来自MSN

The Largest Known Monster Comet Is Already Active, Billions Of Miles From The Sun

Astronomers have observedunexpected activity in C/2014 UN271, the largest comet ever detected from the Oort Cloud, while it remains over a billion miles from the Sun. Using the ALMA radio telescope, ...
WCPO Cincinnati

Giant comet heading toward the sun, scientists say not to worry

A giant comet, likely the largest comet discovered in modern times, is on its way toward the sun. Scientists caught sight of the comet early, giving researchers years to watch it evolve and streak ...