A sky survey
conducted by
NASA's
Wide-Field
Infrared Survey
Explorer, or WISE
satellite, has
found there are
fewer asteroids in
Earth's vici
(more)
A sky survey conducted by NASA's Wide-Field Infrared Survey Explorer, or WISE satellite, has found there are fewer asteroids in Earth's vicinity than previously believed and that NASA has already found more than 90% of 1 kilometer asteroids that are near Earth. The news briefing held at NASA Headquarters in Washington on Sept. 29 also revealed that WISE has provided more accurate estimates of asteroid sizes for research
