Mars may have once possessed an ocean at least as large as Earth's Arctic Ocean, a new study suggests. Previous research ...
Smithsonian Magazine on MSN
Jupiter’s Moon Europa Is a Top Candidate for Hosting Alien Life. But It May Lack the Geologic Activity Needed to Birth Microbes
On Earth, deep-sea vents may have given rise to the planet’s first life. But nothing of the sort seems to be happening at the ...
Today: Winter is the best season for finding bright stars. And if you only want to set aside a few minutes, 10 p.m. tonight ...
Particles from Earth’s atmosphere have been carried into space by solar wind and landing on the moon for billions of years, mixing into the lunar soil, according to a new study.
Enceladus, no wider than Arizona, is an icy moon of Saturn. It has a global subsurface ocean. NASA’s Cassini spacecraft has ...
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