There is more than meets the eye for a distant gas giant planet. Astronomers have discovered that the extrasolar planet, or "exoplanet," not only has one of the weirdest orbits ever seen, but it is ...

Ultra-hot Jupiters — named as such because of their physical similarities to the planet Jupiter — are exoplanets that orbit stars other than the sun with temperatures so high that the molecules in ...

The discovery of an extraordinary multi-planet system has demonstrated that so-called "hot Jupiter" planets may not be lonely giants after all. The findings could force scientists to revise their ...

This is the first time that astronomers have been able to measure the motion of a massive Jupiter-like planet that is orbiting very far away from its host stars and visible debris disk. This disk is ...

A peculiar planet unraveled by NASA's Transiting Exoplanet Survey Satellite (TESS) has left astronomers scratching their heads. Despite being bombarded with intense radiation from its red giant parent ...

Astronomers are just beginning to scratch the surface of the complex, and sometimes violent, relationships between planets and their parent stars. The red giant star Kepler-56 has a really weird spin, ...