Tweet This video from Arecibo observatory has been doing the rounds on the interwebs. It shows the increasing number of known astroids in the Solar System over the period 1980 to 2010. It gets very pretty around the 2:00 mark, which roughly coincides with the year 2000 (see the time ticker in the lower left
Posted by SarahAskew
... final color of the asteroids tells you more about them:
Posted by Universe Today
... have known that small asteroids get "spun up" to fast rotation rates by sunlight falling on them, much like propellers in the wind. The new results sho
Posted by astronomy cmarchesin
No news yet if there are specks of asteroid dust in the Haybusa sample return container. JAXA has decided to postpone releasing any information, including publishing a detailed analysis of the particles that may have been collected. According to The Japan Times, JAXA said it is taking more time than originally expected to collect the
Posted by Universe Today
... give birth to smaller asteroids that split off to start their own lives as they circle around the sun.
Posted by Universe Today
Masayuki Tachikawa, amateur astronomer fromKumamoto city, Japan,reported the detection of an optical flash on Jupiter atmosphere recorded on August 20 2010 at 18:22:12 UT. You can find the video on the following link and below a captured screen. Details about the observations can be found on the following web link. After the gigantic impact observed in July 19
Posted by Franck Marchis
... hypothetical population of asteroids which could be orbiting between Mercury and
Posted by Franck Marchis
Figure 1: Discovery images of the L5 trailing Neptune Trojan 2008 LC18, taken at the Subaru telescope on June 7, 2008 Universal Time. The Neptune Trojan is seen moving from right to left near the center of the image. Each image is separated by about one hour in time. The background stars are stationary. This image only shows about 1 percent of the area of one image from the telescope. Astronomers Scott Sheppard (Carnegie Institution, Washington, D. C.) and Chad Trujillo (Gemini Observatory, Hilo,
Posted by astronomy cmarchesin
Astronomers have found a new object in a region of Neptune´s orbit, tucked away in a very hard-to-find location, and where no previous object was known to exist. The object, 2008 LC18, is a Trojan asteroid, which refers an asteroid that shares an orbit with a larger planet or moon, but does not collide with
Posted by Universe Today
NASA's Wide-field Infrared Survey Explorer, or WISE, is losing its cool. The spacecraft is running out of the frozen coolant needed to keep its heat-sensitive instrument chilled, and will only be in operation for 2-3 more months. While the spacecraft was designed to be rather short-lived 7 to 10 months — it still is
Posted by Universe Today
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