Learn how expanding satellite megaconstellations in low Earth orbit could introduce widespread light pollution into space ...

What looks like a galactic dance is really a cosmic optical illusion—two galaxies, worlds apart, perfectly aligned by chance.

What: New analyses using early observations from the European Space Agency’s Euclid mission examine how galaxy mergers trigger active galactic nuclei (AGN), luminou ...

Two ways of measuring how fast the universe is expanding disagree, a puzzle known as the Hubble tension. Tiny magnetic fields ...

Scientists discovered that galaxy clusters are about twice as heavy as previously assumed. The additional mass comes mainly ...

Planned launch of 500,000 satellites could spoil about one in three Hubble images, even when the telescope stays above Earth's weather.

Hubble captures a dazzling stellar nursery where newborn stars light up and carve their way through glowing clouds in a ...

Lurking in the southwestern corner of Aquarius the Water-bearer, globular cluster M72 doesn't stand out. At magnitude 9.4, it ...

This new Hubble image, released on Jan. 30, 2026, is the sharpest taken of NGC 7722, a lenticular galaxy located about 187 ...

NASA’s Hubble has examined Cloud-9, a strange object with no stars that offers clues about early galaxy formation and dark ...

A team of researchers using the James Webb Space Telescope has produced the most detailed map of dark matter to date.

Social media platforms have turned photography into an almost universal skill —everyone is taking photos, editing them and ...