In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...
This image of the Andromeda Galaxy, captured by the Herschel Space Observatory, reveals a detailed view of cool lanes of star formation.
Located approximately 27,000 light-years (one light year equals approximately nine trillion kilometres) from Earth — relatively close when it comes to galactic black holes — Sag A* has an estimated ...
The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with more than 200 million individually resolved stars.
Apr. 3, 2024 — A team of astronomers has used NASA's James Webb Space Telescope to survey the starburst galaxy Messier 82 (M82). Located 12 million light-years away in the constellation Ursa ...
Centaurus A: NGC 5128 is a galaxy in constellation Centaurus, discovered in 1826 by Scottish astronomer James Dunlop. Messier ...
New details have been discovered about M87*, the first black hole ever photographed, revealing its plasma, its brightness and ...
About 100 years after astronomer Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and NASA scientists have produced the most comprehensive survey of the Andromeda ...
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NASA X-ray telescope Chandra discovers black holes 'blow' on their food to cool it downJets blasting from supermassive black holes cause gas to cool and fall toward that cosmic titan in a cosmic feeding process.
Symmetrical spiral galaxies showcase the universe's natural beauty, revealing stunning artistry and intricate cosmic patterns ...
A possible culprit is the compact satellite galaxy Messier 32, which resembles the stripped-down core of a once-spiral galaxy that may have interacted with Andromeda in the past.
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