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comet 21p

Comet 21P

Comet 21P – Closest Approach

9th September 2018 CometWatch Admin 0

On Monday September 10, 2018 a Comet 21P/Giacobini-Zinner will reach closest approach to the Earth at a distance of 0.39AU (36 million miles). This will […]

Comet 21P - 05August

Comet 21P passes through Cassiopeia

8th August 2018 CometWatch Admin 4

Comet 21P/Giacobini-Zinner has been well placed throughout June and July for northern hemisphere observers as the icy ball of dust passed through the high altitude, […]

Comet 21P Approaching North America Nebula

17th June 2018 CometWatch Admin 1

At the time of writing Comet 21P/Giacobini-Zinner passed 58 Cygni (Latin v Cygni) a binary star in Cygnus which shines at magnitude 3.94 and 6.40. This […]

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