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Comet PanSTARRS finally emerges in western sky

Stargazers can get a glimpse of a one-time-only visitor- Comet PanSTARRS - in the dark western sky this week

Beware! Bright comet could damage your eyes

Comet Pan-Starrs, which is making a rare visit to the inner solar system in the middle of this week, and will fly past the sun, could pose danger to the eyes of astronomers, experts have warned.