galactic evolution
Nearby Ancient Dwarf Galaxies Have a Surprising Amount of Dark Matter
According to new research led from MIT, ancient dwarf galaxies may have had more dark matter than previously thought.
Some of the Milky Way’s oldest stars aren’t where they’re expected to be
Some of the oldest stars in our galaxy have orbits similar to the Sun, and we don't know why
The family tree of the Milky Way. The mergers that gave us the galaxy we see today
Galaxies build themselves up slowly over time by cannibalizing their neighbors. Using an advanced suite of computer simulations, researchers have…
7% of the Stars in the Milky Way’s Center Came From a Single Globular Cluster That Got Too Close and Was Broken Up
The heart of the Milky Way can be a mysterious place. A gigantic black hole resides there, and it's surrounded…
What Shuts Down a Galaxy’s Star Formation?
A new study finds that while black holes drive the formation of galaxies, they are also what kills them in…
Searching for the End of the Universe’s “Dark Age”
According to the most widely accepted cosmological theories, the first stars in the Universe formed a few hundred million years…
An Upcoming Impact With the Magellanic Clouds is Already Causing Star Formation in the Milky Way
A new study presented at the 235th meeting of the AAS this week shows how star formation is already happening…
Watch a Simulation of a Galaxy, From the Big Bang Until the Present Day
The large-scale and highly-detailed TNG50 simulation has allowed scientists to shed new light on the evolution of the cosmos and…
The Most Massive Galaxies Spin More Than Twice as Fast as the Milky Way
Based on new observations of super spiral galaxies, a team of scientists has found that they have massive dark matter…
Weekly Space Hangout: October 7, 2019 – Marina Kounkel talks Stars and How They Form
Hosts:Fraser Cain (universetoday.com / @fcain)Sondy Springmann (@sondy)Beth Johnson (@planetarypan)Michael Rodruck (@michaelrodruck) This week we welcome Dr. Marina Kounkel, a postdoctoral…