Astronomers from the University of Arizona have uncovered astonishing details about a galaxy that existed when the universe ...
A "classification" is when a volunteer or citizen scientist finishes marking up or sorting one image or other piece of data.
Answer: For near stars, astronomers use a method called parallax. During Earth’s orbit, near stars seem to shift their position against the farther stars. This is called parallax shift. By ...
University of Arizona astronomers have peered back to a time when the universe was just less than 300 million years old. The ...
JWST images reveal galaxy rotation patterns that challenge the Big Bang model. Could the universe be spinning?
At Redshift Wrangler, anyone with a smartphone or laptop can help clock the expansion of the universe using light from distant galaxies.Sadie ...
By looking ever further back in time, the James Webb Space Telescope is at last revealing the first galaxies – and a very strange young cosmos ...
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 ...
Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar ...
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