Search results for Galaxy:
Superior Super Earths
Space & Earth / Space Exploration
Nov 30, 2009 |
4.7 / 5 (47) |
14
Super Earths are named for their size, but these planets - which range from about 2 to 10 Earth masses - could be superior to the Earth when it comes to sustaining life. They could also provide an answer to ...
Black hole caught zapping galaxy into existence?
Nov 30, 2009 |
4.8 / 5 (25) |
8
(PhysOrg.com) -- Which come first, the supermassive black holes that frantically devour matter or the enormous galaxies where they reside? A brand new scenario has emerged from a recent set of outstanding ...
A Superbright Supernova That’s the First of Its Kind
Dec 02, 2009 |
4.7 / 5 (24) |
6
(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 ...
The Stars My Destination
Space & Earth / Space Exploration
Nov 10, 2009 |
4.8 / 5 (23) |
2
The Voyager spacecraft are now in the outermost layer of the heliosphere, traveling toward interstellar space - the first man-made spacecraft to travel such a vast distance from Earth.
Team using Subaru Telescope makes major discovery
Dec 03, 2009 |
4.8 / 5 (21) |
2
An international team of scientists that includes an astronomer from Princeton University has made the first direct observation of a planet-like object orbiting a star similar to the sun.
Cosmic 'Dig' Reveals Vestiges of the Milky Way's Building Blocks
Nov 25, 2009 |
4.7 / 5 (21) |
1
(PhysOrg.com) -- Peering through the thick dust clouds of our galaxy's "bulge" (the myriads of stars surrounding its center), a team of astronomers has unveiled an unusual mix of stars in the stellar grouping ...
Newly discovered star one of hottest in Galaxy (w/ Video)
Dec 02, 2009 |
4.7 / 5 (21) |
3
(PhysOrg.com) -- Astronomers at The University of Manchester's Jodrell Bank Centre for Astrophysics have discovered one of the hottest stars in the Galaxy with a surface temperature of around 200,000 degrees ...
The Energy Sources of Ultraluminous Galaxies
Nov 27, 2009 |
4.7 / 5 (20) |
3
(PhysOrg.com) -- Ultraluminous infrared galaxies ((ULIRGs) are galaxies whose luminosity exceeds that of a trillion suns; for comparison, the Milky Way galaxy has a typical (and much more modest) luminosity ...
Rapid supernova could be new class of exploding star
Nov 05, 2009 |
4.7 / 5 (18) |
6
(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 ...
First black holes may have incubated in giant, starlike cocoons
Nov 24, 2009 |
4.2 / 5 (20) |
22
(PhysOrg.com) -- The first large black holes in the universe likely formed and grew deep inside gigantic, starlike cocoons that smothered their powerful x-ray radiation and prevented surrounding gases from ...
Cassini's Big Sky: The View from the Center of Our Solar System
Space & Earth / Space Exploration
Nov 20, 2009 |
4.8 / 5 (15) |
1
(PhysOrg.com) -- When NASA's Cassini spacecraft began orbiting Saturn five years ago, a dozen highly-tuned science instruments set to work surveying, sniffing, analyzing and scrutinizing the Saturnian system.
Mysterious X-rays from a Nearby Galaxy
Nov 13, 2009 |
4.3 / 5 (15) |
8
(PhysOrg.com) -- The nucleus of an active galaxy, an AGN, contains a massive black hole that is vigorously accreting material. In the process it typically ejects jets of particles and radiates brightly at ...
NGC 4710 galaxy: Baffling boxy bulge (w/ Video)
Nov 18, 2009 |
4.4 / 5 (14) |
0
(PhysOrg.com) -- Just as many people are surprised to find themselves packing on unexplained weight around the middle, astronomers find the evolution of bulges in the centres of spiral galaxies puzzling. A ...
'Dropouts' pinpoint earliest galaxies
Nov 06, 2009 |
4.4 / 5 (13) |
15
Astronomers, conducting the broadest survey to date of galaxies from about 800 million years after the Big Bang, have found 22 early galaxies and confirmed the age of one by its characteristic hydrogen signature ...
A faraway planet intrigues: Exoplanet with extremely tilted orbit raises new interest in stellar astronomy
Nov 12, 2009 |
4.5 / 5 (12) |
6
(PhysOrg.com) -- Two teams of astronomers have found a planet outside the solar system that might be orbiting backwards compared to its star's rotation, a discovery that could shed light on how unique the ...
