One large Milky Way galaxy or many galaxies? 100 years ago, Edwin Hubble settled astronomy's 'Great Debate'
A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...
200 Million-Star Tapestry: Hubble’s Astonishing New Portrait of Andromeda
The Hubble Space Telescope has provided the most detailed survey of the Andromeda galaxy, revealing new clues about its ...
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Stunning photo mosaic of neighbouring Andromeda Galaxy captures the glow of 200 million stars
While Andromeda, the closest galaxy to our Milky Way, is moving toward us, further measurements of other galaxies by Hubble and Belgian astronomer Georges Lemaître subsequently found that more ...
The Star That Proved the Universe Is Bigger Than We Imagined
Pinpointing a Milepost Marker Star that Opened the Realm of Galaxies At the dawn of the 20th century, astronomers faced a ...
ESA’s Gaia Spacecraft Wraps Up Revolutionary Milky Way Mapping Mission
ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.
Peculiar icy objects in outer reaches of the Milky Way perplex astronomers
A trio of astronomers from the University of Tokyo and Niigata University have found what they describe as "peculiar embedded ...
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Astronomers discover distant galaxy that resembles a young Milky Way
The James Webb Space Telescope (JWST) continues to transform our understanding of the universe. By combining its advanced ...
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Astronomers spot a giant radio galaxy 32 times the size of the Milky Way
The newly discovered giant radio galaxy "Inkathazo." The glowing plasma jets, as seen by the MeerKAT telescope, are shown in red and yellow. The starlight from other surrounding galaxies can be ...
South African telescope discovers a giant galaxy that’s 32 times bigger than Earth’s
The MeerKAT telescope is located in the Karoo region of South Africa, is made up of 64 radio dishes and is operated and ...