Blazar - Wikipedia
A blazar is an active galactic nucleus (AGN) with a relativistic jet (a jet composed of ionized matter traveling at nearly the speed of light) directed very nearly towards an observer. Relativistic …
What exactly are blazars and quasars? How are they different?
2011年1月24日 · A blazar and quasar are essentially the same thing, with the former just tilted differently to our line of site. Both are the active centers of galaxies, feeding off nearby material.
Blazars explained - Astronomy Magazine
2018年7月12日 · An active galactic nucleus has a disk of material surrounding the central supermassive black hole. If the AGN is also ejecting jets and the jets happen to point toward …
What are blazars? | Space
2024年7月9日 · In the heart of an active galaxy, matter falling into a supermassive black hole somehow creates jets of particles traveling near the speed of light. For active galaxies …
NASA’s IXPE Fires Up Astronomers With New Blazar Findings
2023年7月18日 · This blazar, located in the constellation Ursa Major, roughly 400 million light-years from Earth, surprised scientists with evidence that in the part of the jet where particles …
NASA’s Fermi Discovers the Most Extreme Blazars Yet
2017年1月30日 · When one of the jets happens to be aimed in the direction of Earth, as illustrated here, the galaxy appears especially bright and is classified as a blazar. Credit: M. Weiss/CfA …
What is a blazar? | | UW–Madison - University of …
Around the black holes are whirling accretion disks made up of matter – dust, gas, stars – being sucked into the black hole. As a blazar’s black hole and accretion disk gobble up matter, the …
What is a blazar? Its high-energy flares could unlock the ... - PBS
2018年7月12日 · When a galaxy gets pulled into the supermassive black hole at its center — yes, that happens — it can create a blazar — an intense beam of high-energy radiation.
Blazars | Center for Astrophysics | Harvard & Smithsonian
2011年9月1日 · An artist's conception of a blazar, whose powerful jet of high velocity particles is generated around a supermassive black hole and aimed almost directly at Earth. A new CfA …
NASA SVS | Blazar Animations
2018年7月12日 · This animation shows the central supermassive black hole of a blazar. The black hole is surrounded by a bright accretion disk and a darker torus of gas and dust. A bright jet of …