Astronomers have pulled a frozen, Earth-sized world out of archival data from the retired Kepler Space Telescope, revealing a ...

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.

A recent conundrum about a star 1,500 light years away discovered by the Kepler Space Telescope has extraterrestrial enthusiasts crying "alien" as an explanation, but scientists studying the star are ...

— -- Astronomers on Monday reported the discovery of an Earth-like planet outside the solar system whose size and distance from its own star put it in the "habitable" zone and make for a surface ...

The first—and so far only—hint of the potential planet arrived in observations from NASA’s now retired Kepler space telescope ...

Scientists continue to mine data gathered by NASA's Kepler Space Telescope, retired in 2018, and continue to turn up ...

Discoveries can come from the most unlikely places — at least, that's what one high schooler found out, after finding nearly 1.5 million new objects in space.

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

NASA scientists unearthed a new exoplanet, dubbed the 'cold Earth,' from retired Kepler telescope data. This Earth-sized world, HD 137010 b, orbits a distant star and, despite frigid temperatures, may ...

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

NASA's planet-hunting mission, the Kepler Space Telescope, has just discovered Kepler-452b, a planet that scientists are calling "Earth 2.0." Scientists said in a press conference Thursday that they ...