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

Mercury is tiny, barely bigger than the Moon. Its metallic core makes up 70% of the planet’s mass, vastly exceeding Earth’s ...

The NASA/ESA/CSA James Webb Space Telescope has provided the first direct measurements of the chemical and physical ...

Webb's Mid-Infrared Instrument (MIRI), which shows thermal light, collected observations of the planet that allowed the team ...

In our own solar system, there are pretty good odds that you could stand on the surface of an asteroid and not even be able ...

Alpha Centauri, also known as Alpha Centauri A, is a three-star system. The brightest star, Alpha Centauri A, is quite ...

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

Many planetary systems are born in slightly tilted protoplanetary disks, which would explain the misaligned orbits from the ...

What can exoplanets orbiting M-dwarf stars teach scientists about planetary formation and evolution? This is what a recent ...

What new methods can be employed to help astronomers distinguish the light from an exoplanet and its host star so the ...

A team of scientists has found a new planet which orbits the wrong way around its host star. The planet, named WASP-17, and orbiting a star 1000 light years away, was found by the UK’s WASP project in ...

This illustration shows an exoplanet orbiting around two brown dwarfs –– objects bigger than gas-giant planets but too small to be proper stars. ESO/M. Kornmesser Astronomers have discovered a ...