Stellar Life and Death in Abell 78Stellar Life and Death in Abell 78
<p></p> <p>Beneath the vivid hues of this eye-shaped cloud, named Abell 78, a tale of stellar life and death is unfolding. At the centre of the nebula, a dying star –
Tag: White Dwarf Star
White Dwarf Stars Can Reignite and Explode as SupernovaeWhite Dwarf Stars Can Reignite and Explode as Supernovae
<p style="text-align: center;"></p> <p>Astronomers using ESA’s Integral gamma-ray observatory have demonstrated beyond doubt that dead stars known as white dwarfs can reignite and explode as supernovae. The finding came after the
Trigger of Nearby Supernova Sought by ChandraTrigger of Nearby Supernova Sought by Chandra
<p style="text-align:center"></p> <p>New data from NASA’s Chandra X-ray Observatory offer a glimpse into the environment of a star before it exploded earlier this year, and insight into what triggered one of
Water Building Molecule Found Around Old Sun-Like StarsWater Building Molecule Found Around Old Sun-Like Stars
<p style="text-align:center"></p> <p> Using ESA’s Herschel space observatory, astronomers have discovered that a molecule vital for creating water exists in the burning embers of dying Sun-like stars.</p> <p>When low- to middleweight stars
Spitzer Spies on M82 SupernovaSpitzer Spies on M82 Supernova
<p><a href="http://www.jpl.nasa.gov/spaceimages/images/mediumsize/PIA17847_ip.jpg" target="_blank"></a></p> <p>The closest supernova of its kind to be observed in the last few decades has sparked a global observing campaign involving legions of instruments on the ground and
Planetary Building Blocks Rich in Water Found Around White DwarfPlanetary Building Blocks Rich in Water Found Around White Dwarf
<p style="text-align:center"></p> <p>Astronomers using NASA’s Hubble Space Telescope have found the building blocks of solid planets that are capable of having substantial amounts of water. This rocky debris, currently orbiting a
New Nova Discovered in DelphinusNew Nova Discovered in Delphinus
<p style="text-align:center"></p> <p>A spectacular Nova explosion in constellation Delphinus was discovered on August 14th – SLOOH covered it live yesterday to showing this amazing event as it happened in true color
Ring Nebula’s True Shape Revealed by HubbleRing Nebula’s True Shape Revealed by Hubble
<p style="text-align:center" class="small"><br /> <em>In this composite image, visible-light observations by NASA’s Hubble Space Telescope are combined with infrared data from the ground-based Large Binocular Telescope in Arizona to assemble a
Irish Amateur Astronomer Discovers First Supernova From IrelandIrish Amateur Astronomer Discovers First Supernova From Ireland
<p>Taking 290 million years to reach Earth, last month that light from a supernova explosion was spotted by an Irish amateur astronomer in his backyard observatory.</p> <p align=center class=small><br /> David Grennan’s
The Brightest Supernova EverThe Brightest Supernova Ever
<table align=right width=340> <tr> <td width=8></td> <td align=center> <p class=small><br />Artist’s illustration of supernova SN 2006gy<br /> Credit: Illustration: NASA/CXC/M.Weiss; X-ray: NASA/CXC/UC Berkeley/N.Smith et al.; IR: Lick/UC Berkeley/J.Bloom & C.Hansen</p></td> </tr> </table> <p>The brightest stellar explosion ever recorded