A planet believed to have reached its lunar ceiling has just broken the record. A new study has discovered 128 new irregular moons around Saturn, bringing its total to a record-breaking 274, eclipsing ...

Human missions to Mars are edging closer to reality, but the physics of deep space is not cooperating. Outside Earth’s magnetic cocoon, astronauts would be bombarded by high‑energy particles that can ...

Scientists have discovered a giant cosmic filament where galaxies spin in sync with the structure that holds them together.