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…
Chandra X-ray Observatory
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…
Chandra Reveals Cosmic Fountain Powered by Giant Black Hole
Before electrical power became available, water fountains worked by relying on gravity to channel water from a higher elevation to a lower one. This water…
Hubble Reveals Evidence of Active Nucleus Driving Hot Bubbles of Gas
3C196.1 is a massive elliptical galaxy, the brightest member of a cluster of galaxies about three billion light-years away that is notable for its strong…
Fast-Growing White Dwarf Surprises Astronomers
Astronomers have detected a bright X-ray outburst from a star in the Small Magellanic Cloud, a nearby galaxy almost 200,000 light years from Earth. A…
Kes 75: The Youngest Known Pulsar in the Milky Way
Scientists have confirmed the identity of the youngest known pulsar in the Milky Way galaxy using data from NASA’s Chandra X-ray Observatory. This result could…
Chandra Operations Resume, Cause of Safe Mode Identified
The cause of Chandra’s safe mode on October 10 has now been understood and the Operations team has successfully returned the spacecraft to its normal…
NASA Extends Chandra X-Ray Observatory Operations
NASA has awarded a contract extension to the Smithsonian Astrophysical Observatory (SAO) in Cambridge, Massachusetts, to continue operations and science support for the agency’s Chandra…
Chandra Detects Diskless Young Stars in Serpens South Cluster
Stars frequently form in crowded environments. By combining the resources of multi-wavelength missions like Chandra in the X-ray and Spitzer in the infrared, astronomers are…
Chandra Discovers a Ring of Black Holes in Galaxy AM 0644-741
Astronomers have used NASA’s Chandra X-ray Observatory to discover a ring of black holes or neutron stars in a galaxy 300 million light years from…
Chandra Reveals Critical Evidence of Elusive Intermediate-Mass Black Holes
Scientists have taken major steps in their hunt to find black holes that are neither very small nor extremely large. Finding these elusive intermediate-mass black…
Chandra Reveals First Evidence of Young Star RW Aur A Devouring a Planet
Chandra data indicates that a young star, known as RW Aur A, has likely destroyed and consumed an infant planet. If confirmed, this would be…
Chandra Reveals Cluster of X-Ray Binary Stars Near the Galaxy’s Center
A binary star system is one that contains a pair of stars orbiting each other. A black hole X-ray binary is a binary system in…
‘Red Nuggets’ – Relics of the First Massive Galaxies
The central black holes may be the driving force in how much star formation occurs in a certain type of rare galaxy. ‘Red nuggets’ are…