I agree with you about Prometheus, unfortunately that spoiled the film for me. Not that impressed with gravity either. What do you think was the mos...

Just seen this – the black hole “science” behind Interstellar‘s CGI. Apparently, former Caltech astrophysicist Kip Thorne is an executive producer. ...

Which reminds me: my “Can-o-Worms” can-opener has just been sharpened, so… Is it me or does Brian Cox take an awful long time to say not very much i...

Well done, John, its difficult getting focus on the PST with a webcam, yet you got all the features, nice. The white light image is great, shows th...

Alright, so the rainbow effect appears to be explained (although the window polarisation is a bit vague). But now explain this...how the heck do clou...

That link doesnt work Brian, I think this is the one: I just watched the short film, a lover of watching short movies, I enjoyed this one as a glori...

Thanks Mike and Rupert. I have been looking at more lenses, reviews and articles and came across this extremely comprehensive lens spreadsheet guid...

ha ha, well if you got a kick out that "live" experience, I suppose it counts. Perhaps you are busy processing your images from the astrophotograph...

Thanks for the info, Rupert. I can up my budget more to about £400 max How about this one, Sigma 20mm f1.8. As its an EF fit, the 20mm should be ac...

Right, I'm going to a camera shop this afternoon to test out a Samyang 14mm f2.8 lens canon EOS fit and see if it can fit with my EOS clip filter on. ...

[quote=917 Incidentally, I have a transcript of the “Dark Matter Debate” at the Flamsteed if you are interested, a debate which even got a write-up in...

I think the phD will be taken back from once they click on to all those embarrassing grammatical errors!

Sorry for delay, Rupert This is one 30sec frame, shot at 1600 ISO f3.5. RAW converted to jpeg. Thanks, I'll consider a nikon adapter solution combi...

Great effort though Mike and Nick. You still got some nice huge sunspot entertainment along with showing the visitors. Sorry I couldnt be there, was...