It’s been nearly 2 centuries since a planet was discovered in the solar system. But now scientists think they’ve uncovered ...

An international team led by the University of Geneva (UNIGE), including scientists from the National Center of Competence in ...

In this latest data mining, scientists unexpectedly discovered two planets with extremely unusual orbits, whose trajectories differ dramatically from the known patterns of planetary orbits. In our ...

Exoplanet TRAPPIST-1 e may contain an atmosphere and liquid water, NASA scientists said. Research into the exoplanet is ...

Most planet-forming disks have warps that can lead to planets on inclined orbits, which could explain where the tilt of Earth ...

A recently observed object called 2025 PN7 was found orbiting near the Earth. The quasi-moon is expected to accompany our ...

Uranus's moons — what is unique about each moon and why do they orbit at a tilt?

Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, ...

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 ...

Seven planets are aligning in the night sky this week, creating a brief chance to see a "planetary parade." Worldwide, the best day to see the alignment is today, Feb. 28. Mercury, Venus, Mars, ...