Getting to Know Meteors Better

https://svs.gsfc.nasa.gov/vis/a010000/a011300/a011336/G2013-070_Russian_Meteor_ipod_lg.m4v?rel=0&controls=0&showinfo=0 This video shows the Chelyabinsk meteor explosion and plume, as modeled by a NASA satellite. (Credit: NASA/Goddard Space Flight Center) The school bus–sized meteoroid that caused this destruction was estimated to weigh about 11,000 tons and was traveling approximately 60 times the speed of sound. Fortunately, it broke apart at a height of about […]

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Why China wants to go to Mars

LAST week India set a world record by launching 104 satellites from a single rocket. The feat added fuel to Asia’s “space race” just weeks after China had unveiled a shortlist of eight names for its first Mars spacecraft, scheduled to launch by 2020. Ranging from spiritual concepts (“chasing dreams”, “questions for heaven”) to fantastic […]

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Historic launch pad back in service with thundering blastoff by SpaceX

Credit: SpaceXSpaceX sent a cargo capsule with nearly 5,500 pounds of experiments and supplies on a three-day trip to the International Space Station on Sunday, firing the automated spaceship through low-hanging clouds and into orbit from the same launch pad where Apollo astronauts began voyages to the moon. A kerosene-fueled 213-foot-tall (65-meter) Falcon 9 rocket […]

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