Michael Collins said the Moon was 'nothing' compared to what he could see from the spacecraft
NASA astronaut Frank Rubio said he thought his spine had extended after 371 days in space
An incredible discovery on the Red Planet
No American has spent longer in space that Frank Rubio
Scientists described the discovery as 'really exciting'
Astronaut Mike Massimo first visited space in 2002
Edgar Mitchell had an unusual belief about what our extraterrestrial neighbours are up to
It's expected to be a 50,000-square-metre facility completed with restaurants and living quarters
Scientists have warned that it could threaten the existence of humans altogether
The new suit is reportedly inspired by the 'stillsuits' featured in sci-fi film Dune
It's definitely NOT aliens... so they say
The NASA astronaut has opened up about his 'sobering realisation'
Take a look at this extraordinary footage of NASA space cadets Peggy Whitson and Shane Kimbrough and see how you feel
Astronauts say the 'overview effect' completely alters the way they view the world
Ron Garan returned to Earth with an entirely new perspective after what he witnessed in space
The huge explosion is said to be happening between now and September
The James Webb Space Telescope is finding planets from the beginning of the universe
This is why the horizon looks flat even though the Earth is round
Mike Hughes was known for his belief that the Earth was flat
The absolute whopper is bigger than any of our mountains
Our days could get a lot longer in the future thanks to the Earth's rotation
It's a pretty compelling reason why E.T. hasn't phoned home
What was described as 'previous unremarkable' is now anything but