Astronomy

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

NASA Loads Artemis II for Wet Dress Rehearsal Ahead of Possible Feb. 8–11 Launch

A Feb. 3 briefing on the fueling test will determine whether NASA flies the crew to Kennedy for a possible February launch.

Sunspot AR4366 Unleashes X8-Class Flare as Forecasters Watch for Possible CME Glancing Blow This Week

Perseverance Completes First AI-Planned Drives on Mars, NASA Confirms

Moon to Occult Bright Star Regulus Tonight Over Parts of North America

NASA Starts Wet Dress Rehearsal for Artemis II as Launch Target Slips to Feb. 8 at Earliest

SpaceX Files FCC Plan for Up to One Million Orbital AI Data‑Center Satellites

SpaceX to Launch 25 Starlink Satellites from Vandenberg This Morning

Singapore to Launch National Space Agency on April 1, Names Ngiam Le Na CEO

NASA Begins Artemis II Wet Dress Rehearsal Countdown With Earliest Launch Now Feb. 8

Blue Origin Pauses New Shepard for Two Years to Accelerate Moon Lander and New Glenn Work

NASA Confirms Perseverance’s First AI-Planned Drives on Mars

NASA Awards Axiom Space Fifth Private ISS Mission for Earliest Launch in January 2027

Reanalysis of Galileo Data Finds Ammonia on Europa Near Surface Fractures

Updated Orbit Shows 4% Moon-Impact Chance for Asteroid 2024 YR4 in 2032

Earth-Sized Exoplanet Candidate Found 146 Light-Years Away Around a K-Dwarf

JWST Confirms MoM‑z14, Most Distant Galaxy Yet, at Redshift 14.44

Spain Prepares for August 2026 Total Solar Eclipse During a Rare Run of Record Events

NASA Moves Artemis II Earliest Launch Opportunity to Feb. 8 After Weather Delay

EHT Pinpoints Likely Base of M87’s 3,000-Light-Year Jet Near Black Hole

Synchrotron X-Rays Reveal Decoded Fragments of Hipparchus’s Lost Star Catalog