Astronomers from the University of Maryland at College Park (UMCP) and Lowell Observatory have deployed NASA's Swift satellite to explore comet C/2012 S1 (ISON), which may become one of the most dazzling in decades when it rounds the sun later this year.
Astronomers have come up with two competing theories to explain a mysterious cosmic explosion first detected by NASA's Swift observatory on Christmas Day 2010.
Short gamma ray bursts could be more damaging to life on Earth than longer ones, says a Washburn University astrophysicist who's been studying data from the SWIFT satellite.
