«Comets travel much
faster than asteroids, and some of them are very big,» Mainzer said.
Not exact matches
The MIT group found nearly 50
asteroids within a couple of months — far
faster than their competitors.
Asteroids can collide at speeds of 10,000 mph —
faster than a speeding bullet!
Spurred by human activity, the crisis is occurring
faster and could extinguish more species
than the gigantic
asteroid strike that may have wiped out the dinosaurs 65 million years ago.
It would orbit
faster than Earth and, looking outwards, would see
asteroids in Earth - crossing orbits more often
than would ground - based instruments.
If one of those objects ever fell toward Earth, it would be tougher to spot
than a comet (being much darker) and more difficult to divert
than the typical near - Earth
asteroid (as it would be traveling much
faster).
Because smaller chunks of
asteroids drift from the point of collision
faster than larger pieces do, these
asteroid families become shaped like the letter «V.» Smaller pieces spread out far and wide from the original impact site, while larger fragments remain condensed at the point.
We are killing off life on earth
faster than the fatal dino
asteroid.
But superstorms are, fortunately, not
faster than a speeding bullet (leave that to
asteroids and comets).)
Rate of change makes a difference; we're causing change far
faster than any natural event short of a supervolcano or
asteroid impact, and we're persisting at doing it.
The rate of change from human causes is far
faster than any past event short of an
asteroid impact.