Aspects of an otherwise Earthlike planet's tilt and orbital dynamics can severely affect its potential habitability—even triggering abrupt "snowball states" where oceans freeze and surface life is impossible, according ...
Astronomy
May 15, 2018
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The now defunct Chinese space station Tiangong-1 is en route to crash into Earth – completing its "atmospheric reentry phase". While experts have been aware that this would happen for more than a year, there has been huge ...
Space Exploration
Mar 28, 2018
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58
On Sunday, Feb. 11, 2018, NASA's Solar Dynamics Observatory, or SDO, saw a total solar eclipse in space when Earth crossed its view of the Sun. Also known as a transit, Earth's passage was brief, lasting from 2:10 a.m. to ...
Space Exploration
Feb 13, 2018
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33
On May 25, 2017, NASA's Solar Dynamics Observatory, or SDO, saw a partial solar eclipse in space when it caught the moon passing in front of the sun. The lunar transit lasted almost an hour, between 2:24 and 3:17 p.m. EDT, ...
Space Exploration
May 26, 2017
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152
Early in the morning of Sept. 1, 2016, NASA's Solar Dynamics Observatory, or SDO, caught both Earth and the moon crossing in front of the sun. SDO keeps a constant eye on the sun, but during SDO's semiannual eclipse seasons, ...
Space Exploration
Sep 2, 2016
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985
This week, the ExoMars mission control team at ESA's centre in Darmstadt, Germany, is training to prepare for next month's arrival at the Red Planet.
Space Exploration
Sep 2, 2016
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0
The 2016 spring eclipse season of NASA's Solar Dynamics Observatory began Feb. 19, 2016. These seasons – a time when Earth blocks SDO's view of the sun for a period of time each day – last around three weeks and happen ...
Space Exploration
Mar 1, 2016
0
7
(Phys.org) —What the viewer might perceive to be Saturn's surface is really just the tops of its uppermost cloud layers. Everything we see is the result of fluid dynamics. Astronomers study Saturn's cloud dynamics in part ...
Space Exploration
Nov 18, 2014
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0
On Jan 30, 2014, beginning at 8:31 a.m EST, the moon moved between NASA's Solar Dynamics Observatory, or SDO, and the sun, giving the observatory a view of a partial solar eclipse from space. Such a lunar transit happens ...
Space Exploration
Jan 31, 2014
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0
With a final, modest, thruster burn yesterday afternoon, ESA's billion-star surveyor finalised its entry into orbit around 'L2', a virtual point far out in space. But how do you orbit nothing? And who can show you how to ...
Space Exploration
Jan 16, 2014
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