In the "Star Trek" universe, humans made contact with aliens in 2063. In the real world, scientists could beat that mark by decades, at least when it comes to detecting signs of life beyond this rock.
Away from the companionship of clusters, a lone galaxy peers into the abyss of empty space.
Someone left a bright nightlight on in the universe. One of NASA's spacecrafts located the shiniest galaxy ever discovered.
A giant planet 11 times the mass of Jupiter has been directly photographed, the closest such planet to Earth we've seen with our own eyes.
The distance to a super-bright galaxy has been exactly calculated, setting a 13-billion light-year record as the most distant galaxy ever seen (that we know of).
Data from the Very Large Telescope in Chile suggests that it would be more appropriate to call the Eagle Nebula's famous gas formation the "Pillars of Destruction."
To celebrate the 25th birthday of the Hubble telescope, check out this stunning visualisation of a flight through a nebula, the place where stars are born.
Researchers are finding no obvious signs of life after digging through thousands of galaxy images in search of advanced civilizations.
Watch: Miles below the surface, a remote-controlled sub is sending live video of its mission, complete with jellyfish cameos.
The Sphere instrument on the VLT in Chile peers with all its might into the blackness around a binary star system and returns a surprise for astronomers.