News tagged with sky
Researchers reveal unseen planet by its gravity
More than a 150 years ago, before Neptune was ever sighted in the night sky, French mathematician Urbain Le Verrier predicted the planet's existence based on small deviations in the motion of Uranus. In a ...
May 10, 2012 |
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Scientists chart high-precision map of Milky Way's magnetic fields
(PhysOrg.com) -- Scientists at the Naval Research Laboratory (NRL) are part of an international team that has pooled their radio observations into a database, producing the highest precision map to date of ...
Feb 03, 2012 |
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Calculating what's in the universe from the biggest color 3-D map
Since 2000, the three Sloan Digital Sky Surveys (SDSS I, II, III) have surveyed well over a quarter of the night sky and produced the biggest color map of the universe in three dimensions ever. Now scientists ...
Jan 11, 2012 |
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Hubble pinpoints furthest protocluster of galaxies ever seen
(PhysOrg.com) -- Using the NASA/ESA Hubble Space Telescope, astronomers have uncovered a cluster of galaxies in the initial stages of development, making it the most distant such grouping ever observed in ...
Jan 10, 2012 |
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Clearest picture yet of dark matter points the way to better understanding of dark energy
(PhysOrg.com) -- Two teams of physicists at the U.S. Department of Energy's Fermilab and Lawrence Berkeley National Laboratory (Berkeley Lab) have independently made the largest direct measurements of the ...
Jan 09, 2012 |
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The universe may have been born spinning, according to new findings on the symmetry of the cosmos
(PhysOrg.com) -- Physicists and astronomers have long believed that the universe has mirror symmetry, like a basketball. But recent findings from the University of Michigan suggest that the shape of the Big ...
Jul 08, 2011 |
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New data suggests the universe is clumpier than thought
(PhysOrg.com) -- After analyzing data from the Sloan Digital Sky Survey (SDSK), cosmologist Shaun Thomas and colleagues from the University College of London, have concluded that the universe is "clumpier" ...
Jun 17, 2011 |
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How to See the Best Meteor Showers of 2010: Tools, Tips and 'Save the Dates'
(PhysOrg.com) -- There are seven major meteor showers remaining in 2010 (the Quadrantids occurred in early January 2010), with some more active than others. For example, April's Lyrids are expected to produce ...
Space & Earth / Space Exploration
Apr 22, 2010 |
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Suspected Asteroid Collision Leaves Odd X-Pattern of Trailing Debris
(PhysOrg.com) -- NASA's Hubble Space Telescope has imaged a mysterious X-shaped debris pattern and trailing streamers of dust that suggest a head-on collision between two asteroids. Astronomers have long thought ...
Feb 02, 2010 |
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Solar Scientists Use 'Magnetic Mirror Effect' to Reproduce IBEX Observation
(PhysOrg.com) -- Ever since NASA's Interstellar Boundary Explorer, or IBEX, mission scientists released the first comprehensive sky map of our solar system's edge in particles, solar physicists have been busy ...
Jan 12, 2010 |
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How Galaxies Came To Be: Astronomers Explain Hubble Sequence
(PhysOrg.com) -- For the first time, two astronomers have explained the diversity of galaxy shapes seen in the universe. The scientists, Dr Andrew Benson of the California Institute of Technology (Caltech) ...
Jan 12, 2010 |
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Dark Matter in a Galaxy
(PhysOrg.com) -- Stars, the most familiar objects in the night sky, make up only a tiny percentage of the total amount of matter in the universe -- about 2%.
Oct 30, 2009 |
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Astronomers unveil an amazing, interactive, 360-degree panoramic view of the entire night sky
(PhysOrg.com) -- The first of three images of ESO's GigaGalaxy Zoom project — a new magnificent 800-million-pixel panorama of the entire sky as seen from ESO's observing sites in Chile — has just been released ...
Sep 14, 2009 |
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No strain for Andromeda: Galaxy is cosmic cannibal (w/ Video)
(PhysOrg.com) -- A huge galaxy neighbouring our own Milky Way appears to have expanded by "digesting" smaller galaxies nearby, a new study has shown.
Sep 02, 2009 |
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World's observatories watching 'cool' star
The Whole Earth Telescope (WET), a worldwide network of observatories coordinated by the University of Delaware, is synchronizing its lenses to provide round-the-clock coverage of a cooling star. As the star ...
May 15, 2009 |
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