Google Play icon
Black Hole Seeds Missing in Cosmic Garden

September 25, 2019

In the vast garden of the universe, the heaviest black holes grew from seeds. Nourished by the gas…
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…
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…
NuSTAR Mission Proves Superstar Eta Carinae Shoots Cosmic Rays

July 5, 2018

“We know the blast waves of exploded stars can accelerate cosmic ray particles to speeds comparable to that…
NuSTAR Probes Black Hole Jet Mystery

October 31, 2017

Black holes are famous for being ravenous eaters, but they do not eat everything that falls toward them.…
Chandra Samples Galactic Goulash

June 27, 2017

What would happen if you took two galaxies and mixed them together over millions of years? A new…
NuSTAR’s First Five Years in Space

June 14, 2017

Five years ago, on June 13, 2012, Caltech’s Fiona Harrison, principal investigator of NASA’s NuSTAR mission, watched with…
Merging Galaxies Have Enshrouded Black Holes

May 10, 2017

Black holes get a bad rap in popular culture for swallowing everything in their environments. In reality, stars,…
NuSTAR Probes Puzzling Galaxy Merger

March 28, 2017

A supermassive black hole inside a tiny galaxy is challenging scientists’ ideas about what happens when two galaxies…
Andromeda’s Bright X-Ray Mystery Solved by NuSTAR

March 24, 2017

The Milky Way’s close neighbor, Andromeda, features a dominant source of high-energy X-ray emission, but its identity was…
Star Discovered in Closest Known Orbit Around Likely Black Hole

March 14, 2017

Astronomers have found evidence for a star that whips around a black hole about twice an hour. This…
NuSTAR Helps Find Universe’s Brightest Pulsars

March 1, 2017

There’s a new record holder for brightest pulsar ever found — and astronomers are still trying to figure…
NuSTAR Helps Solve ‘Rapid Burster’ Mystery

February 2, 2017

Scientists observing a neutron star in the “Rapid Burster” system may have solved a 40-year-old mystery surrounding its…
NuSTAR Finds New Clues to ‘Chameleon Supernova’

January 25, 2017

“We’re made of star stuff,” astronomer Carl Sagan famously said. Nuclear reactions that happened in ancient stars generated…
Black Holes Hide in Our Cosmic Backyard

January 9, 2017

Monster black holes sometimes lurk behind gas and dust, hiding from the gaze of most telescopes. But they…
NuSTAR Principal Investigator Honored for Research

August 10, 2016

Fiona Harrison, principal investigator of NASA’s NuSTAR (Nuclear Spectroscopic Telescope Array) mission, has been selected to receive the…
Chorus of Black Holes Sings in X-Rays

July 30, 2016

Supermassive black holes in the universe are like a raucous choir singing in the language of X-rays. When…
Black Hole Makes Material Wobble Around It

July 14, 2016

The European Space Agency’s orbiting X-ray observatory, XMM-Newton, has proved the existence of a “gravitational vortex” around a…
Andromeda Galaxy Scanned with High-Energy X-ray Vision

January 6, 2016

NASA’s Nuclear Spectroscopic Telescope Array, or NuSTAR, has captured the best high-energy X-ray view yet of a portion…
NuSTAR Finds Cosmic Clumpy Doughnut Around Black Hole

December 18, 2015

The most massive black holes in the universe are often encircled by thick, doughnut-shaped disks of gas and…
Black Hole Has Major Flare

October 28, 2015

The baffling and strange behaviors of black holes have become somewhat less mysterious recently, with new observations from…
Searing Sun seen in X-rays

July 8, 2015

X-rays light up the surface of our Sun in a bouquet of colours in this new image containing…
NuSTAR Stares Deep into Hidden Lairs of Black Holes

July 7, 2015

Some of the “biggest and baddest” black holes around are buried under thick blankets of gas and dust.…
Ground-breaking findings reveal new insights into the death of stars

May 13, 2015

An international team of space researchers are now one step closer to discovering what happened when Supernova SN1987A…
NuSTAR provides explosive evidence for supernova asymmetry

May 11, 2015

New results from the NASA NuSTAR telescope show that a supernova close to our galaxy experienced a single-sided explosion.…
Star Explosion Is Lopsided, Finds NuSTAR

May 8, 2015

NASA’s Nuclear Spectroscopic Telescope Array, or NuSTAR, has found evidence that a massive star exploded in a lopsided…
NuSTAR Captures Possible ‘Screams’ from Zombie Stars

April 30, 2015

Peering into the heart of the Milky Way galaxy, NASA’s Nuclear Spectroscopic Telescope Array (NuSTAR) has spotted a…
Update: Giving shape to black holes’ intense winds

