May 12, 2016
For thousands of years, humans have recorded sightings of mysterious comets sweeping across the nighttime skies. These celestial wanderers, “snowballs” of dust and ice, are swift-moving visitors from the cold depths of space. Some of them periodically visit the inner solar system during their journeys around the sun.
Astronomers using NASA’s Hubble Space Telescope captured images of Comet 252P/LINEAR just after it swept by Earth on March 21.
Credit: NASA, ESA, and J.-Y. Li (Planetary Science Institute)
Release Date: May 12, 2016
Data Description: The image was created from Hubble data from proposal 14103: J.-Y. Li and N. Samarasinha (Planetary Science Institute), M. Kelley (University of Maryland), M. Mutchler (STScI), and D. Farnocchia (Jet Propulsion Laboratory).
Exposure Date(s): April 4, 2016
The visit was one of the closest encounters between a comet and our planet. The comet traveled within 3.3 million miles of Earth…
View original post 137 more words