The first crop harvested from the International Space Station's garden was romaine lettuce.
As of three point eight billion years ago, Mars had already lost much of its atmosphere.
Trying to figure out how to experience the 2017 solar eclipse? We've got options for you.
Total solar eclipses are when the sun's corona are most easily observed.
Mars-bound astronauts will face many dangers including extended exposure to galactic radiation, which has been shown to cause brain damage.
NASA has designed a new grappling tool based on geckos' foot grips.
NASA wants YOU to help them make new discoveries! Crowdsourcing alleviates big data problems for astronomers.
There are a million space rocks nearby. Astronomers have only mapped about 9,700 of them.