Science ❯ Astronomy

Planetary Science

Mars Exploration Mars Moons Planet Formation Jupiter Gas Giants Astrobiology Lunar Studies Exoplanets Solar System

Hayabusa2’s Ryugu Samples Confirm All Five DNA/RNA Bases, Pointing to Space-Born Formation Clues

Researchers link Ryugu’s nucleobase balance to ammonia levels, signaling formation pathways now being tested in the lab.

Stories older than 24h

Perseverance Radar Reveals Buried Ancient River Delta Beneath Jezero Crater

Cornell Catalog Identifies 45 Rocky Exoplanets in Habitable Zones

Cracks in Bennu’s Boulders Solve OSIRIS‑REx Thermal Mystery

JWST Helps Reveal Sulfur-Rich Magma-Ocean World L 98-59 d

Astronomers Publish Evidence of Planetary Collision Around Sun-Like Star

Astronomers Tie Distant Star’s Chaotic Fading to Evidence of a Planetary Collision

ALMA Maps Show Interstellar Comet 3I/ATLAS Is Exceptionally Methanol-Rich

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

Webb Observations Eliminate 2032 Lunar-Impact Risk From Asteroid 2024 YR4

JWST Details Io and Europa Auroral Footprints, Finds Rapid, Dense Cold Spot on Jupiter

ESA Mars Orbiters Capture Record Ionospheric Surge From 2024 Solar Superstorm

Johns Hopkins Test Finds Microbe Survives Mars-Impact Pressures

Tardigrades Struggle in Martian Soil Simulant, Then Recover After a Water Rinse

Six-Planet Parade Lines Up Along the Ecliptic as Jupiter Shines Brightest

Astronomers Map 'Teenage' Planetary System TOI-2076, Revealing Photoevaporation at Work

MAVEN Data Reveal Rare 'Whistler' Signal Consistent With Lightning on Mars

New Study Links Titan Moon Merger to the Birth of Saturn’s Rings

Six-Planet Parade Visible After Sunset on Feb. 28

Oxford Study Finds Moon’s Magnetic Field Was Mostly Weak Through Its History