Science ❯ Astrobiology ❯ Origins of Life

Prebiotic Chemistry

Extraterrestrial Life Organic Molecules Interstellar Chemistry Asteroids Asteroid Samples Extraterrestrial Compounds Organic Compounds Chemical Signatures in Space Organic Matter Delivery Molecular Building Blocks Chemical Complexity Chemical Reactions Carbonaceous Chondrites Molecular Discovery Extraterrestrial Samples Chemical Ingredients RNA Precursors Sample Return Missions

29 ARTICLES

4w ago

Rare Hillsborough Meteorite Shows Salty Brines and Diverse Amino Acids

Laboratory analyses trace the rock to a salt‑altered region of the inner asteroid belt, offering evidence that primitive asteroids could have delivered prebiotic molecules to early Earth.

9 ARTICLES

4w ago

Astronomers Detect First True Sugar in Interstellar Space

6 ARTICLES

last mo.

Webb Reveals 3I/ATLAS as an Ancient Comet Born in a Frigid, Metal‑Poor Environment

19 ARTICLES

last mo.

Interstellar Comet 3I/ATLAS Shows Ancient, Cold Origin in JWST and Ground Spectra

7 ARTICLES

5mo ago

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

15 ARTICLES

5mo ago

Study Finds Hydrogen Cyanide Forms Co‑Crystals With Methane Under Titan Conditions

Prebiotic Chemistry

Rare Hillsborough Meteorite Shows Salty Brines and Diverse Amino Acids

Astronomers Detect First True Sugar in Interstellar Space

Webb Reveals 3I/ATLAS as an Ancient Comet Born in a Frigid, Metal‑Poor Environment

Interstellar Comet 3I/ATLAS Shows Ancient, Cold Origin in JWST and Ground Spectra

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

Ryugu Samples Contain All Five DNA and RNA Bases, Peer-Reviewed Study Finds

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

OSIRIS-REx Study Reports Tryptophan Signal in Pristine Bennu Sample

Study Reports Tryptophan in Bennu Sample, Bringing Amino Acid Tally to 15

Study Finds Hydrogen Cyanide Forms Co‑Crystals With Methane Under Titan Conditions