February 20, 2015

By looking at the speed of ambient gas spewing out from a well-known quasar, astronomers are gaining insight…
NASA, ESA Telescopes Give Shape to Furious Black Hole Winds

February 20, 2015

NASA’s Nuclear Spectroscopic Telescope Array (NuSTAR) and ESA’s (European Space Agency) XMM-Newton telescope are showing that  fierce winds…
Sun Sizzles in High-Energy X-Rays

December 23, 2014

For the first time, a mission designed to set its eyes on black holes and other objects far…
M82X-2: Suspected Black Hole Unmasked as Ultraluminous Pulsar

October 9, 2014

An Ultraluminous X-ray Source (ULX) that astronomers had thought was a black hole is really the brightest pulsar ever…
NuSTAR Discovers Impossibly Bright Dead Star

October 9, 2014

Astronomers working with NASA’s Nuclear Spectroscopic Telescope Array (NuSTAR), led by Caltech’s Fiona Harrison, have found a pulsating…
NuSTAR Telescope Discovers Shockingly Bright Dead Star

October 9, 2014

Astronomers have found a pulsating, dead star beaming with the energy of about 10 million suns. This is…
NuSTAR Catches a Black Hole Bending Light, Space, and Time

August 14, 2014

NASA’s Nuclear Spectroscopic Telescope Array (NuSTAR) has captured a spectacular event: a supermassive black hole’s gravity tugging on…
NuSTAR Sees Rare Blurring of Black Hole Light

August 13, 2014

NASA’s Nuclear Spectroscopic Telescope Array (NuSTAR) has captured an extreme and rare event in the regions immediately surrounding…
NuSTAR Celebrates Two Years of Science in Space

August 1, 2014

NASA’s Nuclear Spectroscopic Telescope Array, or NuSTAR, a premier black-hole hunter among other talents, has finished up its…
NuSTAR takes first peek into core of supernova

February 20, 2014

Astronomers for the first time have peered into the heart of an exploding star in the final minutes…
Update: NuSTAR helps untangle how stars explode

February 20, 2014

For the first time, an international team of astrophysicists, including Lawrence Livermore National Laboratory scientists, have unraveled how…
NuSTAR Untangles Mystery of How Stars Explode

February 20, 2014

One of the biggest mysteries in astronomy, how stars blow up in supernova explosions, finally is being unraveled…
NASA Spacecraft Take Aim At Nearby Supernova

January 27, 2014

An exceptionally close stellar explosion discovered on Jan. 21 has become the focus of observatories around and above…
Dead Star and Distant Black Holes Dazzle in X-Rays

January 10, 2014

Two new views from NASA’s Nuclear Spectroscopic Telescope Array, or NuSTAR, showcase the telescope’s talent for spying objects…
From Spinning Black Holes to Exploding Stars: A New View of the Energetic Universe

December 3, 2013

The Nuclear Spectroscopic Telescope Array, or NuSTAR, sees the high-energy X-rays emitted by the densest, hottest regions of the…
Do Black Holes Come in Size Medium?

November 27, 2013

Black holes can be petite, with masses only about 10 times that of our sun — or monstrous,…
Catching Black Holes on the Fly

September 6, 2013

NASA’s black-hole-hunter spacecraft, the Nuclear Spectroscopic Telescope Array, or NuSTAR, has “bagged” its first 10 supermassive black holes.…
NuSTAR Delivers the X-Ray Goods

August 30, 2013

NASA’s Nuclear Spectroscopic Telescope Array, or NuSTAR, is giving the wider astronomical community a first look at its…
The Turbulent, High-Energy Sky Is Keeping NuSTAR Busy

June 18, 2013

NuSTAR has been busy studying the most energetic phenomena in the universe. Recently, a few high-energy events have…
Black Hole Naps Amidst Stellar Chaos

June 12, 2013

Nearly a decade ago, NASA’s Chandra X-ray Observatory caught signs of what appeared to be a black hole…
NASA’s NuSTAR Helps Solve Riddle of Black Hole Spin

February 28, 2013

Two X-ray space observatories, NASA’s Nuclear Spectroscopic Telescope Array (NuSTAR) and the European Space Agency’s XMM-Newton, have teamed…
NASA’s NuSTAR Catches Black Holes in Galaxy Web

January 8, 2013

NASA’s Nuclear Spectroscopic Telescope Array, or NuSTAR, set its X-ray eyes on a spiral galaxy and caught the…
Technology Org App
Google Play icon
87,494 science & technology articles