Science ❯Astrophysics ❯Gravitational Effects

Orbital Mechanics

Temporary Satellites Temporary Capture Horseshoe Orbits Wobble Detection Inclined Orbits

Study Hints at 'Planet Y' in Outer Solar System After Kuiper Belt Warp Detected

Researchers report a modest signal in trans-Neptunian orbits consistent with a small inclined planet.

Gaia Spacecraft Confirms First Exoplanet and Brown Dwarf Using Astrometry