Galaxies
Latest about Galaxies
Dark matter atoms may form shadowy galaxies with rapid star formation
By Paul Sutter published
Dark matter, the invisible material that makes up the vast majority of the universe's mass, may collect itself to form atoms, a new simulation shows.
New Milky Way map reveals the magnificent messiness of our galaxy
By Paul Sutter published
Astronomers have used the youngest objects in the Milky Way to build a new map of the galaxy's spiral arms, and the results are far messier than expected.
A cosmic magnifying glass: What is gravitational lensing?
By Robert Lea published
Reference Gravitational lensing is a powerful tool for telescopes such as the James Webb Space Telescope as it images some of the most distant and faint early galaxies.
How to see the new supernova in the Pinwheel Galaxy
By Brett Tingley published
A star in the Pinwheel Galaxy has exploded into a new supernova that was confirmed just last week. Here's how to see it for yourself in the night sky.
Milky Way's cosmic neighbors help bring ancient galaxies into focus
By Robert Lea published
Astronomers are snooping on the Milky Way's galactic neighbors to gain insights about the ancient galaxies being viewed by the James Webb Space Telescope.
What happened to the missing stars at the heart of our Milky Way galaxy?
By Keith Cooper published
The stellar companions of more than a dozen stars orbiting the supermassive black hole at the center of the galaxy have gone missing — and astronomers want to know why.
Titanic cosmic bubbles blown by the Milky Way are surprisingly complex
By Robert Lea published
The eRosita bubbles of hot gas that extend 36,000 light-years out from our Milky Way galaxy are more complex than previously thought, a new study reveals.
The Milky Way galaxy may be a different shape than we thought
By Robert Lea published
New measurements suggest that the traditional view of the Milky Way as a galaxy with four major spiral arms extending out from a thick centralized bulge of stars could be wrong.
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