Tag: Jonathan McDowell
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Science & Tech
Getting the asteroid before it gets us
Jonathan McDowell of the Harvard-Smithsonian Center for Astrophysics explains the science and objectives guiding the agency’s Double Asteroid Redirection Test.
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Science & Tech
Eyes on Orion
Harvard-Smithsonian Center for Astrophysics scientist Jonathan McDowell answers questions on the Orion test run and prospects for getting to Mars.
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Science & Tech
When worlds collide
Astronomers believe the a mega-merger in the galaxy known as Arp 220 triggered the formation of huge numbers of new stars, sent shock waves rumbling through intergalactic space, and could…