The dwarf planet Ceres—long believed to be a barren space rock—is an ocean world with reservoirs of sea water beneath its surface, the results of a major exploration mission showed Monday.
Astronomy
Aug 10, 2020
13
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A new analytic model for calculating the effective thermal conductivity of planetary regolith allows scientists to better understand the connections between the physical and thermal properties of planetary surfaces and the ...
Space Exploration
Jul 29, 2020
0
24
Recent NASA missions to asteroids have gathered important data about the early evolution of our Solar System, planet formation, and how life may have originated on Earth. These missions also provide crucial information to ...
Space Exploration
Jul 14, 2020
0
12
The 49ers who panned for gold during California's Gold Rush didn't really know where they might strike it rich. They had word of mouth and not much else to go on.
Space Exploration
Jun 1, 2020
0
63
The mystery of some lava-like flows on Mars has been solved by scientists who say they are caused not by lava but by mud.
Space Exploration
May 18, 2020
22
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On Feb. 21, 2019, we shot an asteroid.
Space Exploration
May 8, 2020
3
730
Impact cratering both produces new regolith and causes seismic events that can degrade and erase small craters on the surface of asteroids, a paper by Planetary Science Institute Senior Scientist James Richardson says.
Space Exploration
Apr 17, 2020
5
196
A large team of researchers affiliated with multiple institutions across Japan has revealed the age of the asteroid Ryugu and other characteristics by firing a copper ball at its surface. In their paper published in the journal ...
The study of near-Earth asteroids (NEAs) is driven by both scientific and practical reasons. Because of their proximity to our planet, they can provide key information regarding the delivery of water and organic-rich material ...
Space Exploration
Oct 17, 2019
0
10
Modern analysis of Martian meteorites has revealed unprecedented details about how asteroid impacts help create temporary sources of running water on the red planet.
Space Exploration
Sep 5, 2019
1
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