James Webb captures a stunning view of dreamy Flame Nebula
A detailed map of dust in Milky Way
The Milky Way is one of the biggest in the observable universe: Even if you traveled at the speed of light, it would take 100,000 years to go from one end of our home galaxy to the other.
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 ...
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Scientists discover smallest galaxy ever seen: 'It's like having a perfectly functional human being that's the size of a grain of rice'"We thought they were basically all going to be fried because the entire universe turned into a vat of boiling oil." ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers using ...
Millions of years ago, our Solar System traveled through a densely populated galactic region and was exposed to increased interstellar dust.
For the next 300 years, astronomers assumed that the Milky Way was the entire universe. Charles Messier also produced a catalog of over 100 prominent nebulae in 1781. Messier was interested in ...
The findings, published in Astronomy & Astrophysics ( "The Solar System’s Passage through the Radcliffe Wave during the ...
From supermassive black holes to vibrant star clusters and nebulae, check out these 7 mesmerizing cosmic images captured by ...
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