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NASA's Goddard Space Flight Center

NASA Satellites Ready When Stars and Planets Align

17 Mar 2017, 14:33 UTC
NASA Satellites Ready When Stars and Planets Align NASA's Goddard Space Flight Center/Genna Duberstein

The movements of the stars and the planets have almost no impact on life on Earth, but a few times per year, the alignment of celestial bodies has a visible effect. One of these geometric events — the spring equinox — is just around the corner, and another major alignment — a total solar eclipse — will be visible across America on Aug. 21, with a fleet of NASA satellites viewing it from space and providing images of the event.

To understand the basics of celestial alignments, here is information on equinoxes, solstices, full moons, eclipses and transits:

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