Astronomers have discovered a globular cluster stellar stream outside the Milky Way, giving scientists a new way to map invisible dark matter in distant galaxies.
Astronomers have released more than three million new spectra in a sweeping expansion that, for the first time, brings SDSS-V optical observations to the Southern Hemisphere. The data reveal everything from rare stars and glowing nebulae to hundreds ...
APOD Science APOD APOD: 2026 August 14 - Total Today's APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating ...
Editorial: Wednesday's eerie spectacle united crowds beneath the sky, continuing a human fascination that stretches from ancient myth to modern physics ...
Astronomers using NASA's James Webb Space Telescope (JWST) are claiming to have uncovered a brand-new class of celestial object dubbed a "black hole star."
Astronomers using the James Webb Space Telescope have discovered a bizarre object from just a few hundred million years after the Big Bang that looks like an enormous star but shines far too brightly to actually be one. The mysterious red object, ...