Search found 4 matches

by mike_wilson73
Tue Aug 30, 2011 1:57 pm
Forum: Absolute beginners
Topic: big binoculars
Replies: 31
Views: 8143

Hi David Thanks a lot for your in depth answers to my binocular question, given me a good few options to investigate! Will look into second hand Vixens to start with. Also found this website: http://www.bigbinoculars.com/ which has a good selection, although it is a US site, not sure if they will se...
by mike_wilson73
Mon Aug 29, 2011 6:39 pm
Forum: Absolute beginners
Topic: big binoculars
Replies: 31
Views: 8143

big binoculars

I am looking to buy a big pair of tripod mounted binoculars for looking at planets, comets etc. Can anyone recommend what I should buy? My budget is £2000.
by mike_wilson73
Mon Aug 29, 2011 6:34 pm
Forum: Astrophysics
Topic: Speed of Light
Replies: 16
Views: 8094

astronomerjim, your guess to your question is correct. Photons of light, which are massless particles, do not experience what we would call the flow of time.

Weird but true.
by mike_wilson73
Mon Aug 29, 2011 6:24 pm
Forum: General chat
Topic: Betelgeuse's nebula ..
Replies: 11
Views: 1775

Hi all, this is my first post. Been interested in astronomy for a long time, so thought it is a good time to join the forum :) So, Betelgeuse as mentioned by others on the thread is a red supergiant nearing the end of its life. The apparent shrinkage observed could be part of the processes involved ...