The enterprise of sending humans to the Moon and Mars is fraught with dangers. Apart from cosmic radiation and harsh conditions on these alien lands, another issue is the reduced gravity of ...
Add Yahoo as a preferred source to see more of our stories on Google. Physicists have worked out exactly how fast time passes on Mars compared with Earth. (CREDIT: Wikimedia / CC BY-SA 4.0) On Earth, ...
As space agencies race to set foot on the Moon, Mars, and elsewhere, a not-so-glamorous problem could be the key to success: the functionality of a rover’s wheels in alien dirt. When NASA’s Spirit ...
Learn how microgravity could affect sperm, fertilization, and embryonic development in space.
Free-return trajectory – a path that loops around the Moon and returns to Earth without propulsion Permanently shadowed regions – areas near the lunar poles that never receive sunlight and may contain ...
On Earth, knowing the time feels simple. Your phone pings the same second as a GPS satellite and an atomic clock in a lab. Everything is wired together so well that you rarely think about the ...