Unexpectedly accelerating asteroids could be ‘dark comets’ in disguise

Some small objects in house look like ejecting jets of gasoline that can’t be seen with telescopes, suggesting that they need to be categorized in a brand new class between asteroids and comets.

Comets periodically emit bursts of gasoline and dirt that soften their icy surfaces as they method the solar. These occasions emit as much as 10 kilograms per second of mud that displays daylight and makes the explosions seen, usually contributing to a tail behind the comet. Asteroids, as a result of they’re extra rocky, don’t produce…