When big spiral galaxies collide, they don't end up as one really big spiral. Instead, they create a humongous elliptical…
Ask astronomers about dark matter and one of the things they talk about is that this invisible, mysterious "stuff" permeates…
The Cartwheel Galaxy, also known as ESO 350-40, is one disturbed-looking piece of cosmic real estate. To look at it…
By now, almost everyone has seen the first-release images from JWST and marveled at these amazing views of the infrared…
A team of astronomers have used the ALMA telescope to find a slowly-rotating galaxy in the early universe. That galaxy…
Well, this is the week for distant galaxies, isn't it? Not only has JWST revealed some of the most distant…
The Universe's giant galaxies pose a thorny problem for astronomers. The galaxies have grown large somehow, and the only things…
A newly discovered supercluster of galaxies is so distant that astronomers say its light has been traveling for over twelve…
Things may seem quiet and peaceful in the Andromeda Galaxy when you gaze at it in the sky. However, if…
The Universe is full of massive galaxies like ours, but astronomers don't fully understand how they grew and evolved. They…