From 'alien' bacteria found on the space station, to mysterious deep space signals detected – these are the best space stories of the week.
For hundreds of years, long before the arrival of space travel, people have dreamt of reaching the moon
WASP-18b - which is 10 times more massive than Jupiter - has a choking atmosphere consisting of deadly carbon monoxide.
Researchers from the agency have found the factor that could have helped in maintaining subsurface water under these worlds.
The image was composed from Nasa's Chandra X-ray Observatory and a couple of ground-based telescopes.
Incredible footage of our planet shared by International Space Station commander Randy Bresnik reveals natural and man-made wonders.
From athletes to rappers, many people have expressed support towards the flat-Earth theory in the past.
The only Supermoon of 2017 is slated to occur on 3 December, when the moon is expected appear closer and brighter.
The discovery was made using MUSE instrument mounted on top of ESO's Very Large Telescope in Chile.
"On behalf of the United Government of Mars, I would like to welcome you to your second home."
The satellite detected a surprising spectral breach and a strange spike, which may help scientists uncover the origins of dark matter.
The ISS will install a new experimental sensor that can calculate the size, trajectory and impact of space debris that is less than a millimetre in size.
The rover will use new science instruments to hunt signs of ancient microbial life on the Martian surface.
Extremely turbulent environments and intense radiation from black holes are capable of ripping apart young stars, but these neighbours exist.
Over billions of years, red giant stars can transmit enough energy and radiation to increase the size of gas giants to massive proportions.