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'Planetary defense is knowing what's out there and what could do harm to us.' Meet the scientist who helped build NASA's asteroid response planLindley Johnson has been a pioneer in blueprinting warning and response scenarios to any potential impact of Earth by an ...
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The Solar System Song | By What If ChannelEnjoy a musical journey through our solar system with this engaging song. China asks South Korea not to export rare earth ...
NASA has just premiered Planetary Defenders, offering a fascinating look at the high-stakes work geared toward protecting ...
Prior to NASA, he served 23 years of Air Force active duty working on a host of national security space systems. Space.com talked with Johnson, the space agency's Planetary Defense Officer ...
A group of comets with unexplained movements presents a quandary D avide Farnocchia hunts down and tracks asteroids, and ...
Three Tucson scientists are featured in "Planetary Defenders," a new NASA documentary that premieres Wednesday about the ...
And if we do need to mount a defense against an incoming threat ... construction debris left over from the formation of the solar system. A collapsed cloud of gas and dust condensed in places ...
YR4 made headlines in February with the news that it had a chance of hitting Earth on Dec. 22, 2032, as determined by an ...
2024 YR4 hails from the middle of the main asteroid belt that hangs out between the orbits of Mars and Jupiter – and it was ...
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