There is an outside chance that a newly discovered comet might be on a collision course with Mars. Astronomers are still determining the trajectory of the comet, named C/2013 A1 (Siding Spring), but at the very least, it ...
Space Exploration
Feb 27, 2013
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(Phys.org)—A little-known asteroid will skim past Earth on 15 February, passing just 28 000 km from our planet. The 50 m-diameter chunk of space rock was discovered last year by ESA-sponsored amateur astronomers in Spain.
Space Exploration
Feb 8, 2013
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(Phys.org)—Like a ship plowing through still waters, the giant star Zeta Ophiuchi is speeding through space, making waves in the dust ahead. NASA's Spitzer Space Telescope has captured a dramatic, infrared portrait of these ...
Astronomy
Dec 19, 2012
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(Phys.org)—Our solar system, with its colorful collection of planets, asteroids and comets, is a fleck in the grander cosmos. Hundreds of billions of solar systems are thought to reside in our Milky Way galaxy, which is ...
Astronomy
Dec 6, 2012
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(Phys.org)—A spectacular new image of the star-forming Carina Nebula has been captured by the VLT Survey Telescope at ESO's Paranal Observatory and released on the occasion of the inauguration of the telescope in Naples ...
Astronomy
Dec 6, 2012
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(Phys.org)—Alon Efrat and Jonathan Myers of the UA computer science department are working under a new grant to help improve methods for discovering asteroids on paths toward Earth.
Space Exploration
Dec 4, 2012
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(Phys.org)—A potentially hazardous asteroid once found but then lost has been rediscovered and its orbit confirmed by a determined amateur astronomer working with ESA's space hazards programme. The half-kilometre object ...
Space Exploration
Oct 15, 2012
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A University of Sussex astronomer has described seeing the first images captured by the world's most powerful sky-mapping camera as a "punching-the-air moment".
Astronomy
Sep 20, 2012
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Early in the morning of September 12 the Dark Energy Camera (DECam), mounted on the Victor Blanco Telescope at the Cerro Tololo Inter-American Observatory in Chile, recorded its first images of a southern sky spangled with ...
Astronomy
Sep 17, 2012
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(Phys.org)—Eight billion years ago, rays of light from distant galaxies began their long journey to Earth. That ancient starlight has now found its way to a mountaintop in Chile, where the newly-constructed Dark Energy ...
Astronomy
Sep 17, 2012
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