Our readers enjoy getting to grips with this one, pondering everything from what this planet might look like to the various ...

It’s not quite the impossible planet, but it’s certainly very improbable. A planet has been discovered around a type of ancient star that scientists once believed couldn’t support planets. Even more ...

Astronomers have identified a strikingly large gas giant orbiting a remarkably small red dwarf star — a finding that challenges long-standing assumptions about how planetary systems form. The ...

Astronomers have discovered a planet they thought couldn't exist. The rocky planet, named Kepler-10c, is more than twice as large as Earth and weighs 17 times as much as our planet. What has ...