In a first test of its planetary defense efforts, NASA’s going to shove an asteroid
1 min read
Image caption: An illustration of the DART spacecraft approaching two asteroids; it will crash into the smaller one to try to change how this space rock orbits its larger companion. Image credit: NASA / Johns Hopkins APL / Steve Gribben. Article by Nell Greenfieldboyce. NPR – November 22, 2021.
NASA is about to launch an unprecedented mission to knock an asteroid slightly off-course. In the first real-world test of a technique that could someday be used to protect Earth from a threatening space rock, a spacecraft is scheduled to blast off from Vandenberg Space Force Base in California […]
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