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Last chance to see comet Nishimura before it vanishes for 400 years
Are we about to see a rare green comet light up the sky? An expert explains what to expect from Comet Nishimura
See Comet Nishimura at its closest point to Earth this week. It won't visit again for 435 years.
Comet Nishimura: How and When to See It This Weekend
Will newfound Comet Nishimura really be visible to the naked eye? Experts aren't so sure
New Naked Eye Comet Could Soon Light-Up The Night Sky, Say Scientists
