superwind

superwind

[′sü·pər‚wind]
(astronomy)
An energetic outflow of hot material along the minor axis of some starburst galaxies, detected in x-rays and the emission lines of hydrogen.
References in periodicals archive ?
1 have provided the evidence of quasar ignition with an enormous amount of gas to be driven outward at high speed or a galactic superwind [19].
The cause of this superwind has remained a mystery.
He added, "The dust and sand in the superwind will survive the star, and later become part of the clouds in space from which new stars form.
Superwind surface/center assist winder with reverse winding capability winds up to 5.
In starburst galaxies, a superwind from these massive stars can clear a passageway through the gas in the galaxy, allowing the radiation to escape, the researchers said.
After studying the spectra of light from several more galaxies, they have concluded that each has a superwind containing an abundance of metals.
Addex's new SuperWind stacked winder, for example, makes up to 58-in, rolls, said to be a record for a stacked winder.
HII galaxies, their connection to starburst galaxies, and the contribution of starburst phenomena to galaxy evolution through superwinds, are explored.
Superwinds New measurements revealed that some of the earliest galaxies in the universe produced winds so powerful and persistent that they profoundly influenced the evolution of future generations of galaxies (161: 244).
These superwinds are six and nine miles above the Earth's surface, and are a few hundred miles wide and three miles thick.
The atmosphere is apparently 100 kms thick, with extremely dense clouds of 96 per cent carbon dioxide, driven by superwinds reaching some 350 kilometres per hour.