Last evening I was in Vallejo, CA (38n,122W) at 1830 pst and observed, to my astonishment, a naked-eye comet-like object moving across the sky about 20deg S of...

The geocentric astronomers up to the time of Copernicus saw that all planets would occasionally process a loop against the background stars...

Hi All, With Baader Solar Film, Will I be able to see Granular view of Sun and Dark Spots?? I have Celestron 127 Power Seeker telescope. Have any one used...

More flexible, more powerful. http://money.cnn.com/2018/02/06/technology/future/biggest-rockets-falcon-heavy-comparison/index.html

Paris has rules against shop lights from 1-5am to deal with light pollution and energy waste. So of course, someone had to try to go around the...

https://www.diyphotography.net/gear-methods-shooting-deep-space-photographer-spotlight-qa-astrophotographer-sara-wager/

And why not? Cold weather kills about 3 million people a year world-wide, about 150,000 people alone in the U.S. and 50,000 in Britain, despite them being a...

Radio Meteor Observation Bulletin No. 294 of January 2018 (63 K) is available now as http://www.rmob.org/rmobtext/rmob1801.txt More information and the...

A--hole New Zealander. https://mashable.com/2018/01/25/rocket-lab-humanity-star-bad-for-astronomy/

Well, it's only partial in the N.E.part of North America. It begins around 5:00am, the max is around 7:30 and the moon sets 4 minutes later! Plus. -12C here...

My astronomy club has a 16 inch cave astrola. I would like to fix or improve the drive but need schematics and or manual. Does anyone have their manual? Ted

Despite comments on the demise of sci.astro.amateur, the people involved in magnification and identification have moved to moderated forums so don't have to...

due to this particular cause... http://www.theregister.co.uk/2018/01/19/sun_earth_drift/ John Savard

Now, even better than light pollution!??! https://preview.tinyurl.com/ydae2tul Aren't disco mirror balls so yesterday? ;-)

Skipping through the channels once more I came across a NOVA documentary on telescopes but also found the same doc on YouTube...

A while ago one of the contributors, with the appropriate pseudo-authority of an echo chamber, announced that mathematical voodoo is more relevant than normal...

It is perhaps one of the loveliest passages found in one of the books in the Bible - "Canst thou bind the sweet influences of Pleiades, or loose the bands of...

(Phys.org)—Is Earth slowly heading for a new ice age? Looking at the decreasing number of sunspots, it may seem that we are entering a nearly spotless solar...

https://medicalxpress.com/news/2017-11-specks-vision-zap.html#nRlv

Perhaps a bit derivative of parts of Cosmos and The Elegant Universe and the lady astrophysicist wasn't the most compelling narrator, but the info on the LIGO...