Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

Stars are known for being some of the largest objects in the cosmos, with some clocking in at upwards of 1,700 times the size ...

Bluish-white Regulus in Leo is moving toward the western horizon and sets around 10 p.m. in mid-July, followed a couple of ...

Something incredibly strange is happening in our cosmic neighborhood: a mysterious gravitational disturbance is hurtling Jupiter toward the Sun. If it sounds like science fiction, that’s ...

Exoplanet HIP 67522 b, fluffed up to the size of Jupiter, circles so close to its star that it’s triggering violent flares — ...

Methuselah, located 12,400 light years away in the constellation Scorpio, is one of the most ancient exoplanets ever ...

NASA’s Transiting Exoplanet Survey Satellite (TESS) has made yet another exciting discovery—but it never works alone. Thanks ...

Our Solar System is home to eight extraordinary planets, each with its own unique features, mysteries, and beauty. This cosmic journey takes you from the Sun-scorched surface of Mercury to the icy ...

Rarer still are double hot Jupiters. They occur in binary systems—solar systems with two stars orbiting one another—with a single hot Jupiter forming around each of the stars.

Earth Does Not Orbit Around the Sun But Around a 'Center of Mass,' Claim Researchers 'How planets revolve' is possibly one of the first extraterrestrial phenomena that educators taught students at ...