At its peak hour at 5 a.m. ET, the meteors could be streaming down at a
rate of 70 a minute, or 4,200 an hour, says Peter Jenniskens of the SETI
Institute and NASA Ames’ Research Center.
Satellites, Space Station Could Be Nicked
Since the meteorites range in size from dust grains to small pebbles, they’ll
likely burn up completely before reaching Earth and pose no threat to people
or Earth-bound objects. Satellites and the space station, however, stand
a small chance of getting pelted and slightly damaged.
The meteor shower, named after the constellation Leo, from which the meteors
appear to originate, is expected to be visible from all parts of North
America, although Jenniskens believes those in the Northeast will have
the best view.
"This could be the last opportunity for watching an impressive meteor storm
in a dark sky for decades to 此文共有9页 上一页 1 2 3 4 5 6 7 8 9 下一页 |