Gail Shaw wrote:
> "Warp" <war### [at] tagpovrayorg> wrote in message
> news:47f6c63b@news.povray.org...
>>   I said in my original post "travelling at almost c towards us".
>> Pretty hard to notice.
>>
> Depends how close to c, and how long it's been travelling towards us. Long
> enough and the red-shifted light and gravitational lensing (maybe) might
> show its presence

And if it were stellar-massed it'd move stars close to its trajectory, 
whose light would reach us slightly beforehand. Although there's not a 
lot we could do about it in either case...

Post a reply to this message