jonathan edmondson

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The Scorpion's Stellar Nursery - Most Detailed Look Ever | Video

The Birth of a Black Hole

Dark matter may not be completely 'dark' after all, say scientists

A clump of dark matter appears to be lagging behind its galaxy suggesting it is interacting with something else...but what?<p>Dark matter may be having an even bigger impact on the Universe than previously thought, after scientists found the first signs that it interacts with something other than …

What is dark energy?

We need dark energy to explain why gravity seems to be driving galaxies in our universe apart instead of pulling them together.<p>The nature of dark …

Dark Matter

Hubble Scientists Map a Massive Halo of Gas Around Andromeda Galaxy

Readings from the Hubble Space Telescope have revealed the extent of a massive, nearly invisible halo of gas surrounding the neighboring Andromeda Galaxy — and it's a doozy. The dark halo stretches out about a million light-years beyond the spiral galaxy's stars, which is roughly half the distance …

Universe

Astronomers Discover Hundreds of Weird Galaxies Filled With Dark Matter

Last year, astronomers were surprised to detect 47 galaxies in the Coma Cluster that were made almost entirely of dark matter. So how much more surprised are they to see 800 more dark galaxies in the same cluster?<p>Even that many concentrations of mysterious dark matter may be merely the "tip of the …

Universe

The Universe might contain millions of hidden black holes

Black holes are, by definition, impossible to see by conventional methods and are often further obscured by thick blankets of dust or gas. But that's not an issue for NASA's Nuclear Spectroscopic Telescope Array (NuSTAR). It can peek through the obscuring layers and monitor the black holes via the …

11 unforgettable, award-winning space photos of 2015

The beauty of a total solar eclipse seen in person is difficult to capture on film, but the winning photo of a 2015 astrophotography competition does …