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It was a light sail??
Bruce Johnson
(06 Nov 2018 18:42 UTC)
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Re: [TML] It was a light sail??
Sudnadja
(06 Nov 2018 19:30 UTC)
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Re: [TML] It was a light sail??
Bruce Johnson
(06 Nov 2018 19:50 UTC)
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Re: [TML] It was a light sail??
Catherine Berry
(06 Nov 2018 20:23 UTC)
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Re: [TML] It was a light sail??
Sudnadja
(06 Nov 2018 20:57 UTC)
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Re: [TML] It was a light sail??
Rupert Boleyn
(06 Nov 2018 21:05 UTC)
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Re: [TML] It was a light sail??
Catherine Berry
(06 Nov 2018 21:12 UTC)
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Re: [TML] It was a light sail??
Bruce Johnson
(06 Nov 2018 21:31 UTC)
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Re: [TML] It was a light sail??
Phil Pugliese
(07 Nov 2018 01:10 UTC)
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Re: [TML] It was a light sail??
Jeffrey Schwartz
(07 Nov 2018 01:16 UTC)
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Re: [TML] It was a light sail??
Sudnadja
(07 Nov 2018 01:21 UTC)
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Re: [TML] It was a light sail??
Phil Pugliese
(07 Nov 2018 01:31 UTC)
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Re: [TML] It was a light sail?? Tim (07 Nov 2018 01:41 UTC)
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Re: [TML] It was a light sail??
Sudnadja
(07 Nov 2018 01:46 UTC)
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Re: [TML] It was a light sail??
Tim
(07 Nov 2018 03:26 UTC)
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Re: [TML] It was a light sail??
Sudnadja
(07 Nov 2018 06:10 UTC)
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Re: [TML] It was a light sail??
Bruce Johnson
(07 Nov 2018 15:51 UTC)
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Re: [TML] It was a light sail??
Sudnadja
(07 Nov 2018 19:23 UTC)
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Re: [TML] It was a light sail??
Sudnadja
(06 Nov 2018 21:59 UTC)
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On Wed, Nov 07, 2018 at 01:10:40AM +0000, Phil Pugliese (via tml list) wrote: > Any idea how long it would take this to travel here? > Ob-Trav;A pre-Ancients artifact perhaps? 26 km/s is about 1/11000 of the speed of light, so on the order of 11000 years per light-year travelled. Backtracking its motion and those of known stars, the minimum would be on the order of a few hundred thousand years. Apparently its colour suggests that it hasn't been in interstellar space for billions of years, but anything in between is plausible. - Tim
