Chandra
After the Storm: Measuring the Structure and Temperature of a Quiescent Neutron Star
[/caption]So how do you take the temperature of one of the most exotic objects in the Universe? A neutron star…
Hunt is on for “Killer” Third Star in BD+20 307 Binary System
[/caption] In September, it was announced the Chandra X-ray Observatory had spotted something very odd about BD+20 307. The binary…
Cassiopeia A Comes Alive in 3-D Movies
[/caption] Want to know what it's like to fly through a supernova remnant? Then, THIS, you have to see. You'll…
No “Big Rip” in our Future: Chandra Provides Insights Into Dark Energy
[/caption] When you throw a ball up into the air, you expect gravity will eventually slow the ball, and it…
Clash of Clusters Separates Dark Matter From Ordinary Matter
[/caption] A powerful collision of galaxy clusters captured by NASA's Hubble Space Telescope and Chandra X-ray Observatory provides evidence for…
How do you Weigh a Supermassive Black Hole? Take its Temperature
[/caption] Working out the mass of huge black holes, like the ones hiding in the centre of galactic nuclei, is…
X-Ray Flare Echo Reveals Supermassive Black Hole Torus
The light echo of an X-ray flare from the nucleus of a galaxy has been observed. The flare almost certainly…
Light Echos from 400 Year Old Supernova Observed for the First Time (Time-lapse Video)
Its observations like these that really give us an idea about how big the cosmos actually is. A star in…
Pulsars are Exploding Unexpectedly and “Magnetars” Might be to Blame
Pulsars are fast-spinning, highly radiating neutron stars. Most pulsars emit radio, X-ray and gamma radiation at regular intervals (usually periods…
Researchers Find a Supernova, Before it Exploded
The problem with supernovae is that you never know where they're going to happen. Your only clue is the bright…