Science ❯ Astrophysics

Orbital Mechanics

Lunar Orbit Perigee Lunar Phases Trajectory Analysis Elliptical Orbits Asteroid Orbits Moon Orbit Low-Earth Orbit Moon Phases Cometary Orbits

Atlas 5 Lifts 29 Amazon Leo Satellites, Setting Payload Record

The heavier load signals Amazon’s push to speed deployment under an FCC deadline it has asked to extend.

SpaceX Set to Launch Transporter-16 Rideshare from Vandenberg with 119 Payloads

ESA Unveils JUICE Video of Interstellar Comet 3I/ATLAS

SpaceX Targets Vandenberg Falcon 9 Launch for 25 Starlink Satellites

SpaceX Launches 29 Starlink Satellites as Falcon 9 Booster Lands on 27th Flight

Webb Data Confirms Asteroid 2024 YR4 Will Safely Fly Past the Moon in 2032

SpaceX Launches 29 Starlink Satellites From Cape Canaveral on Sunday Night

India’s AgniKul Pitches Orbital AI Data Centers as Skepticism Grows Over Space Compute

Ariane 64 Debuts With 32 Amazon Leo Satellites on First Commercial Launch

TESS Reobserves Interstellar Comet 3I/ATLAS After Safe-Mode Gap

Russia Finalizes Launch Plan for New Orbital Station With Proton‑M Built for First Module

PowerBank, Smartlink AI Report First Orbital Cloud Satellite Running AI and Ethereum Verification in Orbit

NASA Scientist Proposes 5 BC Comet as Star of Bethlehem in Peer-Reviewed Study

Brazil’s First Commercial Orbital Launch Reset for Monday After Technical Delays

Starlink Says Chinese Payload Passed 200 Meters From Its Satellite, Spurring Calls for Data Sharing

NASA Scientist’s Model Revives 5 BC Comet as Star of Bethlehem Candidate

Last Supermoon of 2025 Rises Over Argentina Tonight

Cold Supermoon Peaks Thursday Evening, Highest Full Moon of 2025

NASA Releases New 3I/ATLAS Images, Affirms Interstellar Visitor Is a Natural Comet

Asteroid 2024 YR4 Moon-Strike Risk Hinges on February JWST Observations