For the second day in a row, a
space rock is going to zip close by Earth within the orbit of the moon,
and you can watch the encounter live online.
The
33-foot-wide (10 meters) near-Earth asteroid 2014 EC will come within
34,550 miles (55,600 kilometers) of Earth's surface this evening (March
6) — just 14 percent of the distance between our planet and the moon,
which is about 239,000 miles (385,000 km) on average. You can see a video of asteroid 2014 EC's orbit arount the sun here.
While 2014 EC will come extremely close to Earth, it's not a great
skywatching target. The asteroid won't be visible through binoculars or
small telescopes, said Don Yeomans, manager of NASA's Near-Earth Object
program office at the Jet Propulsion Laboratory in Pasadena, Calif.
"For small asteroids, one would expect a flyby of the Earth, to within the moon's distance, about every two weeks," he said. Astronomers think that more than 1 million asteroids cruise through
space in Earth's neighborhood. To date, just 10,600 have been discovered
and named.
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