NASA has announced the discovery of an Earth-like planet orbiting a Sun-like star that shares several other similarities with ...

When astronomers announced Kepler-452b, they were not just adding another distant world to a growing catalog. They were ...

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 ...

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 ...

Astonishingly, we can identify molecules present in the atmospheres of exoplanets.

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.

One of the boldest dreams in modern astronomy is the search for Earth-like worlds beyond our solar system. These exoplanets may hold oceans, rocky ground, and even atmospheres rich in oxygen or ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An artist's impression of TRAPPIST-1d transiting its star, seen from up close. Two other worlds, ...

As telescopes have become more powerful, we’ve been finding tons of “exoplanets”—planets orbiting faraway stars. One such planet, known as exoplanet TRAPPIST-1 d, has intrigued astronomers looking for ...