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This James Webb Space Telescope view captures part of the Helix Nebula in infrared light, revealing so-called cometary knots — dense clumps …

Photo of the Day 05.08.2026

This James Webb Space Telescope view captures part of the Helix Nebula in infrared light, revealing so-called cometary knots — dense clumps …

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Two failed-galaxy clouds discovered near galaxy M51

Two failed-galaxy clouds discovered near galaxy M51

Astronomers have spotted two starless gas clouds that may be "failed galaxies" — dark matter halos that never managed to ignite star formation. The …

White Dwarf Found Hiding Near Star 68 Light-Years Away

Gas Clump Hebe: First Stars or a Black Hole

3I/ATLAS: A Comet Older Than the Sun

Why a black hole jet silenced the "Red Potato" galaxy

Rocky Planet in Habitable Zone Shown to Have Atmosphere

ESO calculates how many satellites the night sky can bear

Weekly Digest — July 31, 2026

How Martian Auroras Form: MAVEN Explains the Mechanism

XRISM finds record turbulence near a quasar in a cluster

A satellite found not near a planet, but a brown dwarf

Explore This — Mars Trek