News tagged with infrared wavelengths

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Revealing a mini-supermassive black hole

One of the lowest mass supermassive black holes ever observed in the middle of a galaxy has been identified, thanks to NASA's Chandra X-ray Observatory and several other observatories. The host galaxy is of a type not expected ...

dateOct 24, 2012 in Astronomy
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Twists and turns in interacting galaxies

(—Almost thirty years ago the Infrared Astronomy Satellite, IRAS, discovered that the universe contained many fabulously luminous galaxies, some of them more than a thousand times brighter than our own galaxy, ...

dateOct 08, 2012 in Astronomy
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Fireworks in the early universe

Galaxies in the early universe grew fast by rapidly making new stars. Such prodigious star formation episodes, characterized by the intense radiation of the newborn stars, were often accompanied by fireworks in the form of ...

dateSep 28, 2012 in Astronomy
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Image: Hurricane Isaac at night

(—Early on August 29, 2012, the Visible Infrared Imaging Radiometer Suite on the Suomi-NPP satellite captured this nighttime view of Hurricane Isaac and the cities near the Gulf Coast of the United States.

dateAug 30, 2012 in Earth Sciences
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All about dust

(—The space between stars is not empty—it contains copious amounts of gas and dust. Astronomers estimate that about 5-10% of the total mass of our Milky Way galaxy is contained in the interstellar gas and dust, ...

dateAug 28, 2012 in Astronomy
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