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

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

NASA's elite planet-hunting spacecraft has been declared dead, just a few months shy of its 10th anniversary. Officials announced the Kepler Space Telescope's demise Tuesday. Already well past its ...

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.

The planet is estimated to be about six per cent larger than Earth and follows a roughly 355-day orbit, according to the ...

Worlds that circle stars other than our own are called “exoplanets.” This specific one could be the very first planet like ...

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 ...

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

Add Yahoo as a preferred source to see more of our stories on Google. Astronomers do not have a photo of Kepler-22b, but they used the so-called 'transit method' to detect it from 640 light-years away ...

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 ...

On March 7, 2009, the Kepler Space Telescope took off from Cape Canaveral aboard a Delta II rocket. For almost a decade, the space telescope expanded our understanding of the universe before it ...