There's a slight chance Comet Nishimura might brighten unexpectedly. Astronomer Jonti Horner explains what to expect.
Are we about to see a rare green comet light up the sky? An expert explains what to expect from Comet Nishimura : Read more
Are we about to see a rare green comet light up the sky? An expert explains what to expect from Comet Nishimura : Read more