The Hubble Space Telescope sees a mysterious object pulling the light tail like a comet in the asteroid belt

It is said that the Hubble Space Telescope, which is capable of highly accurate observation without being influenced by the atmosphere compared with the observation from the ground, took a strange picture that has never been seen. At first glance, this object, which looks like a comet with a tail, unlike a comet, has a strange structure around the core nucleus, and there is no gas in the tail, which is a mysterious object at the present moment .

Details are as below.
APOD: 2010 February 3 - P2010 A2: Unusual Asteroid Tail Implies Powerful Collision

"P / 2010 A2" discovered in the asteroid belt between Mars and Jupiter.


A tip that looks like an alphabet "X".


Although it is seen that it is debris caused by collision of two asteroids in the prediction, in that case the asteroid collides at a speed of more than 5 times the speed of the rifle which is more than five times the speed of the rifle, and the generated energy is It is said to be far above the nuclear explosion.

The usual comet looks like this. A dust tail made of dust etc. is seen as a tail around the ion tail composed of gas etc. as the center.