News tagged with white dwarf star

Related topics:

Space-warping white dwarfs produce gravitational waves

(Phys.org)—Gravitational waves, much like the recently discovered Higgs boson, are notoriously difficult to observe. Scientists first detected these ripples in the fabric of space-time indirectly, using radio signals from ...

dateAug 28, 2012 in Astronomy
shares0 comments 97

Supernova progenitor found?

(Phys.org) -- Type Ia supernovae are violent stellar explosions. Observations of their brightness are used to determine distances in the universe and have shown scientists that the universe is expanding at an accelerating ...

dateAug 03, 2012 in Astronomy
shares0 comments 4

One supernova type, two different sources

The exploding stars known as Type Ia supernovae serve an important role in measuring the universe, and were used to discover the existence of dark energy. They're bright enough to see across large distances, and similar enough ...

dateMay 07, 2012 in Astronomy
shares0 comments 21

The Helix Nebula in new colors

(PhysOrg.com) -- ESO's VISTA telescope, at the Paranal Observatory in Chile, has captured a striking new image of the Helix Nebula. This picture, taken in infrared light, reveals strands of cold nebular gas that are invisible ...

dateJan 19, 2012 in Astronomy
shares0 comments 0