News tagged with nebula

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Vast luminous nebula poses a cosmic mystery

Astronomers have found an enormous, glowing blob of gas in the distant universe, with no obvious source of power for the light it is emitting. Called an "enormous Lyman-alpha nebula" (ELAN), it is the brightest and among ...

dateFeb 23, 2017 in Astronomy
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Scientists estimate solar nebula's lifetime

About 4.6 billion years ago, an enormous cloud of hydrogen gas and dust collapsed under its own weight, eventually flattening into a disk called the solar nebula. Most of this interstellar material contracted at the disk's ...

dateFeb 09, 2017 in Space Exploration
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Celestial cat meets cosmic lobster

Astronomers have for a long time studied the glowing, cosmic clouds of gas and dust catalogued as NGC 6334 and NGC 6357, this gigantic new image from ESO's Very Large Telescope Survey Telescope being only the most recent ...

dateFeb 01, 2017 in Astronomy
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Pulsar wind nebulae

Neutron stars are the detritus of supernova explosions, with masses between one and several suns and diameters only tens of kilometers across. A pulsar is a spinning neutron star with a strong magnetic field; charged particles ...

dateNov 07, 2016 in Astronomy
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Image: NGC 6818 in the constellation of Sagittarius

The NASA/ESA Hubble Space Telescope had imaged NGC 6818 before, but it took another look at this planetary nebula, with a new mix of colour filters, to display it in all its beauty. By showing off its stunning turquoise and ...

dateNov 07, 2016 in Astronomy
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