Tag Archive for 'Halo'

An artist’s impression of FRB 181112 traveling through the halo of a massive galaxy 4 billion light-years from Earth. Image credit: M. Kornmesser / ESO.

Fast Radio Burst Exposes Halo of Massive Galaxy

Sep 30, 2019 by News Staff

In November 2018, CSIRO’s Australian Square Kilometre Array Pathfinder (ASKAP) detected a new fast radio burst, an enigmatic blast of cosmic radio waves...

An artist’s concept showing the gaseous halo surrounding a galaxy, illuminated by a narrow band of ultraviolet light called Lyman alpha emission. Image credit: T. Klein, University of Wisconsin-Milwaukee.

Giant Gaseous Halo Surrounds Young Star-Forming Galaxy

Jul 26, 2018 by News Staff

Q2343-BX418, a young star-forming galaxy located about 10 billion light years away from Earth, is surrounded by an enormous halo of gas, according to new...

This diagram shows how scientists determined the size of the halo of the Andromeda Galaxy. Because the gas in the halo is dark, astronomers measured it by using the light from distant quasars. Image credit: NASA / ESA / A. Field, STScI / N. Lehner & J.C. Howk, University of Notre Dame / B. Wakker, University of Wisconsin, Madison.

NASA’s Hubble Sees Huge Gaseous Halo around Andromeda Galaxy

May 8, 2015 by News Staff

Astronomers using the Cosmic Origins Spectrograph (COS) on the NASA/ESA Hubble Space Telescope have discovered that a nearly invisible halo of hot plasma...

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