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Proposed Particle Help Explains Odd Galactic Photons

Jul 25, 2008 | User rating: 4 / 5 after 41 vote(s) | pda version

In 2002, a satellite called INTEGRAL was launched by the European Space Agency with an instrument on board to detect and measure gamma rays from space. Four years later, it yielded some intriguing data: An unusually high ...


The Quiet Explosion: Object intermediate between normal supernovae and gamma-ray bursts found

Jul 24, 2008 | User rating: 4.4 / 5 after 10 vote(s) | pda version

A European-led team of astronomers are providing hints that a recent supernova may not be as normal as initially thought. Instead, the star that exploded is now understood to have collapsed into a black hole, producing a ...


Physicists Discover New Particle: the Bottom-most 'Bottomonium'

Jul 10, 2008 | User rating: 4.6 / 5 after 59 vote(s) | pda version

(PhysOrg.com) -- Thirty years ago, particle physics delighted in discovering the "bottomonium" family—the set of particles that contain both a bottom quark and an anti-bottom quark but are bound together with different energies. ...


Seeing the universe through gamma-ray eyes

Jul 09, 2008 | User rating: 4.4 / 5 after 14 vote(s) | pda version

The scientists have stopped holding their breath. Three weeks after the launch of the Gamma-ray Large Area Space Telescope (GLAST), researchers from Stanford University, the Stanford Linear Accelerator Center and elsewhere ...


GLAST mission operations at NASA Goddard powered up

Jul 02, 2008 | User rating: 5 / 5 after 2 vote(s) | pda version

Several bases of operations for NASA's Gamma-ray Large Area Space Telescope (GLAST) are gearing up for data from the recently launched satellite.


NASA GLAST Burst Monitor Powers Up Successfully

Jun 27, 2008 | User rating: 4.7 / 5 after 7 vote(s) | pda version

NASA’s GLAST Burst Monitor (GBM) Instrument Operations Center in Huntsville, Ala., the focal point for observing gamma ray bursts, was alive with energy as scientists gathered to witness instrument activation the evening ...


Looking for New Light

Jun 19, 2008 | User rating: 4.7 / 5 after 7 vote(s) | pda version

In many ways, astronomers are in the dark about asteroids. In the dark depths of the Kuiper Asteroid Belt beyond Neptune's orbit, and even in the nearby Main Belt between Jupiter and Mars, most asteroids are too small to ...


GLAST safely in orbit, getting check-ups

Jun 19, 2008 | User rating: 4 / 5 after 3 vote(s) | pda version

A week after launch, NASA's Gamma-ray Large Area Space Telescope, or GLAST, is safely up-and-running well in orbit approximately 350 miles (565 kilometers) above the Earth's surface.


GLAST Observatory in Orbit

Jun 11, 2008 | User rating: 4.2 / 5 after 13 vote(s) | pda version

At 12:05 p.m. EDT, the Delta II rocket easily lifted the GLAST spacecraft off the launch pad, out of smoke and clouds and into a beautiful Florida sky headed for space.


GLAST Set to Launch Wednesday to Study Cosmic Mysteries

Jun 10, 2008 | User rating: 5 / 5 after 1 vote(s) | pda version

In a final meeting of scientists, engineers, technicians and officials, NASA's Gamma-ray Large Area Space Telescope (GLAST) received the final "Ready to Go!" from all teams. GLAST is scheduled to launch on ...


NASA targets GLAST launch for no earlier than June 11

Jun 06, 2008 | pda version

NASA has set June 11 as the new no-earlier-than target launch date for the Gamma-ray Large Area Space Telescope, or GLAST, from Cape Canaveral Air Force Station in Florida. The launch window extends from 11:45 ...


NASA targets GLAST launch for June 7

Jun 03, 2008 | User rating: 1 / 5 after 1 vote(s) | pda version

NASA has set June 7 as the new target launch date for the Gamma-ray Large Area Space Telescope, or GLAST, from Cape Canaveral Air Force Station in Florida. The launch window extends from 11:45 a.m. to 1:40 ...


Excitement Builds as GLAST Readies Its Gamma-ray Vision

May 30, 2008 | User rating: 4.2 / 5 after 9 vote(s) | pda version

Scientists around the world are excited about all the things that the Gamma-ray Large Area Space Telescope, or GLAST, is going to uncover after it launches on June 5 from Cape Canaveral Air Force Station, ...


Scientists find giant ring encircling exotic dead star

May 28, 2008 | User rating: 4.4 / 5 after 27 vote(s) | pda version

One of the most powerful eruptions in the universe might have spun an infrared ring around a rare and exotic star known as a magnetar, a highly magnetized neutron star and the remnant of a brilliant supernova ...


Swift satellite catches first 'normal' supernova in the act of exploding

May 21, 2008 | User rating: 4.8 / 5 after 50 vote(s) | pda version

Thanks to a fortunate observation with NASA's Swift satellite, astronomers, for the first time, have caught a normal supernova at the moment of its birth--the first instant when an exploding star begins spewing ...


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