"These two planets have densities comparable to a nice blob of shaving foam fresh from the can." ...

The Solar System is far more diverse in size than it appears from Earth. From tiny rocky worlds to massive gas giants, each ...

Astronomers have uncovered a pair of giant planets that are lighter than cotton candy—super-puffs the size of Jupiter.

A pair of giant planets circling a star more than 1,100 light-years from Earth looks almost too bloated to be real. Each ...

A pair of sibling gas giants originally spotted by citizen scientists are so lightweight that their density resembles wispy ...

Two ‘super-puff’ planets lighter than cotton candy have been discovered by scientists—and they’re bigger than Jupiter.

An international collaboration has discovered two of the lowest-density giant planets ever detected: rare ‘super-puff’ ...

A giant planet the size of Saturn orbiting a sun-like star has potentially been identified in our nearest neighbouring stellar system, Alpha Centauri. At just four light years from Earth, Alpha ...

Studying the orbits of thousands of exoplanets shows that large planets tend to have elliptical orbits, while smaller planets tend to have more circular orbits. This split coincides with several other ...