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Dec 15, 2017

Earth's annual Geminid meteor shower did not disappoint as our fair planet plowed through dust from active asteroid 3200 Phaethon. Captured in this northern hemisphere...

Earth
Jul 15, 2010

+ km. It is a realm of meteors, auroras and satellites, which skim through the thermosphere as they circle Earth. It is also where solar radiation makes first contact with...

Aug 27, 2007

that hit Earth disintegrate in the atmosphere, producing a harmless streak of light. But the Moon has no atmosphere, so 'lunar meteors' plunge into the ground," he says....

Universe, Sun
Oct 31, 2003

herald of Olympian gods. On Oct. 30, 1937, Hermes glided past Earth only twice as far away as the Moon, racing across the sky at a rate of 5 degrees per hour. Nowadays only...

Universe, Sun
Feb 28, 2003

; February 28, 2003: "We all felt like we needed to put on 'hard hats'! The sky was absolutely full of meteors," recalls astronomer Jim Young of JPL's Table Mountain...

Sun
Nov 16, 2002

will be posted on the web site SpaceWeather.com during the 5-hour broadcast. During last year's Leonids TV Show hundreds of photographers submitted pictures of meteors, many...

Earth, Sun
Dec 3, 2001

the decaying Proton rocket on Dec. 2nd at 0417 UT. The 217 MHz radar signal was transmitted by the Naval Space Surveillance Radar in Kickapoo, Texas. Nelson detected the echo...

Universe, Sun
Nov 26, 2001

      On Nov. 18, 2001, millions of sky watchers saw a dazzling storm of Leonid meteors. Some observers heard them too!   ... tests reveal that a...

Earth
Jan 18, 2001

        Our planet is a natural source of radio waves at audio frequencies. An online receiver at the Marshall Space Flight Center is playing these...

Universe
Nov 9, 2000

  Meteor Balloon Rises Again   Scientists and radio amateurs team up for a live webcast of the 2000 Leonids from the stratosphere.   ... is reaching its...

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