Science ❯ Astrophysics

Celestial Mechanics

Orbital Dynamics Trajectory Analysis Lunar Phases Eclipses Eclipse Mechanics Comet Dynamics Comet Trajectories Gravitational Effects Non-Gravitational Acceleration Eclipse Phenomena

Venus Likely Lost a Moon to Tidal Drag, Study Finds

Simulations tie Venus’s missing moon to the planet’s slow rotation that pulls satellites inward, leaving planned Venus missions to test the idea.

NASA Reveals 60‑Foot Moon Crater From SpaceX Falcon 9 Impact

2027 Total Solar Eclipse Will Peak Over Luxor With 6 Minutes 23 Seconds of Darkness

Perseids Peak Over Japan as New Moon Yields Dark Skies

NASA Updates Bennu Impact Odds and Flags Sept. 24, 2182 as Highest Single-Date Risk

NASA Confirms 2027 Total Solar Eclipse Will Last About Six Minutes and 22–23 Seconds

Total Solar Eclipse to Cross Spain, Iceland and Greenland on 12 August 2026

TESS Survey Identifies 27 Candidate Two‑Star Planets

Hubble Spots First Known Comet Spin Reversal

August 2, 2027 Total Solar Eclipse Will Be the Longest of the Century

Study Confirms DART Nudged Asteroid Pair’s Orbit Around the Sun

JWST Data Rules Out 2032 Lunar Impact by Asteroid 2024 YR4

ALMA Reveals 3I/ATLAS Is Exceptionally Methanol‑Rich, Indicating a Heterogeneous Interstellar Comet

Total Lunar Eclipse Turns Moon Red Overnight Across the Pacific, East Asia and the Americas

JUICE Releases Best-Yet Image of Interstellar Comet 3I/ATLAS as Data Flow Begins

Near-Full Moon Aligns Over Kaaba Tonight in Rare Lunar Culmination

AI and Crowd Sleuths Home In on Rival Sites for the Long-Lost Luna 9 Lander

February–March Sky Guide: Ring of Fire on Feb. 17, Six‑Planet Lineup on Feb. 28, Blood Moon on Mar. 3

SPHEREx Detects 20-Fold Post-Perihelion Surge in Interstellar Comet 3I/ATLAS

First Comet of 2026, C/2026 A1 (MAPS), Is on Course to Plunge Into the Sun on April 4