Astronomy

Space Exploration Astrophysics Planetary Science Galaxies Space Missions Celestial Events Cosmology Observational Astronomy Telescopes Solar System

NASA Crew-11 Enters Quarantine Ahead of July ISS Launch

They entered a two-week health-stabilization quarantine at Johnson Space Center to safeguard crew health ahead of final spacecraft system checkouts.

LVK Confirms Record-Breaking 225-Solar-Mass Black Hole Merger

Two Studies Confirm Uranus Emits Internal Heat, Strengthening NASA Mission Appeal

Perseid Meteor Shower Begins With New Moon Window Ahead of Bright Moon Peak

Ammonite: Newly Discovered Sednoid Expands Orbital Diversity and Narrows Planet Nine Search

Boeing’s Starliner Return to Space Slips to Early 2026

Astronomers Observe First Solid Condensation of Rocky Planet Precursors Around Distant Star

First Solids of Planet Formation Observed Around Young Star HOPS-315

Stories older than 24h

NASA Completes Final Checks on SNIFS Ahead of July 18 Chromosphere Launch

High-Resolution Images Illuminate Ancient Interstellar Comet 3I/ATLAS

Chandra Observations Reveal Rapid Atmospheric Loss on Exoplanet TOI 1227b

New Distant Sednoid ‘Ammonite’ Casts Doubt on Planet Nine Hypothesis

54-Pound Martian Meteorite Sells for Record $5.3 Million at Sotheby’s Auction

Apollo-Soyuz Docking System Marks 50th Anniversary and Powers the ISS

Infinity Galaxy’s Newborn Black Hole Shows Evidence of Direct Collapse

Roman Space Telescope Survey Forecasts 100,000 Cosmic Explosions

Aurora Borealis Set to Light Up Upper Midwest for Consecutive Nights

One-Step Solar Reactor Extracts Water, Oxygen and Fuel From Lunar Soil

Perseid Meteor Shower Kicks Off as Bright Moon Threatens Peak Visibility

Scientists Publish Dark Dwarfs Theory and Map Out JWST Search at Galactic Center