Black holes get a bad rap in popular culture for swallowing everything in their environments. In reality, stars, gas and dust can orbit black holes for long periods of time, until a major disruption pushes the material in.
Astronomy
May 10, 2017
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In a study led by Sandy Morais, a PhD student at Instituto de Astrofísica e Ciências do Espaço and Faculty of Sciences of the University of Porto (FCUP), researchers found massive super bubbles of gas and dust around two ...
Astronomy
Mar 30, 2017
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When a meteoroid travels in space, solar radiation leaves distinctive imprints on its outer layer. Together with colleagues, ETH researcher Antoine Roth has developed novel analytical techniques to detect these imprints, ...
Space Exploration
Mar 22, 2017
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(Phys.org)—Using the gravitational microlensing technique, astronomers have recently detected what appears to be a Saturn-like planet residing near the Milky Way's bulge. The newly discovered exoplanet has a mass somewhere ...
This curious galaxy—only known by the seemingly random jumble of letters and numbers 2MASX J16270254+4328340—has been captured by the NASA/ESA Hubble Space Telescope dancing the crazed dance of a galactic merger. The ...
Astronomy
Nov 26, 2015
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Active galactic nuclei are the brightest objects in the universe. They are not lit up permanently, but rather 'flicker' extremely slowly. This insight helps ETH researchers better understand the influence these nuclei and ...
Astronomy
Jun 24, 2015
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In this image the NASA/ESA Hubble Space Telescope takes a close look at the spiral galaxy NGC 4217, located 60 million light-years away from Earth. The galaxy is seen almost perfectly edge on and is a perfect candidate for ...
Astronomy
Jan 28, 2015
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(Phys.org)—At a time when our earliest human ancestors had recently mastered walking upright, the heart of our Milky Way galaxy underwent a titanic eruption, driving gases and other material outward at 2 million miles per ...
Astronomy
Jan 6, 2015
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High-energy jets powered by supermassive black holes can blast away a galaxy's star-forming fuel, resulting in so-called "red and dead" galaxies: those brimming with ancient red stars yet containing little or no hydrogen ...
Astronomy
Dec 17, 2014
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(Phys.org)—For the first time, an international team of astronomers, led by Dr James Geach from the University of Hertfordshire, has revealed the dramatic 'blow out' phase of galactic evolution.
Astronomy
Dec 4, 2014
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