Chandra
Supernova Remnant Acts as a Particle Accelerator
Instead of investing in particle accelerators here on Earth, physicists might consider just blowing up a few stars. New images…
Super-Supermassive Black Hole
The Hubble Space Telescope, the Chandra X-Ray Observatory, and the National Radio Astronomical Observatory teamed up to produce this composite…
Nearly a Thousand Years After the Death of a Star
In 1054 A.D., Chinese astronomers recorded the temporary brightening of a star in the constellation Taurus. Nearly 1000 years later,…
Black Hole Stops Star Formation in Elliptical Galaxy
New images from NASA's Chandra X-Ray Observatory show the environment around the supermassive black hole at the heart of M87,…
Star Formation in NGC 3576
This photograph shows a star forming region in NGC 3576, located about 9,000 light years from Earth. The image was…
The Location of the Oldest Recorded Supernova Discovered
Ancient Chinese astronomers recorded the occurence of a bright star in the sky in 185 AD; probably a supernova explosion.…
Galaxy Collision Separates Out the Dark Matter
There's more dark matter than regular matter in the Universe, and they're normally all mixed up together in galaxies. But…
Chandra Confirms the Hubble Constant
Nearly every single astronomical measurement depends on the Hubble constant, a number that calculates the expansion of the Universe. NASA's…
At the Centre of the Milky Way
You're looking at the heart of your own galaxy with X-ray specs. This photograph was captured by NASA's Chandra X-Ray…
Chandra Sees a Bridge Between Stars
Astronomers have theorized that Mira AB is a binary star system consisting of an evolved red giant star and a…