exoplanet

Hubble Spots Hazy Worlds With Watery Atmospheres

The Hubble Space Telescope has spied five alien worlds around distant stars that show clear signs of water vapor filling their atmospheres, according to a new study. The find represents the first conclusive detection and comparison of water vapor in ...

New-found Earth-size Exoplanet Doomed

Astronomers announced this week that they have spotted a rocky Earth-size planet beyond our solar system, the smallest alien world accurately sized by observers to date. However, the super-hot planet is no second Earth, and according to theories, the distant ...

First Cloud Map of a Planet Beyond our Solar System

After cataloging nearly a thousand worlds beyond our solar system, astronomers can now for the first time forecast cloudy skies on a distant exoplanet. While the above image may not resemble a weather map, it shows a first look at ...

First Cloud Map of a Planet Beyond our Solar System

After cataloging nearly a thousand worlds beyond our solar system, astronomers can now for the first time forecast cloudy skies on a distant exoplanet. While the above image may not resemble a weather map, it shows a first look at ...

Bumper Crop of Habitable Worlds Discovered?

Astronomers believe they have found an alien solar system packed with a record-breaking three potentially habitable worlds. New observations of the star Gliese 667C—about one-third the mass of our sun—is home to between five and seven planets, three ...