Like the gaping mouth of a gigantic celestial creature, the cometary globule CG4 glows menacingly in this new image from ESO's Very Large Telescope. Although it appears to be big and bright in this picture, this is actually ...
Astronomy
Jan 28, 2015
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Asteroid 2004 BL86, slated to swoosh by Earth on Jan. 26, is the largest known body to pass near our home planet until 2027. But there's no need to panic as the astronomers estimate that the 500 meters-wide space rock will ...
Space Exploration
Jan 26, 2015
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An asteroid up to 1,800 feet (550 meters) across is headed Earth's way. But don't worry: It will miss us by 745,000 miles, about three times the distance between Earth and the moon.
Space Exploration
Jan 21, 2015
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This has been on my bucket list for a while, but I've never had the opportunity to witness it myself: seeing the International Space Station transit the Moon. And now thanks to my friend Gadi Eidelheit, I want to see it for ...
Space Exploration
Dec 30, 2014
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The normally bland face of Uranus has become increasingly stormy, with enormous cloud systems so bright that for the first time ever, amateur astronomers are able to see details in the planet's hazy blue-green atmosphere.
Astronomy
Nov 12, 2014
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What a roller coaster week it's been. If partial eclipses and giant sunspots aren't your thing, how about a close flyby of an Earth-approaching asteroid? 2014 SC324 was discovered on September 30 this year by the Mt. Lemmon ...
Space Exploration
Oct 24, 2014
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Combining observations from the world's largest telescopes with those from smaller instruments used by amateur astronomers, a team of scientists has discovered that the large main-belt asteroid (87) Sylvia has a complex interior. ...
Space Exploration
Oct 24, 2014
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(Phys.org) —A small asteroid, designated 2014 RC, will safely pass very close to Earth on Sunday, Sept. 7, 2014. At the time of closest approach, based on current calculations to be about 2:18 p.m. EDT (11:18 a.m. PDT / ...
Space Exploration
Sep 4, 2014
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You might think the image above of the famous Antenna Galaxies was taken by a large ground-based or even a space telescope. Think again. Amateur astronomer Rolf Wahl Olsen from New Zealand compiled a total of 75 hours of ...
Astronomy
Jul 24, 2014
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Amateur astronomers play an important role in observational campaigns of almost every celestial object in the sky, but especially so in the area of comets. Given that some comets might be making their first – or only – ...
Space Exploration
Jun 19, 2014
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