 / 5 (7) 0

Could life have survived a fall to Earth?

(Phys.org) —It sounds like science fiction, but the theory of panspermia, in which life can naturally transfer between planets, is considered a serious hypothesis by planetary scientists. The suggestion ...

Sep 12, 2013
4.6 / 5 (16) 34 | with audio podcast

New NASA rocket faces delays

The debut launch of NASA's next big rocket - now slated for 2017 - likely will be delayed a year or two because the agency simply does not have the money to finish the rocket and its accompanying crew capsule on time, a top ...

Sep 11, 2013
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