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Explainer: What is a neutron star?

Neutron stars are arguably the most exotic objects in the universe. Like one of those annoying friends who seemingly must overachieve in every aspect of life, neutron stars exceed in almost every category: surface gravity; ...

date2 hours ago in Astronomy
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The feasibility of deflecting asteroids

It's the ultimate science fiction: The immense power of the sun is harnessed and converted into a massive phased array of laser beams that have the potential to intercept and deflect asteroids before they smash into Earth.

date34 minutes ago in Space Exploration
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Interstellar seeds could create oases of life

We only have one example of a planet with life: Earth. But within the next generation, it should become possible to detect signs of life on planets orbiting distant stars. If we find alien life, new questions will arise. ...

dateAug 27, 2015 in Astronomy
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New Hubble image of the Twin Jet Nebula

The shimmering colours visible in this NASA/ESA Hubble Space Telescope image show off the remarkable complexity of the Twin Jet Nebula. The new image highlights the nebula's shells and its knots of expanding gas in striking ...

dateAug 26, 2015 in Astronomy
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