alan giltinan (@alangiltinan) 's Twitter Profile
alan giltinan

@alangiltinan

Astronomer at MTU Blackrock castle observatory and science enthusiast

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linkhttp://www.bco.ie calendar_today07-06-2012 22:01:17

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alan giltinan
@alangiltinan

2 months ago

The beautiful Medusa nebula, aka Abell 21. A planetary nebula at a distance of around 1500 light years. Sometimes, you just need more photons ๐Ÿ™‚. #realastronomy #everyastronomersdream

The beautiful Medusa nebula, aka Abell 21. A planetary nebula at a distance of around 1500 light years. Sometimes, you just need more photons ๐Ÿ™‚. #realastronomy #everyastronomersdream