One large Milky Way galaxy or many galaxies? 100 years ago, a young Edwin Hubble settled astronomy’s ‘Great Debate.’
In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...
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Largest celestial object of its kind discovered in the distant universe
The discovery of the huge radio jet is providing a window into the early days of the universe, shedding light on when the first jets formed and how they shaped galaxies over time. The quasar that ...
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Want a workout? Try walking to the top of the world's largest telescope (photo)
"If you want to take the stairs and walkways from the entrance of the ELT's dome all the way up to the top, you need about 30 minutes." ...
I shot over 200 photos with the Galaxy S25 Ultra vs. Pixel 9 Pro XL — here’s the winner
The Galaxy S25 Ultra and Pixel 9 Pro XL are two of the best Android phones around, but I captured over 200 photos between ...
101 Galaxies Later: Why the Milky Way Stands Out in the Universe
New research from the SAGA Survey, comparing the Milky Way with 101 similar galaxies, unveils how our galaxy differs ...
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7 Rare Images Of Deep Space Captured By NASA
Beauty Of Tarantula Nebula This nebula in the Large Magellanic Cloud is one of the most active star-forming regions, filled ...
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Supermassive black holes in 'little red dot' galaxies are 1,000 times larger than they should be, and astronomers don't know why
The black holes seem way too massive compared to the mass of the stars in the galaxies that host them. In the modern universe, for galaxies close to our own Milky Way, supermassive black holes ...