Something is hiding inside Kepler-51d, and it’s doing a remarkably good job of it. About 2,615 light-years away in the ...

Astronomers are baffled by Kepler-51’s “super-puff” planets—giant worlds as light as cotton candy. Despite expectations, the James Webb Space Telescope failed to detect their atmospheric signatures, ...

The James Webb Space Telescope has taken the deepest look yet at Kepler-51d, an ultra-low-density exoplanet sometimes ...

Why are “super-puff” exoplanets so intriguing? This is what a recent study published in The Astronomical Journal hopes to ...

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 ...

Kepler-51d is a giant, ultra-light “super-puff” planet wrapped in an unusually thick haze that’s blocking scientists from ...

A hazy, ultra-light “super-puff” planet, Kepler-51d, is hiding its secrets and challenging how scientists understand planet ...

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 ...

Days after they declared a spacecraft emergency over the Kepler space telescope, NASA engineers say the craft has now recovered and that they're working to figure out what happened. Kepler, which is ...

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 ...