News tagged with holes

Making waves in spacetime

Waves on Earth's oceans move in endless rhythm along sandy beaches. Another kind of wave ripples to our planet from distant black holes in the universe.

dateJul 22, 2016 in General Physics
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Mars navigation

In order to precisely deliver the Schiaparelli landing demonstrator module to the martian surface and then insert ExoMars/TGO into orbit around the Red Planet, it's necessary to pin down the spacecraft's location to within ...

dateJul 22, 2016 in Space Exploration
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Black hole makes material wobble around it

The European Space Agency's orbiting X-ray observatory, XMM-Newton, has proved the existence of a "gravitational vortex" around a black hole. The discovery, aided by NASA's Nuclear Spectroscopic Telescope Array (NuSTAR) mission, ...

dateJul 12, 2016 in Astronomy
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How fast can stars spin?

Everything in the universe is spinning. Spinning planets and their spinning moons orbit around spinning stars, which orbit spinning galaxies. It's spinning all the way down.

dateJul 12, 2016 in Astronomy
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