Tag Archive for 'light travel time problem'

Comet ISON and Some Recent Writings

Comet ISON photograph

Comet ISON photographThis photo of Comet ISON was taken on Sunday morning, November 3. It’s a two-minute exposure made with an eighteen-inch telescope. The comet still is too faint to see with the naked eye, but it is brightening rapidly. We expect …

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