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Shedding Light On The Cosmic Skeleton
Astronomers have tracked
down a gigantic, previously
unknown assembly of galaxies
located almost seven billion
light-years away from us.
The discovery, made possible
by combining two of the most
... > full story
Dark Matter And Dark Energy Make Up 95 Percent Of Universe, Detailed Measurements Reveal
A detailed picture of the
seeds of structures in the
universe has been unveiled.
These measurements put
limits on proposed
... > full story
Origin Of Cosmic Rays: VERITAS Telescopes Help Solve 100-year-old Mystery
Nearly 100 years ago,
scientists detected the
first signs of cosmic rays
-- subatomic particles that
zip through space at nearly
... > full story
Blast From The Past: Most Distant Stellar Object Gives Clues About Early Universe
Astronomers studied the most
distant object yet seen in
the Universe, a giant
stellar blast from more than
13 billion years ago, and
... > full story
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Gamma-ray Photon Race Ends In Dead Heat; Einstein Wins This Round
October 28, 2009 — A pair of gamma-ray photons -- one possessed of a million times the energy of the other -- arrived at virtually the same instant at NASA's orbiting Fermi Gamma-ray Space Telescope, after a ... > full story -
World's Fastest Supercomputer Models Origins Of The Unseen Universe
October 27, 2009 — A new "Roadrunner Universe" model requires a petascale computer because, like the universe, it's mind-bendingly large. The model's basic unit is a particle with a mass of approximately one billion ... > full story -
Galaxy Cluster Smashes Distance Record
October 23, 2009 — The most distant galaxy cluster yet has been discovered by combining data from NASA's Chandra X-ray Observatory and optical and infrared telescopes. The cluster is located about 10.2 billion light ... > full story -
Is Unknown Force In Universe Acting On Dark Matter?
October 23, 2009 — Astronomers have found an unexpected link between mysterious 'dark matter' and the visible stars and gas in galaxies that could revolutionize our current understanding of gravity. The finding ... > full story -
Milky Way's Tiny But Tough Galactic Neighbor
October 14, 2009 — A stunning new image reveals one of our nearest galactic neighbors, Barnard's Galaxy, also known as NGC 6822. The galaxy contains regions of rich star formation and curious nebulae, such as the ... > full story -
New Kind Of Search For Dark Energy: First Light For BOSS
October 2, 2009 — BOSS, the Baryon Oscillation Spectroscopic Survey, is the most ambitious attempt yet to map the expansion history of the Universe using the technique known as baryon acoustic oscillation. Part of the ... > full story -
'Ram Pressure' Stripping Galaxies, Hubble Space Telescope Scientists Find
September 30, 2009 — A newly released set of Hubble Space Telescope images highlight the ongoing drama in two galaxies in the Virgo Cluster affected by a process known as "ram pressure stripping", which can result in ... > full story -
New View Of Lagoon Nebula: GigaGalaxy Zoom Phase 3
September 28, 2009 — The third image of ESO's GigaGalaxy Zoom project has just been released online. The latest image follows on from views, released over the last two weeks, of the sky as seen with the unaided eye and ... > full story -
Prototype Developed To Detect Dark Matter
September 25, 2009 — A team of researchers from Spain has developed a "scintillating bolometer" -- a device that the scientists will use in efforts to detect the dark matter of the ... > full story -
ALMA Telescope Reaches New Heights
September 25, 2009 — The ALMA (Atacama Large Millimeter/submillimeter Array) astronomical observatory has taken another step forward — and upwards. One of its state-of-the-art antennas was carried for the first ... > full story
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