News tagged with milky way

Virtual Milky Way

ESA's Gaia is surveying stars in our Galaxy and local galactic neighbourhood in order to build the most precise 3D map of the Milky Way and answer questions about its structure, origin and evolution.

dateNov 10, 2016 in Astronomy
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What are Magellanic clouds?

Since ancient times, human beings have been staring at the night sky and been amazed by the celestial objects looking back at them. Whereas these objects were once thought to be divine in nature, and later mistaken for comets ...

dateNov 09, 2016 in Astronomy
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What are active galactic nuclei?

In the 1970s, astronomers became aware of a compact radio source at the center of the Milky Way Galaxy – which they named Sagittarius A. After many decades of observation and mounting evidence, it was theorized that the ...

dateNov 09, 2016 in Astronomy
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New theory of gravity might explain dark matter

A new theory of gravity might explain the curious motions of stars in galaxies. Emergent gravity, as the new theory is called, predicts the exact same deviation of motions that is usually explained by invoking dark matter. ...

dateNov 08, 2016 in General Physics
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Image: Hubble admires a youthful globular star cluster

Globular clusters offer some of the most spectacular sights in the night sky. These ornate spheres contain hundreds of thousands of stars, and reside in the outskirts of galaxies. The Milky Way contains over 150 such clusters—and ...

dateOct 31, 2016 in Astronomy
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