Could a lonely planet wander aimlessly through the restless galaxy change the subtle dance of gravity within our solar system ...

Astronomers have discovered 2017 OF21, a distant dwarf planet candidate located about 90 times farther from the Sun than ...

The unexpected detection of a new planet has been hailed as a “remarkable discovery” by Irish astronomers who were involved in its identification. The newly spotted planet, named WISPIT 2b, is ...

Using NASA’s James Webb Space Telescope, researchers observed auroras warming the rogue planet’s upper atmosphere.

Using NASA's Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered two new exoplanets around a young ...

The Solar System does not have a clear border. The influence of the Sun in certain domains is small enough for the Voyager probes to have escaped into interstellar space, but there are comets and ...

Astronomers are buzzing over 3I/ATLAS, a mysterious object hurtling through our solar system, and a new theory claims it can ...

Long had the scientific community searched space for signs of a newly formed planet, and it has now captured one.

WISPIT 2b, a gas giant forming around a young Sun-like star, has been directly imaged for the first time inside a spectacular multi-ringed disk. Still glowing and actively accreting gas, the planet ...

More than 50 times further from the Sun than Earth, the tiny dwarf planet Makemake is one of the last places you'd expect to ...