Science ❯ Astrobiology

Origin of Life

Prebiotic Chemistry Chemical Processes Building Blocks Organic Molecules Extraterrestrial Life Extraterrestrial Materials Conditions for Life Molecular Biology Nucleobases Solar Influence on Earth

Astronomers Detect First Sugar in Interstellar Space

Spectral matches combined with chemical models show a four‑carbon sugar can form on icy dust grains in star‑forming clouds and may be widespread.

Astronomers Detect First Sugar in Interstellar Space

SETI Finds No Radio Signs From Interstellar Visitor 3I/ATLAS

Hayabusa2 Ryugu Samples Contain All Five DNA and RNA Bases

Ubiquitous Carbon Film Found to Control Static Charge Flow on Insulating Oxides

ALMA Reveals 3I/ATLAS Is Exceptionally Methanol‑Rich, Indicating a Heterogeneous Interstellar Comet

Lab Tests Show Tough Microbe Survives Asteroid Ejection Pressures

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

Lab Study Shows Peptides Can Form on Icy Space Dust Under Cosmic-Ray Conditions

XRISM Pinpoints Chlorine and Potassium Surplus in Cassiopeia A, Challenging Supernova Models

PNAS Study Finds Rare Water-Rich Meteorite Relics in Chang'e-6 Far-Side Samples

Titan Study Shows Hydrogen Cyanide Mixing With Methane and Ethane in Stable Co-Crystals

Ryugu Samples Reveal Late Flowing Water That Upends Asteroid Water Models

NASA Study Points to Vesicle-Like Chemistry on Titan’s Lakes

Complex Organic Molecules Confirmed in Planet-Forming Disk of V883 Orionis

NASA Model Shows How Protocell Precursors Could Self-Assemble in Titan’s Hydrocarbon Lakes

Study Reveals Hidden Nano-Crystals in Space Ice

Asteroid 2024 YR4 Cleared of Earth Impact Risk, 4% Chance to Strike Moon in 2032

Astronomers Model 21-Centimeter Signal to Reveal Masses of Universe’s First Stars

James Webb and Keck Confirm Methane Weather Dynamics on Titan