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Watch Live as Comet Siding Spring Flys By Mars - Universe Today
Comet Siding Spring will pass close to Mars today, Sunday, October 19, at 18:32 UTC. The comet will come within 139,500 km (87,000 miles) of the Red Planet, which is sixteen times closer to Mars than any known comet has ever come to Earth. About 100 minutes after the closest approach, the densest part of … Continue reading "Watch Live as Comet Siding Spring Flys By Mars"