Astronomy news

A hydrogen-rich, passive galaxy

Cold gas in the form of neutral hydrogen atoms provides the reservoir for star formation in galaxies from the distant to the nearby Universe. Understanding how it accretes onto galaxies is of crucial importance because fresh ...

dateNov 11, 2016 in Astronomy
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Cosmic whistle packs a surprisingly energetic punch

Penn State University astronomers have discovered that the mysterious "cosmic whistles" known as fast radio bursts can pack a serious punch, in some cases releasing a billion times more energy in gamma-rays than they do in ...

dateNov 11, 2016 in Astronomy
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Image: Hubble steals a look at NGC 1222

NGC 1222, seen in this image taken with the Wide Field Camera 3 on board the NASA/ESA Hubble Space Telescope is a galaxy with a rather eventful story to tell. NGC 1222 has been described as a peculiar example of a type ...

dateNov 11, 2016 in Astronomy
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Space telescopes pinpoint elusive brown dwarf

In a first-of-its-kind collaboration, NASA's Spitzer and Swift space telescopes joined forces to observe a microlensing event, when a distant star brightens due to the gravitational field of at least one foreground cosmic ...

dateNov 10, 2016 in Astronomy
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Virtual Milky Way

ESA's Gaia is surveying stars in our Galaxy and local galactic neighbourhood in order to build the most precise 3D map of the Milky Way and answer questions about its structure, origin and evolution.

dateNov 10, 2016 in Astronomy
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Impostor planet exposed by astronomers

(Phys.org)—Don't be fooled by its light curve exhibiting anomalies like those caused by planets—one microlensing event with a fancy name OGLE-2016-BLG-0733 is doing a really good job of mimicking an extrasolar world. ...

dateNov 09, 2016 in Astronomy report
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