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NASA Satellite Spots a Mystery That’s Gone in a Flash

September 5, 2019

Pops of bright blue and green in this image of the Fireworks galaxy (NGC 6946) show the locations…
The Latest Look at “First Light” from Chandra

August 28, 2019

NASA’s Chandra X-ray Observatory has captured many spectacular images of cosmic phenomena over its two decades of operations,…
Cloaked Black Hole Discovered in Early Universe Using NASA’s Chandra

August 9, 2019

Astronomers have discovered evidence for the farthest “cloaked” black hole found to date, using NASA’s Chandra X-ray Observatory.…
NASA’s Chandra X-Ray Observatory Celebrates Its 20th Anniversary

July 25, 2019

On July 23, 1999, the Space Shuttle Columbia blasted off from the Kennedy Space Center carrying the Chandra X-ray Observatory.…
X-rays Spot Spinning Black Holes Across Cosmic Sea

July 3, 2019

Like whirlpools in the ocean, spinning black holes in space create a swirling torrent around them. However, black…
Heart of Lonesome Galaxy is Brimming with Dark Matter

June 4, 2019

Data from NASA’s Chandra X-ray Observatory (left) have helped astronomers reveal that a galaxy has more dark matter…
Astronomers are Finding Binary Pairs of Stars Thrown out of Galaxies Together

May 30, 2019

A rogue star is one that has escaped the gravitational pull of its home galaxy. These stars drift…
Chandra Finds Stellar Duos Banished from Galaxies

May 29, 2019

Scientists have found evidence that pairs of stars have been kicked out of their host galaxies. This discovery,…
Stellar Duos Banished from Galaxies Found by Chandra

May 28, 2019

This image from NASA’s Chandra X-ray Observatory shows the region around NGC 1399 and NGC 1404, two of…
Magnetar-powered X-ray Transient as the Aftermath of a Binary Neutron-star Merger

April 24, 2019

A neutron star is the compact object formed after a supernova explosion occurring in the late evolutionary stage…
New Signal for a Neutron Star Collision Discovered

April 17, 2019

These images show the location of an event, discovered by NASA’s Chandra X-ray Observatory, that likely signals the…
Chandra and the Event Horizon Telescope

April 11, 2019

There are a lot of clichés that get thrown around when talking about big scientific discoveries. Words like…
Galactic Center Visualization Delivers Star Power

March 21, 2019

Want to take a trip to the center of the Milky Way? Check out a new immersive, ultra-high-definition…
Storm Rages in Cosmic Teacup

March 15, 2019

Fancy a cup of cosmic tea? This one isn’t as calming as the ones on Earth. In a…
NGC 3079: Galactic Bubbles Play Cosmic Pinball with Energetic Particles

March 1, 2019

We all know bubbles from soapy baths or sodas. These bubbles of everyday experience on Earth are only…
In Colliding Galaxies, a Pipsqueak Shines Bright

February 21, 2019

In the nearby Whirlpool galaxy and its companion galaxy, M51b, two supermassive black holes heat up and devour…
Where is the Universe Hiding its Missing Mass?

February 15, 2019

New results from NASA’s Chandra X-ray Observatory may have helped solve the Universe’s “missing mass” problem, as reported…
Astronomers Find Dark Energy May Vary Over Time

January 29, 2019

Astronomers have found evidence that an invisible force called dark energy, widely thought to be constant, may be…
Scientists explore gamma-rays from “superbubble”

January 24, 2019

Study reveals production mechanism of very-high-energy radiation. An international scientific team, including Stefan Ohm from DESY, used NASA’s…
Shredded Star Leads to Important Black Hole Discovery

January 10, 2019

The artist’s illustration below shows the region around a supermassive black hole after a star wandered too close…
Cygnus A: Ricocheting Black Hole Jet Discovered by Chandra

January 10, 2019

A ricocheting jet blasting from a giant black hole has been captured by NASA’s Chandra X-ray Observatory, as…
Chandra Serves Up Cosmic Holiday Assortment

December 19, 2018

This is the season of celebrating, and the Chandra X-ray Center has prepared a platter of cosmic treats…
Image credit: X-ray: NASA/CXC/SAO/G. Tremblay et al; Radio:ALMA: ESO/NAOJ/NRAO/G.Tremblay et al, NRAO/AUI/NSF/B.Saxton; Optical: ESO/VLT
Update: Cosmic Fountain Powered by Giant Black Hole

December 15, 2018

Before electrical power became available, water fountains worked by relying on gravity to channel water from a higher…
Cosmic Fountain Powered by Giant Black Hole

December 14, 2018

Before electrical power became available, water fountains worked by relying on gravity to channel water from a higher…
Double Trouble: A White Dwarf Surprises Astronomers

December 4, 2018

Astronomers have detected a bright X-ray outburst from a star in the Small Magellanic Cloud, a nearby galaxy…
Abell 1033: To Boldly Go into Colliding Galaxy Clusters

November 18, 2018

Hidden in a distant galaxy cluster collision are wisps of gas resembling the starship Enterprise — an iconic spaceship from…
Colliding Galaxy Clusters, Resembling USS Enterprise

November 16, 2018

Hidden in a distant galaxy cluster collision are wisps of gas resembling the starship Enterprise — an iconic…
Chandra X-ray Observatory Returns to Science Operations

October 25, 2018

Oct. 24 Update: On the evening of October 21, Chandra returned to science observations after the team successfully…
Kes 75: Milky Way’s Youngest Pulsar Exposes Secrets of Star’s Demise

October 19, 2018

Scientists have confirmed the identity of the youngest known pulsar in the Milky Way galaxy using data from…
Pulsar Kes 75
Milky Way’s Youngest Pulsar Exposes Secrets of Star’s Demise

October 18, 2018

Scientists have confirmed the identity of the youngest known pulsar in the Milky Way galaxy using data from…
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