The space rock is hurtling through our cosmic backyard at a zippy 26,200 miles per hour, according to the space agency.
Low-Earth orbit is more crowded—and fragile—than it looks. Satellites constantly weave past each other, burning fuel and ...
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Super-Earth exoplanets may have built-in magnetic protection from churning magma — and that's good news for life
"A strong magnetic field is very important for life on a planet." ...
There's no telling what will gain traction on social media, but one conspiracy theory has gained enough traction for NASA to ...
About 700 million years ago, Earth was entombed in a veneer of ice hundreds of feet thick—a frozen state scientists refer to as “Snowball Earth.” Oceans cooled but managed to retain some heat to avoid ...
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