Spectacular Video Shows How Supernova Remnant Cassiopeia A Evolved Since 2000
A new movie of the Cassiopeia A supernova remnant shows how it has evolved over more than a dozen years in X-ray light. NASA’s Chandra…
Chandra X-ray Observatory
Colossal Collision of Galaxy Clusters Will Form One of the Most Massive Objects in the Universe
A mega-merger of four galaxy clusters in Abell 1758 has been observed by Chandra and other telescopes. Abell 1758 contains two pairs of galaxy clusters,…
Star Dies in a Spectacular Supernova – Here’s the Clumpy and Lumpy Debris [Video]
In 1572, Danish astronomer Tycho Brahe was among those who noticed a new bright object in the constellation Cassiopeia. Adding fuel to the intellectual fire…
Three Supermassive Black Holes on Extremely Rare Collision Course [Video]
Astronomers have spotted three giant black holes within a titanic collision of three galaxies. The unusual system was captured by several observatories, including three NASA…
Investigating the Mysterious Pops of Light Spotted by NASA Satellite
Pops of bright blue and green in this image of the Fireworks galaxy (NGC 6946) show the locations of extremely bright sources of X-ray light…
Evidence of Cloaked Black Hole in Early Universe
A group of astronomers, including Penn State scientists, has announced the likely discovery of a highly obscured black hole existing only 850 million years after…
NASA Releases New Images to Celebrate Chandra’s 20th Anniversary
On July 23, 1999, the Space Shuttle Columbia blasted off from the Kennedy Space Center carrying the Chandra X-ray Observatory. In the two decades that…
Chandra Views Spinning Black Holes Across Cosmic Sea
A new study has revealed how fast some distant, rapidly growing supermassive black holes are spinning. The material around of one these black holes is…
Chandra Detects Coronal Mass Ejection From Distant Star
This artist’s illustration depicts a coronal mass ejection, or CME, which involves a large-scale expulsion of material, and have frequently been observed on our Sun….
Chandra Reveals Feedback from Supermassive Black Holes
X-ray observations have found copious amounts of very hot gas in galaxy clusters, and in the central regions more than was expected. While supernovae and…
New Visualization Provides Ultra HD View of Our Galaxy Center
Want to take a trip to the center of the Milky Way? Check out a new immersive, ultra-high-definition visualization. This 360-movie offers an unparalleled opportunity…
Chandra Reveals Galactic Storm Raging in Teacup Galaxy
Fancy a cup of cosmic tea? This one isn’t as calming as the ones on Earth. In a galaxy hosting a structure nicknamed the “Teacup,”…
Chandra Solves the Universe’s “Missing Mass” Problem
New results from NASA’s Chandra X-ray Observatory may have helped solve the Universe’s “missing mass” problem. Astronomers cannot account for about a third of the…
New Results Show Dark Energy May Vary Over Time
A new study using data from NASA’s Chandra X-ray Observatory and ESA’s XMM-Newton suggests that dark energy may have varied over cosmic time. This artist’s…
Chandra Reveals Valuable Insight About the Environment of Neutron Stars
Data recorded by NASA’s Chandra X-ray Observatory of a neutron star as it passed through a dense patch of stellar wind emanating from its massive…
Chandra Views Never Before Seen Behavior From Giant Black Hole
Astronomers have discovered behavior by a jet from a giant black hole that has never been seen before. Using NASA’s Chandra X-ray Observatory they have…
Chandra Detects Circumnuclear Molecular Torus of AGN in NGC 5643
Most galaxies host supermassive black holes at their nuclei, each with millions or billions of solar-masses of material. There is thought to be a torus…
Chandra X-Ray Observatory Serves Up Cosmic Holiday Assortment
This is the season of celebrating, and the Chandra X-ray Center has prepared a platter of cosmic treats from NASA’s Chandra X-ray Observatory to enjoy. This selection…