galaxies
Almost a Third of Early Galaxies Were Already Spirals
In the years before the JWST's launch, astronomers' efforts to understand the early Universe were stymied by a stubborn obstacle:…
The Milky Way’s Last Merger Event Was More Recent Than Thought
The Milky Way is only as massive as it is because of collisions and mergers with other galaxies. This is…
Evidence of Dark Matter Interacting With Itself in El Gordo Merger
The Standard Model of particle physics does a good job of explaining the interactions between matter's basic building blocks. But…
Webb Finds the Farthest Galaxy Ever Seen (So Far)
There are some things that never cease to amaze me and the discovery of distant objects is one of them.…
Galaxies in the Early Universe Preferred their Food Cold
One of the main objectives of the James Webb Space Telescope (JWST) is to study the early Universe by using…
The Venerable Hubble Space Telescope Keeps Delivering
The world was much different in 1990 when NASA astronauts removed the Hubble Space Telescope from Space Shuttle Discovery's cargo…
Not All Black Holes are Ravenous Gluttons
Some Supermassive Black Holes (SMBHs) consume vast quantities of gas and dust, triggering brilliant light shows that can outshine an…
Galaxies Evolved Surprisingly Quickly in the Early Universe
Anyone familiar with astronomy will know that galaxies come in a fairly limited range of shapes, typically; spiral, elliptical, barred-spiral…
Black Holes Can Halt Star Formation in Massive Galaxies
It’s difficult to actually visualise a universe that is changing. Things tend to happen at snails pace albeit with the…
The Milky Way’s Smallest, Faintest Satellite Galaxy Found
The Milky Way has many satellite galaxies, most notably the Large and Small Magellanic Clouds. They're both visible to the…