Lots of innovations to consider during the period of polar twilight after the March Equinox at the South Pole station. The same principles apply to polar...

As the last time I was up there was 2001 and that's when a fellow user gave me a ride there, I had planned on trying to make it this year, I had planned on...

Do ya think having a PST and charging people to see the sun as it should be seen is a good idea?

An emergent scandal over a Texas Republican Party politician's distribution of a memo citing a "fixed Earth" website alleging the Earth to be non-rotating and...

On Wed, 9 Jan 2008, wrote: The Holy Shroud in Turin is and remains a riddle -----BEGIN PGP SIGNED MESSAGE----- I think that...

Will LROC put to rest the years long bull**** about the moon landing hoax? At being able to see features only 3 meters wide I should think NASA should do...

On Fri, 18 Mar 2011 20:41:37 -0700 (PDT), Too_Many_Tools wrote: On Mar 18, 10:10*pm, Boris Kapusta ...

NASA is too busy cavorting the with global warming cabal to bother with space. 18 December 2013 Last updated at 20:27 ET Gaia 'billion star surveyor' set for...

The less careful are always concerned about definitions and forget why celestial objects such as planets,among other things, are called that way and tend to...

Here's another report in my ongoing quest to use an inexpensive digital camera to measure sky brightness. My primary purpose in posting this is to urge...

I have a Nexstar 114GT (4.5 inch aperture) and the link below shows all l can see when I point to Saturn, is this all I'm supposed to see? Maybe it's just a...

I was on Amazon.com and I see like dozens of scopes for sale. Is there a decent starter telescope in the $100 range?? I got 3 kids, don't want to spend too...

Anyone else feeling a bit left out by this excitement over a little red dot? :-) Best, Dave Author of the Supernovae and Supernova Remnants...

Just a reminder, with little under 24 hours to go, anyone wanting to have a go at grabbing a Moon + stars image for the Lunar Parallax Demonstration Project -...

Hi, what's the shortest focal length Dob that's practical? As the aperture gets larger (greater than 20") what is the downside of making an F3 dob rather...

I'm planning to get a digital camera which will be used for general photography but I'd like the option of occasionally using it with my 10-inch f/5.8...

Can anybody comment on the availability of Ceravolo 6" scopes? I've just visited the ceravolo.com web site, and the main sequence site, and there is absolutely...

The astro market is awash in cheap Plossls and various "widefield" hybrids. They all have different names, different bodies but I can't help wondering if most...

I've seen all three films, but I've finally convinced a half dozen of my snobby artsy-fartsy friends to see The Return of the King. And it wasn't an easy...

Hi, There is something that I don't understand about the meanings of "astronomy" and "astrology". Are they correctly applied today? If you look at the Greek...