Galaxies | Page 4 of 63 | Astronomy.com

JWST discovers black holes merging near the dawn of the cosmos

Deep-Sky Objects, Galaxies, Observing

Fall into the Whirlpool Galaxy: This Week in Astronomy with Dave Eicher

Deep-Sky Objects, Galaxies, Observing

How Markarian 205 nearly broke the universe: This Week in Astronomy with Dave Eicher

When stars “die,” they leave one of two objects behind. Massive stars explode as supernovae, creating remnants of gas and dust like the Crab Nebula (M1). Credit: ASA, ESA, J. Hester and A. Loll (Arizona State University)

Milky Way, Stars

How many stars die in the Milky Way each year?

Deep-Sky Objects, Galaxies, Observing

Explore the Virgo galaxy cluster: This Week in Astronomy with Dave Eicher

Could a telescope see the beginning of time? An astronomer explains

M104, the Sombrero Galaxy

Deep-Sky Objects, Observing

Journey to the centers of galaxies by observing galaxy cores for yourself

The most distant quasars are roughly 13 billion light-years from Earth. Credit: NASA, ESA, CSA, Joseph Olmsted (STScI)

Astronomers map 1.3 million supermassive black holes

Exotic Objects, Milky Way, Science

The Milky Way’s central black hole could have a hidden jet

Galaxies, Science

The zoo of active galaxies: This Week in Astronomy with Dave Eicher

JWST's false-color image of the JADES-GS-z7-01-QU galaxy

Galaxies, Stars

Astronomers find the corpse of a galaxy early in the universe

The Cocoon Nebula (IC 5146) is a reflection and emission nebula that lies 4,000 light-years away in Cygnus. The author captured this image with HαRGB filters and exposures of six, three, three, and three hours, respectively.

Telescopes and Equipment

Review: The amazing Stellarvue 180mm refractor