The Space X CEO detailed the practical measures required to turn his Interplanetary Transport System from a science fiction dream into near future reality.
If you want to know how likely we are to find a ninth planet lurking at the edge of our solar system, it is worth considering hunches elsewhere in science.
Tim Peake will be carrying out the first spacewalk by a Brit since 1995, but what exactly will he be doing?
Scientists are excited – the opportunity to study its trajectory could help improve current methods.
Don't let the Home Office mislead you: privacy and security aren't mutually exclusive.
This is what human beings do. We wander over landscapes, whether terrestrial, cosmic or conceptual, looking for something different, better, more interesting.
“Is there life on Mars?” seemed like an epoch-defining question.
In a huge announcement today, NASA reveals it has found evidence of salty water on Mars. We look at what we know so far about water on the red planet.
Is the world ending? And other important questions.
One astronaut broke the record for most days spent in space, while another left his twin at home on Earth to measure the effects of space on the human body.
Once again, Nasa's Near Earth Objects department fulfils its role as "official denier of viral asteroid rumours".
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