A careful study of cosmological simulations shows that dark matter–less galaxies aren’t impossible — just really rare. The post How Galaxies Lose Their Dark Matter appeared first on Sky & Telescope.
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Are These the Most Distant Galaxies Yet Seen?
Two fuzzy red objects in the early universe may be galaxies shining at us from only a few hundred million years after the Big Bang. The post Are These the Most Distant Galaxies Yet Seen? appeared first on Sky & Telescope.
Read MoreDwarf Galaxies Shed Light on Black Hole Origins
Astronomers are searching nearby dwarf galaxies for the ancient origins of supermassive black holes. The post Dwarf Galaxies Shed Light on Black Hole Origins appeared first on Sky & Telescope.
Read MoreAstronomers Find Confounding Cone Shape in Cluster Collision
Galaxy clusters take eons to collide. Now, astronomers have caught a pair of merging clusters in an in-between stage never seen before. The post Astronomers Find Confounding Cone Shape in Cluster Collision appeared first on Sky & Telescope.
Read MoreHow Our Largest Dwarf Galaxy Keeps the Others In Line
New research may explain why satellite galaxies align themselves around the Milky Way The post How Our Largest Dwarf Galaxy Keeps the Others In Line appeared first on Sky & Telescope.
Read MoreNearest Supermassive Black Hole Pair Discovered
Astronomers have observed a pair of supermassive black holes set to collide in 250 million years. The post Nearest Supermassive Black Hole Pair Discovered appeared first on Sky & Telescope.
Read More60-second Astro News: Magnified Galaxies Provide Window to Early Universe
Astronomers use cosmic magnifying lenses to peer into the universe’s distant past. The post 60-second Astro News: Magnified Galaxies Provide Window to Early Universe appeared first on Sky & Telescope.
Read MoreWatch Black Holes Grow, Galaxies Fall
Watch black holes grow and galaxies fall — astro photos and visualizations to get you through the week. The post Watch Black Holes Grow, Galaxies Fall appeared first on Sky & Telescope.
Read MoreLost & Found: Milky Way-size “Orphan Cloud”
Astronomers have found a giant gas cloud, likely stripped from its parent galaxy long ago, in a cluster 330 million light-years away. The post Lost & Found: Milky Way-size "Orphan Cloud" appeared first on Sky & Telescope.
Read MoreGalaxies That Evolve Together But Don’t Stay Together
A study of 36 dwarf galaxies within a volume of space spanning 13 million light-years show they all have remarkably similar histories despite the vast distances between them. The post Galaxies That Evolve Together But Don’t Stay Together appeared first on Sky & Telescope.
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