Asteroids that speed up unexpectedly may be ‘dark comets’ in disguise

Some small objects in area seem to fireside jets of gasoline that may’t be seen with telescopes, suggesting they need to be classed in a brand new class between asteroids and comets.

Comets periodically emit bursts of gasoline and mud as they method the solar, which melts their icy surfaces. These occasions give off as a lot as 10 kilograms of mud per second, which displays daylight and makes the bursts seen, usually contributing to a tail behind the comet. Asteroids, being rockier, don’t produce …