US Air Force's X-37B lands after a 15-month mission amid speculation that it has been spying on the Chinese space station
This is your last chance to see a transit of Venus for 100 years. Here’s how…
Nasa confirms that our galaxy is doomed to crash into Andromeda... in just four billion years
Space agency could be revitalised as private investment frees funds for further exploration
Former astronauts demand Nasa abandon 'extreme position' that CO2 causes climate change
Saturn V launcher located underwater as Bezos joins ranks of super-rich science adventurers
New video pours scorn on doomsday scenarios - but doth Nasa protest too much?
Concerns that space rock 2011 AG5 will cause death and destruction in 2040 are dismissed