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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." ...
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 and in the Milky Way, while Curtis took a more radical position that they ...
CNN28d
Asteroid 2024 YR4 could hit Earth in 7 years. Here’s what could happen — and what’s being done about it
Explore the universe with news on fascinating discoveries, scientific advancements and more. Not much is known about 2024 YR4, but the asteroid is estimated to be 131 to 295 feet (40 to 90 meters) ...
How cosmic structures with size nearly nine times the diameter of the Milky Way shaped galaxies billions of years ago
Astronomers discover an 850,000 light-year-long cosmic filament in the early universe, providing insights into large-scale ...
Scientific American25d
Where Are the Universe’s Missing Planets?
Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar ...
Space.com27d
Continent-size blobs in Earth's mantle are a billion years old, ancient crystals reveal
New research suggests that dark energy isn't needed to explain the acceleration in the expansion of the universe — instead ... Continent-size islands deep inside Earth's mantle could be more ...