"Active asteroids" have tails like comets - only 25 known.
Some from impact debris, others from sublimating ice.
Meg Schwamb: "Brand-new field... Most people aren't monitoring asteroids because no one will give us observing time."
#ActiveAsteroids #Mystery
"Active asteroids" have tails like comets - only 25 known.
Some from impact debris, others from sublimating ice.
Meg Schwamb: "Brand-new field... Most people aren't monitoring asteroids because no one will give us observing time."
#ActiveAsteroids #Mystery