Britain's first ever astronaut - Dr. Helen Sharman - is certain that we are not alone in the universe.
Retired NASA astronaut Jerry Linenger claims that he encountered several anomalies during his time in space.
The veteran Apollo astronaut has called on the US government to hasten its efforts to colonize Mars.
Astronaut Buzz Aldrin has responded to the suggestion that his feces should be retrieved from the Moon.
Vice President Mike Pence has announced that US astronauts will walk on the lunar surface within 5 years.
The automotive giant has designed a new pressurized vehicle that astronauts can drive around on the moon.
One of the most intriguing samples retrieved by the Apollo 14 astronauts appears to be terrestrial in origin.
The peculiar post targeted conspiracy theorists with a rather humorous play on the late astronaut's name.
One of the three astronauts who flew to the Moon aboard Apollo 8 has criticized efforts to land humans on Mars.
The crewed mission is the first since October, when two astronauts were forced to make an emergency landing.
NASA has stated that it is still committed to using Russian Soyuz rockets to launch astronauts to the ISS.
Two astronauts narrowly escaped disaster today when their Soyuz rocket developed a problem with its booster.
Scientists have calculated the minimum level of radiation that an astronaut will be exposed to on a trip to Mars.
Russian authorities are working to determine if a rogue astronaut may have intentionally drilled the hole.
Russian investigators now believe that the hole in the ISS was created from the inside, not from the outside.
Astronauts have been working to locate and seal a small leak that has opened up aboard the orbiting outpost.
For the first time in 50 years, an astronaut has voluntarily stepped down in the middle of the training program.
The ice deposits could prove to be an important resource for astronauts setting up a manned outpost in the future.
Explorer Darrell Miklos has discovered a strange object after following a map made by astronaut Gordon Cooper.
In a recent Twitter exchange, Leland Melvin described seeing 'something organic/alien-like' in the payload bay.