Latest David C. Jewitt Stories
WASHINGTON, March 6, 2014 /PRNewswire-USNewswire/ -- NASA's Hubble Space Telescope has recorded the never-before-seen break-up of an asteroid into as many as 10 smaller pieces.
Astronomers publishing a paper in the Astrophysical Journal Letters say they witnessed an asteroid breakup into as many as 10 smaller pieces. The team used NASA's Hubble Space Telescope to photograph the asteroid as it shredded when nearing the sun.
Astronomers using the NASA Hubble Space Telescope have witnessed an asteroid with six comet-like tails of dust. NASA said the asteroid, designated P/2013 P5, resembles a rotating lawn sprinkler with the dust radiating from it like water being whipped around a yard.
Observations have shown that Phaethon's tail becomes so hot when it approaches the sun that rocks on the surface crack and crumble to dust under the extreme heat.
The bizarre, hourglass-shaped Kuiper belt object 2001QG298 spins round like a propeller as it orbits the Sun, according to an astronomer from Queens University Belfast.
Most meteor showers come from comets, which spew ample meteoroids for a night of 'shooting stars,' but the Geminids are different.
NASA's Hubble Space Telescope has captured the first snapshots of a suspected asteroid collision.
WASHINGTON, Feb. 2 /PRNewswire-USNewswire/ -- NASA's Hubble Space Telescope has observed a mysterious X-shaped debris pattern and trailing streamers of dust that suggest a head-on collision between two asteroids.
- In Roman antiquity, the return of a person who had been banished, or taken prisoner by an enemy, to his old condition and former privileges.
- In international law, that right by virtue of which persons and things taken by an enemy in war are restored to their former status when coming again under the power of the nation to which they belonged.