Where is our solar system in the vast assemblage of celestial objects in this island Universe we call the Milky Way? To answer that question, we can begin with the beautiful configuration of stars we ...
A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...
Astronomers have discovered a giant radio galaxy with plasma jets stretching an incredible 3.3 million light-years—32 times ...
ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.
The Hubble Space Telescope completes a high-resolution portrait of our galaxy's gorgeous neighbor, which will help scientists better understand our Milky Way.
Two stars in Wolf-Rayet 140 collide, forming carbon-rich dust. Webb captured 17 expanding dust shells, revealing ...
A radio telescope in South Africa has unearthed a giant galaxy—dubbed a "cosmic megastructure"—with plasma jets that measure ...
Astronomers have discovered an extraordinary new giant radio galaxy with plasma jets 32 times the size of our Milky Way.
Astronomers have unveiled surprising new details about a small galaxy, NGC 300, challenging existing theories on galaxy ...
The Gaia mission of the European Space Agency (ESA) has officially ceased its scientific operations after 12 years of service ...
Soon, the Gaia spacecraft will leave orbit and begin its retirement in the depths of space. In the last 10 years, it has ...
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