News tagged with astronomers
Related topics: galaxies , stars , black holes , milky way , nasa
Amateur skywatchers help space hazards team
For the first time, observations coordinated by ESA's space hazards team have found an asteroid that comes close enough to Earth to pose an impact threat. The space rock was found by amateur astronomers, highlighting ...
Space & Earth / Space Exploration
Oct 13, 2011 |
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Distant galaxies reveal the clearing of the cosmic fog
(PhysOrg.com) -- Scientists have used ESO's Very Large Telescope to probe the early Universe at several different times as it was becoming transparent to ultraviolet light. This brief but dramatic phase in ...
Oct 12, 2011 |
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Abuse from other universes -- a second opinion
At the end of last year, there was a flurry of activity from astronomers Gurzadyan and Penrose that considered the evidence of alternate universes or the existence of a universe prior to the Big Bang and suggested ...
Oct 10, 2011 |
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The cause of asteroid Scheila's outburst
(PhysOrg.com) -- A remarkable discovery was made by astronomers on 12 December 2010: an asteroid named Scheila had changed its appearance and looked more like a comet, complete with bright tail. An international ...
Space & Earth / Space Exploration
Oct 07, 2011 |
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The first detection of abundant carbon in the early universe
(PhysOrg.com) -- A research team of astronomers, mainly from Ehime University and Kyoto University in Japan, has successfully detected a carbon emission line (CIVλ1549) in the most distant radio galaxy ...
Oct 06, 2011 |
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Are Nobels out of step with science?
This year's crop of Nobel prizes has sharpened a sometimes bitter debate as to whether science's top awards should each be limited to just three individuals in an era of collaborative research.
Oct 05, 2011 |
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MESSENGER results after six months in orbit
(PhysOrg.com) -- MESSENGER scientists will highlight the latest results on Mercury from MESSENGER observations obtained during the first six months (the first Mercury solar day) in orbit. These findings will ...
Space & Earth / Space Exploration
Oct 05, 2011 |
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Most ancient supernovas discovered
Supernovas -- stars in the process of exploding -- open a window onto the history of the elements of Earth's periodic table as well as the history of the universe. All of those heavier than oxygen were formed ...
Oct 05, 2011 |
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Nature of universe is still a mystery to Nobel winners
They won the Nobel Prize for changing our understanding of the universe, but their discovery left an even larger mystery -- what is this dark energy that is propelling the universe to expand so fast? ...
Oct 04, 2011 |
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Spinning hourglass object may be the first of many to be discovered in the Kuiper belt
(PhysOrg.com) -- The bizarre, hourglass-shaped Kuiper belt object 2001QG298 spins round like a propeller as it orbits the Sun, according to an astronomer from Queens University Belfast. The discovery that ...
Oct 03, 2011 |
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Antennas by General Dynamics enable 'early science' for ALMA
Thirteen 12-meter antennas manufactured by General Dynamics SATCOM Technologies have been successfully installed at the 16,500-foot-high Chajnantor plateau in Chile, home to the Atacama Large Millimeter/submillimeter Array (ALMA) astronomical observatory. Loc ...
Oct 03, 2011 |
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Cosmic weight watching reveals black hole-galaxy history
(PhysOrg.com) -- Using state-of-the-art technology and sophisticated data analysis tools, a team of astronomers from the Max Planck Institute for Astronomy has developed a new and powerful technique to directly ...
Sep 30, 2011 |
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WISE mission finds fewer asteroids near Earth
(PhysOrg.com) -- New observations by NASA's Wide-field Infrared Survey Explorer, or WISE, show there are significantly fewer near-Earth asteroids in the mid-size range than previously thought. The findings ...
Space & Earth / Space Exploration
Sep 29, 2011 |
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Cosmic thread that binds us revealed
(PhysOrg.com) -- Astronomers at The Australian National University have found evidence for the textile that forms the fabric of the Universe.
Sep 29, 2011 |
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Giant star expels multiple dust shells
An international team led by Leen Decin, a K.U. Leuven (Belgium) astronomer, has discovered a series of dust shells in the vicinity of CW Leonis, a dying giant star. The star expelled the shells in the course of its long ...
Sep 28, 2011 |
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