What makes the Kepler-51 system even more puzzling is the apparent stability of these planets’ massive atmospheres despite the intense radiation from their young, active star. These conditions ...

An unusual planetary system with three known ultra-low density ... "The three previously known planets that orbit the star Kepler-51 are about the size of Saturn but only a few times the mass ...

Previous observations led by astronomer Emily Leiner using NASA's retired Kepler space telescope had ... once part of a remarkable triple-star system. Possibly, it gained its observed turbo ...

Kepler was one of the most successful exoplanet-hunting missions so far. It discovered 2,600 confirmed exoplanets – almost half of the total – in its almost ten years of operation. However, most data ...

The planet 51 Pegasi b is a long way from Prior Lake, 48 light years (several billion miles) to be exact. It orbits a fifth magnitude star, similar to our Sun, in the constellation Pegasus. It was ...

Here are some pics of most earth-like exoplanets uploaded by NASA: Gliese 667Cc, 22 light-years from Earth, is 4.5 times Earth's mass, orbits its cooler red dwarf star in 28 days, and likely resides ...