Latest David Jewitt Stories
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.
Late last year, astronomers noticed an asteroid named Scheila had unexpectedly brightened, and it was sporting short-lived plumes.
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.
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.
Astronomers from the University of California, Los Angeles and the University of Hawaii have discovered multiple fragments ejected during the largest cometary outburst ever witnessed.
- A young chicken: also used as a pet name for children.