Abastumani, hidden in the wild Georgian mountains, was a once-secret Soviet observatory. Tara Isabella Burton visits to see how it has adapted to post-Cold War life.

Hubble celebrates its 25th anniversary this month. But before it could change our view of the Universe, intrepid astronauts had to get it working…

Gamma ray bursts are the most violent explosions in the Universe. Richard Hollingham profiles the space mission watching out for these rare events.

Alien hunter and astronomer Jill Tarter ponders the age old question: are we all alone in the Universe?

Scientists' could learn a thing or two from science fiction when it comes to naming newly discovered worlds, says Quentin Cooper.

The most impressive images this week from the worlds of science and technology, including secrets lying within the ocean and at the dawn of the Universe.

Here are some of the most stunning pictures captured during a memorable month in space – from cosmic collisions to soaring satellites.

Here are some of the most impressive pictures captured during the last month – from a stunning space walk portrait to an historic Moon mission.