#astronomy / Page 9

Astronomers observed a star that had survived its own explosion some 845 years ago. New observations raise even more questions.

Astronomers have uncovered compelling evidence of two supermassive black holes spiraling toward a potentially spectacular collision at the center of galaxy Mrk 501. A previously unseen jet of particles revealed the likely presence of a second black . ...

Scientists used NASA's James Webb Space Telescope to hunt for new distant objects. They detected an emission line they didn't expect.

APOD Science APOD APOD: 2026 October 17 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 is ...

Astronomers using the James Webb Space Telescope have discovered that a distant alien planet's atmosphere is surprisingly lopsided. Located 1,300 light-years away, the scorching gas giant WASP-17b experiences powerful winds that redistribute heat, .. ...

Scientists have discovered that black holes of vastly different sizes appear to launch powerful jets according to the same universal rule. The breakthrough could explain why some black holes suddenly erupt years after devouring a star and help ...

They make beautiful music together.

APOD Science APOD APOD: 2026 October 16 - 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 recently trained NASA's Chandra X-ray Observatory on a strange radio formation that sits behind the dense band of stars, gas, and dust along the Milky Way's plane. From our vantage the structure looks almost exactly like the musical ...

WDJ1330+6435 and WDJ0902+2010 are changing our understanding of star colors.