News tagged with supernovae
Related topics: massive stars , stars , white dwarfs , universe , dark energy
Cosmic rays hunted down: Physicists are closing in on the origin of cosmic rays
(PhysOrg.com) -- A thin rain of charged particles continually bombards our atmosphere from outer space. The mysterious particles were first detected 100 years ago but until 10 years ago when a new type of ...
Dec 07, 2009 |
4.4 / 5 (12) |
4
A Superbright Supernova That’s the First of Its Kind
(PhysOrg.com) -- An extraordinarily bright, extraordinarily long-lasting supernova named SN 2007bi, snagged in a search by a robotic telescope, turns out to be the first example of the kind of stars that first ...
Dec 02, 2009 |
4.7 / 5 (24) |
6
The Crab Nebula: Energy for 100,000 Suns
(PhysOrg.com) -- A star's spectacular death in the constellation Taurus was observed on Earth as the supernova of 1054 A.D.
Nov 23, 2009 |
4.1 / 5 (10) |
1
Hunting for Planets in the Dark
A proposed space mission that aims to measure dark energy could also detect planets that current surveys are unable to find.
Nov 19, 2009 |
4.8 / 5 (5) |
5
Ticking stellar time bomb identified (w/ Video)
(PhysOrg.com) -- "One of the major problems in modern astrophysics is the fact that we still do not know exactly what kinds of stellar system explode as a Type Ia supernova," says Patrick Woudt, from the University ...
Nov 17, 2009 |
4.8 / 5 (12) |
0
Rapid supernova could be new class of exploding star
(PhysOrg.com) -- An unusual supernova rediscovered in seven-year-old data may be the first example of a new type of exploding star, possibly from a binary star system where helium flows from one white dwarf ...
Nov 05, 2009 |
4.7 / 5 (18) |
6
Carbon Atmosphere Discovered on Neutron Star
(PhysOrg.com) -- Evidence for a thin veil of carbon has been found on the neutron star in the Cassiopeia A supernova remnant. This discovery, made with NASA's Chandra X-ray Observatory, resolves a ten-year ...
Nov 04, 2009 |
4.7 / 5 (19) |
1
Starburst galaxy sheds light on longstanding cosmic mystery
(PhysOrg.com) -- An international collaboration that includes scientists from the University of Delaware's Bartol Research Institute in the Department of Physics and Astronomy has discovered very-high-energy ...
Nov 02, 2009 |
4.3 / 5 (3) |
0
Cosmic Rays Hit Space Age High
(PhysOrg.com) -- Planning a trip to Mars? Take plenty of shielding. According to sensors on NASA's ACE (Advanced Composition Explorer) spacecraft, galactic cosmic rays have just hit a Space Age high.
Sep 29, 2009 |
5 / 5 (16) |
4
Very High Energy Gamma Rays
(PhysOrg.com) -- Gamma-rays are the most energetic known form of electromagnetic radiation, with each gamma ray being at least one hundred thousand times more energetic than an optical light photon. The most ...
Sep 25, 2009 |
4.6 / 5 (13) |
3
Watching a Supernova Come and Go
(PhysOrg.com) -- Supernovae, the explosive deaths of massive stars, disburse into space all of the chemical elements that were spawned inside the progenitor stars.
Sep 18, 2009 |
3.5 / 5 (4) |
1
Black Hole Pumps Iron
(PhysOrg.com) -- This composite image of the Hydra A galaxy cluster shows 10-million- degree gas observed by Chandra in blue and jets of radio emission observed by the Very Large Array in pink. Optical data ...
Sep 14, 2009 |
4.3 / 5 (15) |
6
NASA Approves X-ray Space Mission
NASA recently confirmed that the Nuclear Spectroscopic Telescope Array, or NuSTAR, mission will launch in August 2011.
Space & Earth / Space Exploration
Sep 07, 2009 |
4.8 / 5 (5) |
0
Cygnus X-1: Still a 'Star' After All Those Years
Since its discovery 45 years ago, Cygnus X-1 has been one of the most intensively studied cosmic X-ray sources. About a decade after its discovery, Cygnus X-1 secured a place in the history of astronomy when ...
Aug 28, 2009 |
4.3 / 5 (12) |
4
Scientists make first discovery using revolutionary long wavelength demonstrator array
Scientists from NRL's Space Science and Remote Sensing Divisions, in collaboration with researchers from the University of New Mexico and the National Radio Astronomy Observatory located in Socorro, N.M., ...
Aug 18, 2009 |
4.6 / 5 (9) |
0
