galaxy merger
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:…
Astronomers Find the Most Massive Pair of Supermassive Black Holes Ever Seen
Supermassive black holes have been found at the heart of most galaxies but understanding how they have formed has eluded…
Planets Could Travel Along with Rogue ‘Hypervelocity’ Stars, Spreading Life Throughout the Universe
In a series of new studies, Harvard astronomers show that hypervelocity stars are common in our Universe and could be…
Black Holes, Fermi Bubbles and the Milky Way
Deep at the heart of our galaxy lurks a black hole. This isn't exciting news, but neither is it a…
Galactic Gong – Milky Way Struck and Still Ringing After 100 Million Years
When galaxies collide, stars are thrown from orbits, spiral arms are stretched and twisted, and now scientists say galaxies ring…
Galactic Archaeology: NGC 5907 – The Dragon Clash
[/caption] The sprawling northern constellation of Draco is home to a monumental galactic merger which left a singular spectacle -…
Galaxy Bets On A Pair Of Black Holes
[/caption] About 160 million light years away in the constellation of Hydra, spiral galaxy NGC 3393 has been keeping a…