jets

Numerous Jets Spied with New Sky Survey

by Shannon Hall July 31, 2014

Want to stay on top of all the space news? Follow @universetoday on Twitter Jets — narrow beams of matter spat out at a high speed — typically accompany the most enigmatic astronomical objects. We see them wherever gas accretes onto compact objects, such as newborn stars or black holes. But never before have astronomers […]

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Observing Alert: Distant Blazar 3C 454.3 in Outburst, Visible in Amateur Telescopes

by Bob King June 24, 2014

Have an 8-inch or larger telescope? Don’t mind staying up late? Excellent. Here’s a chance to stare deeper into the known fabric of the universe than perhaps you’ve ever done before. The violent blazer  3C  454.3 is throwing a fit again, undergoing its most intense outburst seen since 2010. Normally it sleeps away the months around […]

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Hubble Discovers Water Plumes Erupting from Europa

by Jason Major December 12, 2013

It’s been known since 2005 that Saturn’s 300-mile-wide moon Enceladus has geysers spewing ice and dust out into orbit from deep troughs that rake across its south pole. Now, thanks to the Hubble Space Telescope (after 23 years still going strong) we know of another moon with similar jets: Europa, the ever-enigmatic ice-shelled moon of […]

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Supermassive Black Holes Keep Galaxies From Getting Bigger

by Jason Major September 5, 2013

It’s long been a mystery for astronomers: why aren’t galaxies bigger? What regulates their rates of star formation and keeps them from just becoming even more chock-full-of-stars than they already are? Now, using a worldwide network of radio telescopes, researchers have observed one of the processes that was on the short list of suspects: one […]

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Jets Boost — Not Hinder — Star Formation in Early Galaxies, New Study Suggests

by Shannon Hall July 12, 2013

Understanding the formation of stars and galaxies early in the Universe’s history continues to be somewhat of an enigma, and a new study may have turned our current understanding on its head. A recent survey used archival data from four different telescopes to analyze hundreds of galaxies. The results provided overwhelming evidence that radio jets […]

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