Astronomers have announced the discovery of what appears to be an "ice cold Earth," a chilly but potentially habitable rocky ...

Alexander Venner picked his way by hand through the data collected by a now-retired NASA telescope called Kepler, which ...

A newly identified Earth-sized exoplanet with a year-long orbit may lie near its star’s habitable zone, but extreme cold could limit its chances of hosting liquid water.

SIGNS of an alien planet that’s about the same size as Earth have been picked by up a Nasa telescope. Scientists say it might ...

A new discovery in the search for Earth-like exoplanets has just been published in The Astrophysical Journal Letters on ...

Astronomers have identified a new chilly Earth-like planet Up Next. How do UK weather warnings work? Video, 00:01:47How do UK ...

Astronomers have discovered a potentially habitable new planet which is estimated to be 6 percent larger than Earth. Named HD 137010 b, the planet is located about 146 light-away from Earth ...

One of the worlds in the TRAPPIST-1 system, a mere 40 light-years away, just might be clad in a life-supporting atmosphere. In exciting new JWST observations, the Earth-sized exoplanet TRAPPIST-1e ...

A planet that looks faintly familiar has emerged from old space telescope data, though it may be far from welcoming.

Spotting Earth-like planets is nearly impossible with conventional telescopes, but researchers propose a bold fix: a rectangular design that can separate a planet’s faint glow from its blinding star.

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to find it around many of the most common stars in the galaxy. A new study led ...