In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...
The Hubble Space Telescope’s latest stunning images have allowed scientists to solve the mystery of the Bullseye Galaxy’s ...
balloon-like structures extending tens of thousands of light-years above and below the Milky Way’s core. These enormous lobes are composed of high-energy gamma rays, hinting at an incredibly ...
Scientists have unlocked the 3D structure of molecular clouds in the Milky Way’s center, using a groundbreaking X-ray technique. These cosmic clouds, vital for star formation, were illuminated by past ...
In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger cosmos.
High radiation during a time of frenzied star formation in the Milky Way left one stellar population with few chances to form planets, a study reports.
Hypervelocity stars (HVSs) were first theorized to exist in the late 1980s. In 2005, the first discoveries were confirmed.
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 ...
Observations show Andromeda has a more active star formation history than the Milky Way, potentially due to ... as shown in the photo above. A - Clusters bright blue stars embedded within the ...
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