Cool brown dwarf could have water-based clouds

We normally think of stars as hot - but scientists using ESO's Very large telescope say they've found a pair of cool brown dwarfs, one of which is no hotter than a sauna or a cup of tea.

Astronomers see birth of new exoplanet

Astronomers believe they have found a planet in the process of formation, clearing a path in the natal disc surrounding a young star.

First extra-galactic planet discovered

Astronomers have for the first time discovered a planet which originated outside our galaxy.

$2bn space experiment seeks out 'anti-universe'

What's being described as one of the most complex space scientific instruments ever built is on its way to the International Space Station to seek out the 'dark universe'.

ESO discovers most similar planetary system to our own

Astronomers have discovered a planetary system containing at least five and possibly seven planets, orbiting the Sun-like star HD 10180.  It makes the system the most similar to our own yet discovered.

ESO observes supernova in 3D

Astronomers using ESO’s Very Large Telescope have for the first time been able to see a stellar explosion in 3D.

Largest ever star discovered

Astronomers have discovered the biggest star ever - more than 300 times the mass of the Sun, and twice as large as the generally accepted limit of 150 solar masses.

Supersonic winds observed on exoplanet

Astronomers have for the first time observed a massive storm on a planet outside our solar system.

Youngest exoplanet discovered - and it grew up fast

Images of an alien planet passing in front of its sun have demonstrated that gas giants can form very quickly.

Spacecraft gets up close to Venus

The Venus Express spacecraft has completed an 'aerodrag' exercise, using its solar wings to catch and measure faint wisps of atmosphere just 180km above the planet.

Newly-discovered exoplanets found going backwards

ESO astronomers have discovered nine new exoplanets - and found that several are going the wrong way.