APOD Science APOD APOD: 2026 September 25 - 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 universe ...
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A dead white dwarf with no detectable disk has somehow produced a powerful shock wave that appears to have persisted for at least 1,000 years. Its magnetic field may be partly responsible, but astronomers say an unexplained "mystery engine" may also ...
One of the great mysteries in astronomy has been why Venus has no moon. Now a new theory provides a simple answer: It might have been eaten.
No, it's not aliens, but a phenomenon caused by magnetic activity that astronomers have never before been able to pin on a specific planet.
APOD Science APOD APOD: 2026 September 24 - 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 universe ...
Astronomers at Caltech captured mind-blowing footage of a massive black hole spewing a jet of plasma straight toward Earth.
Astronomers have discovered the first globular cluster stellar stream beyond the Milky Way, opening a new way to study dark matter in distant galaxies. These faint trails of stars trace a galaxy's gravitational structure and could eventually help ...
APOD Science APOD APOD: 2026 September 23 - A 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 ...
Researchers using South Africa's MeerKAT array say they have directly traced auroral radio emissions to Beta Pictoris b, offering a preliminary measurement of the exoplanet's magnetic field.
An amateur astronomer searching satellite maps for a Quebec camping spot accidentally discovered a massive ancient impact crater. Scientists later found shatter cones that confirmed the 25-kilometer-wide structure was blasted into Earth roughly 390 . ...