galaxy collisions | SYFY WIRE | SYFY Official Site

Sign Up / Log In

Email Preferences

Sign Out

Create your free profile and get access to exclusive content.

Sign Up / Log In

Link your TV provider to stream movies, full episodes, and live TV.

NGC 4424

Black hole delivery pipeline may feed a nearby galaxy

A medium-sized black hole is headed directly toward another medium-sized black hole.

By Phil Plait 1 year ago

IC 1623 Hubble Image

Our Milky Way galaxy’s last big collision still leaves clues 10 billion years later

Undigested cosmic sausage reveals secrets of a massive galactic merger.

By Phil Plait 1 year ago

Artwork depicting two black holes orbiting each other. Credit: LIGO/Caltech/MIT/Sonoma State (Aurore Simonnet)

Closest monster supermassive black hole pair to Earth found in a nearby galaxy

Duo will eventually spiral together and merge.

By Phil Plait 1 year ago

Illustration of a cosmic train wreck: The Milky Way/Andromeda galaxy collision, four billion years from now. Credit: NASA, ESA, Z. Levay and R. van der Marel (STScI), T. Hallas, and A. Mellinger

Uncertain future: Is Andromeda going to collide with the Milky Way or not?

The Andromeda galaxy may or may not collide with our own in 4 billion years.

By Phil Plait 1 year ago

Phil Plait Bad Astronomy hst_sombrero

An ancient remnant of a galactic collision encircles the Sombrero Galaxy

By Phil Plait 2 years ago

Arp 256N in more detail. Note the tidal tails and bright blue spots indicating star formation sites. Credit: ESA/Hubble, NASA

When two galaxies love each other very much…

By Phil Plait 2 years ago

NGC 6052 is a pair of colliding spiral galaxies, part of a survey to look at star clusters that form in the aftermath. Credit: ESA/Hubble & NASA, A. Adamo et al.

Hubble's half-dozen cosmic train wrecks

By Phil Plait 2 years ago

Artist drawing of a blazar, a galaxy with a supermassive black hole spewing out energy. Credit: DESY, Science Communication Lab

How to make a blazar: Slam two galaxies together and watch them feed a huge black hole

By Phil Plait 3 years ago

Hoag’s Object is a perfect example of a ring galaxy, about 600 million light years away. Credit: NASA and The Hubble Heritage Team (STScI/AURA); Acknowledgment: Ray A. Lucas (STScI/AURA)

One ring (galaxy) to bring them all, and in the darkness bind them

By Phil Plait 3 years ago

NGC 4490, a galaxy bursting with star formation after a recent close encounter with a smaller galaxy. Credit: ESA/Hubble & NASA Acknowledgements: D. Calzetti (UMass) and the LEGUS Team, J. Maund (University of Sheffield), and R. Chandar (University of To

Yo, I heard you like galaxy collisions so I put a galaxy collision in your galaxy collision

By Phil Plait 3 years ago