News tagged with arms

The tell-tale signs of a galactic merger

The NASA/ESA Hubble Space Telescope has captured this striking view of spiral galaxy NGC 7714. This galaxy has drifted too close to another nearby galaxy and the dramatic interaction has twisted its spiral ...

Jan 29, 2015
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Sudden rise in the number of wars

The number of on-going wars exceeded ten during 2014, which is high compared to previous years since the new millennium. The increase from seven wars in 2013 is also the most significant increase in fifteen years, state researchers ...

Jan 09, 2015
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New image brings galaxy diversity to life

A compelling new image from Gemini Observatory peers into the heart of a group of galaxies (VV166) traveling through space together. The variety of galactic forms range from a perfect spiral, to featureless ...

Jan 06, 2015
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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
5 / 5 (5) 1

How to grip an asteroid

For someone like Edward Fouad, a junior at Caltech who has always been interested in robotics and mechanical engineering, it was an ideal project: help develop robotic technology that could one day fly on ...

Oct 21, 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
4.6 / 5 (16) 3