November 29, 2013
A comet's 5.5-million-year journey to the inner solar system apparently ended during a suicidal trip around the sun, leaving no trace of its once-bright tail or even remnants...
November 28, 2013
WASHINGTON--Comet ISON is teasing the solar system as it dances with the sun and it's giving astronomers mixed signals.
December 30, 2012
PASADENA, California--A comet blazing toward Earth could outshine the full moon when it passes by at the end of next year--if it survives its close encounter with the sun.
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