The host star, HIP 67522, is slightly larger and cooler than our Sun. But unlike our middle-aged star, this one is just 17 ...

Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...

At the aphelion, the distance from the Earth’s center to the Sun’s center is going to be 152,087,738 kilometers (94,502,939 ...

Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...

YOUNGSTOWN, Ohio (WKBN) – If you have thought that the Earth is close to the sun in the summertime and that is why it is ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new simulations show. By Katherine Kornei If our species manages to hang ...

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

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

A comet has entered the Solar System from interstellar space and will pass through the inner planets later this year, NASA ...

Celebrate the Fourth with the Fireworks Galaxy, then check out the Demon Star Algol and the Full Buck Moon in the sky this ...

A recent study has uncovered a dramatic interaction between a planet and its parent star that is reshaping our understanding ...

A team of astronomers has uncovered an extraordinary cosmic mystery, a giant planet that seems to be hurtling toward a fiery ...