Tag Archive for X-rays

University of Leicester’s Professor Ken Pounds and co-authors report the detection of matter falling into a black hole at 30% of the speed of light. This...

An unusual infrared emission from the neutron star RX J0806.4-4123 detected by the NASA/ESA Hubble Space Telescope could indicate new features never before...

A remarkable ring of bright X-ray sources — black holes or neutron stars — has been discovered in a galaxy approximately 300 million light...

For decades, astronomers have puzzled over the variability of young stars residing in Taurus-Auriga dark clouds, a group of molecular clouds located in...

Eta Carinae — a binary star system approximately 7,500 light-years away in the constellation Carina — is accelerating particles to high energies,...

Astronomers know that small black holes — objects ranging from 10 times to 100 times the Sun’s mass — are the remnants of dying stars, and...

New observations by NASA’s Chandra X-ray Observatory indicate the two brightest stars in the triple-star system Alpha Centauri are not pummeling any...

A new study using X-ray data from NASA’s Chandra X-ray Observatory indicates that the neutron star merger that became the gravitational wave source,...

Astronomers using NASA’s Neutron star Interior Composition Explorer (NICER) have found evidence that an accreting millisecond X-ray pulsar called IGR...

A team of researchers from the U.S. Army Research Laboratory and the University of Illinois at Urbana-Champaign made an historic first with their experiment...

New images from the MUSE instrument on ESO’s Very Large Telescope in Chile have revealed a ring-shaped structure in the young supernova remnant 1E 0102.2-7219...

Astronomers using NASA’s Chandra X-ray Observatory have discovered what they believe are 12 stellar-mass black holes gathered around Sagittarius A*,...

Intense radiation from host stars could strip away the ozone layer of Earth-like exoplanets and render them uninhabitable, according to a new study presented...

Astronomers have detected radio echoes of a supermassive black hole feeding on a star, suggesting the black hole emits a jet of energy proportional to...

The long-standing mystery of why comets give off X-ray emission has been solved by a group of experimental physicists led by the University of Oxford,...

NASA engineers have successfully demonstrated X-ray navigation in space — a capability that could revolutionize NASA’s ability in the future to...

A rapidly growing supermassive black hole — known as an active galactic nucleus — in the center of a distant galaxy appears to have consumed...

In 2014, a team of astrophysicists reported the detection of an unusual emission line in X-ray light from the Perseus cluster, a cluster of galaxies 240...

Using X-ray data from NASA’s Chandra X-ray Observatory and optical data from ground-based telescopes, astronomers have spotted what could be the most...

In a paper published in the journal New Astronomy, theoretical physicist Ovidiu Racorean suggests that X-ray photons emitted by accretion disks around...