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Astronomy

Behold These Hidden Galaxies

Up to 100 tiny orphan galaxies may lurk in the shadows of our own Milky Way

July 11, 2025

Our Busy Universe

A sliver of space from the Vera Rubin Observatory

Rethinking the Big Bang

The largest map of the universe reveals giants at the birth of the universe

June 26, 2025

The Woman Behind the World’s Biggest Camera

Vera Rubin overcame abundant obstacles to become a leading light in cosmology

June 23, 2025

How to Build a Planet from Dust

The answer is blowing in the (stellar) wind

Stranger Things in the Universe

New data about dark energy is a reminder that cosmology is a never-ending story

June 9, 2025

A Tiny Star Poses Big Questions

A small red dwarf seems to have birthed a hulking gas giant, upending prevailing theories of planet formation

June 4, 2025

View the Sun’s Freckles Closer Than Ever

A telescope upgrade offers an unusually crisp look at solar chaos

June 2, 2025

A Clear View of the Sun’s Fireworks

Optical advances yield an unprecedented look at the corona dancing around our nearest star

May 30, 2025

A Mars Moon Rises at Dawn

The image hints at a longstanding mystery

May 28, 2025

Moon Marbles Hint at Lunar Depths

A mantle-rocking asteroid impact could have made curious glass beads on the surface

May 16, 2025

From the Debris of Halley’s Comet

This week, chunks of the famous comet will fall to Earth in the Eta Aquarids meteor shower