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Comet ISON to fly by Mars
Comet ISON to fly by Mars
Around the world, astronomers are buzzing with anticipation over the approach of Comet ISON.Read More...
New Imagery of Asteroid Mission
New Imagery of Asteroid Mission
NASA released Aug. 22 new photos and video animations depicting the agency's planned mission to find, capture, redirect, and study a near-Earth asteroid.Read More...
Around the World in Four Days: NASA Tracks Chelyabinsk Meteor Plume
Around the World in Four Days: NASA Tracks Chelyabinsk Meteor Plume
Atmospheric physicist Nick Gorkavyi missed witnessing an event of the century last winter when a meteor exploded over his hometown of Chelyabinsk, Russia. From Greenbelt, Md., however, NASA's Gorkavyi and colleagues witnessed a never-before-seen view ...Read More...
Heliophysics Nugget: Mapping Tons of Meteoric Dust in the Sky
Heliophysics Nugget: Mapping Tons of Meteoric Dust in the Sky
On Aug.11 and 12, 2013, the annual Perseid meteor shower will peak, filling the sky with streaks of light, commonly known as shooting stars.Read More...
Perseid Fireballs
Perseid Fireballs
In astronomy, there's nothing quite like a bright meteor streaking across the glittering canopy of a moonless night sky. The unexpected flash of light adds a dash of magic to an ordinary walk under the stars.Read More...
Target Asteroid Tracked by European Teams
Target Asteroid Tracked by European Teams
In a recent close-ish flyby, asteroid 2002 GT was studied in detail for the first time by a network of European astronomers.Read More...
A Timeline Of Comet ISON's Dangerous Journey
A Timeline Of Comet ISON's Dangerous Journey
A comet's journey through the solar system is perilous. Comet ISON is making that journey.Read More...
Ten Thousandth Near-Earth Object Discovered
Ten Thousandth Near-Earth Object Discovered
More than 10,000 asteroids and comets that can pass near Earth have now been discovered. The 10,000th near-Earth object, asteroid 2013 MZ5, was first detected on the night of June 18, 2013, by the Pan-STARRS-1 telescope.Read More...
Comet ISON: What's in a Name?
Comet ISON: What's in a Name?
Credit for comet ISON's name goes to its discovers: Vitali Nevski and Artyom Novinchonok.Read More...
Noctilucent Clouds, Comets, and Meteor Showers
Noctilucent Clouds, Comets, and Meteor Showers
This summer northern skywatchers may be able to see Noctilucent or "Night Shining" Clouds. Also called PMCs (Polar Mesospheric Clouds), these apparitions are a bit of a puzzle for scientists because it is not entirely clear how they form.Read More...
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