News tagged with arms

Hubble eyes a loose spiral galaxy

(Phys.org)—The Hubble Space Telescope has spotted the spiral galaxy ESO 499-G37, seen here against a backdrop of distant galaxies, scattered with nearby stars.

Nov 26, 2012
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Team creates Milky Way structure simulations

If you took a photograph of the Milky Way galaxy today from a distance, the photo would show a spiral galaxy with a bright, central bar (sometimes called a bulge) of dense star populations. The Sun—very ...

Nov 18, 2014
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Spirals in a galaxy may arise from density waves

It's often said that the shape of a spiral galaxy follows the curve of a golden spiral. You can see this, for example, in the image above. While it's often implied that this curve matches exactly, that isn't ...

Oct 09, 2014
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Image: Alexander Gerst conducts spacewalk

ESA astronaut Alexander Gerst spent six hours and 13 minutes outside the International Space Station with NASA astronaut Reid Wiseman on Tuesday, 7 October 2014. This was the first spacewalk for both astronauts ...

Oct 08, 2014
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