Science ❯ Astrobiology

Planetary Science

Mars Exploration Habitability Mars Research Asteroids Small Bodies Europa Near-Earth Objects Mars Moons of Jupiter Celestial Bodies

Study Projects Last Land Plants Will Survive About 1.84–1.87 Billion Years

Three‑dimensional climate simulations show two possible end paths driven by how strongly rock weathering removes carbon dioxide from the air.

Study Finds Earth’s Phosphorus and Nitrogen Came From the Inner Solar System

Scientists Outline 'Agnostic Biosignature' to Find Life Through Planetary Patterns

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

NASA Clarifies "Second Moon" Hype: 2025 PN7 Is a Quasi‑Satellite, Not an Earth Moon

NASA Loses Contact With MAVEN Mars Orbiter

NASA Probes Loss of MAVEN After Signal Hints at Uncontrolled Spin in Mars Orbit

Yellowstone Quake Swarm Briefly Rewired a Deep Aquifer’s Chemistry and Microbes

OSIRIS-APEX Releases Earth Flyby Imagery After 2,136-Mile Gravity Assist Toward Apophis

NASA Confirms Earth’s Temporary Quasi-Satellite as Interstellar Comet 3I/ATLAS Nears Perihelion

NASA Concludes Deep-Space Laser Demo With Psyche’s Final Downlink at 218 Million Miles

Tiny Target for Hayabusa2: 1998 KY26 Measures 11 Meters and Spins in Five Minutes

Astronomers Confirm 2025 PN7 as a New Earth Quasi-Moon

Webb Releases Multiwavelength View of the 'Butterfly Star,' Revealing Dust Settling in a Planet-Building Disk

Autonomous Synthetic Lichens Enable 3D-Printed Structures on Mars

Elon Musk Declares Mars Colonization Humanity's 'Life Insurance' as Starbase Becomes an Incorporated City

New Study Finds Titan’s Ocean Could Support Only Tiny Microbial Life

ESA’s Hera Probe Captures Rare Images of Mars’ Moon Deimos

Ancient Martian Crystal Suggests Water Existed 4.45 Billion Years Ago

NASA Study Suggests Martian Ice Could Harbor Microbial Life