People still don't know how to keep astronauts safe for a Mars mission, but NASA was able to identify at least 25 gaps of knowledge to address the problem.
NASA's two Martial rovers reported back to Earth through Europe's new Trace Gas Orbiter.
China could be leading in space exploration projects, but what is in it for India?
Scientists finally figured out the reason of the visual impairment of astronauts after spending time in space.
Find out why the RapidScat stopped working.
If UAE will launch its Hope spacecraft in 2021, it will be just in time for their 50th anniversary.
The James Webb Space Telescope is done and is ready for launch in 2018. Is this the end of the Hubble Space Telescope?
An image taken by Cassini spacecraft showed Saturn's icy moon was dwarfed by enormous rings.
Yang Liwei, first Chinese astronaut, hears a knock from outer space. Is it from aliens trying to communicate?
NASA's project will reboot under Donald Trump's administration.
A UFO image on Mars seems to have raised questions about the possible existence of life on Mars. Or, is this a figment of imagination?