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all 8 comments

[–]csigh 10 points11 points ago

sorry, this has been archived and can no longer be voted on

[–]manueljs 6 points7 points ago*

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Ohh typical human although we didn't make contact yet we're already shooting them with laser guns.

On a more serious side, anyone can explain what I'm looking at?

[–]_bar 7 points8 points ago

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Our atmosphere is not a stable optical medium. They measure the apparent distortions of a laser beam and apply the correction to the shape of the telescope mirror.

http://en.wikipedia.org/wiki/Adaptive_optics

[–]iamapizza 9 points10 points ago

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There's only one reason astronomers would shine lasers into the night sky - they've found cats on other planets and their reaction to lasers is hilarious.

[–]takethemoneyrun 0 points1 point ago

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won't the galaxy move out of the way by the time the laser reaches it?

[–]noble_delinquent 0 points1 point ago

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Dear god, that laser beam must be travelling faster than the speed of light! It's impossible!

[–]CottageMcMurphy 0 points1 point ago

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Take that Deathstar!

[–]evilpoptart -2 points-1 points ago

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I'M FIRIN MAH LASER!!!1