News tagged with white dwarfs

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Astronomers discover light echo from supernova

( —Astronomers have discovered light echoing off material surrounding a recent supernova explosion, SN 2009ig. The dust and gas that are reflecting the light are so close to the eruption center that it is likely ...

dateJun 04, 2013 in Astronomy
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Music of the spheres: Star Songs

( —Plato, the Greek philosopher and mathematician, described music and astronomy as "sister sciences" that both encompass harmonious motions, whether of instrument strings or celestial objects. This philosophy ...

dateJun 04, 2013 in Astronomy
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Hubble reveals the ring nebula's true shape

( —The Ring Nebula's distinctive shape makes it a popular illustration for astronomy books. But new observations by NASA's Hubble Space Telescope of the glowing gas shroud around an old, dying, sun-like star reveal ...

dateMay 23, 2013 in Astronomy
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Hubble sees the remains of a star gone supernova

( —These delicate wisps of gas make up an object known as SNR B0519-69.0, or SNR 0519 for short. The thin, blood-red shells are actually the remnants from when an unstable progenitor star exploded violently as ...

dateMay 03, 2013 in Astronomy
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