Science ❯ Astrophysics

Orbital Dynamics

Earth's Orbit Gravity Horseshoe Orbits Chaotic Orbits Lunar Orbit Eccentric Orbits Planetary Motion Hiperbolic Orbits Eccentricity Radiation Effects Asteroid Characteristics Gravitational Interactions Spacecraft Design

Astronomers Confirm 2025 PN7 as Earth’s Seventh Quasi-Satellite

Its year-long resonance with Earth makes it a safe nearby target for follow-up observations.

Study Flags Hidden Venus Co-Orbital Asteroids as Long-Term Earth Hazard

Researchers Warn Venus Co-Orbital Asteroids Could Endanger Earth