I recently commented on an old Arabic asterism I read about in J. Ellard Gore's wonderful 1909 book "Astronomical Curiosities," which I referred to as a clay...

The 'scope provided a rock-steady view of all four Galilean satellites at 75x. In the bino, one of the moons could be glimpsed, another seen only with...

400-megapixel hand-drawn map of the Moon's surface? http://arstechnica.com/science/2013/09/space-exploration-artifacts-emerge-as-new-photo-scans/

Radio Meteor Observation Bulletin No. 241 of August 2013 (97 K) is available now as http://www.rmob.org/rmobtext/rmob1308.txt More information and the...

20x80 Observations - Session #3 Date: 01 September 2013 Time: 04:50 - 06:10 UT Zenith NELM: 6.5 Strong natural sky-glow 20x80 binoculars - used...

20x80 Observations - Session #4 Date: 02 September 2013 Time: 05:07 - 07:40 UT Zenith NELM: 6.3 Strong natural sky-glow Thin smoke from distant forest...

Specifically, I'd like to know the ground track of the forthcoming LADEE launch from Wallops Island. We're driving down from Washington to watch it, and I want...

Space Weather Message Code: ALTK05 Serial Number: 728 Issue Time: 2013 Aug 27 1947 UTC ALERT: Geomagnetic K-index of 5 Threshold Reached: 2013 Aug...

Space Weather Message Code: WARK05 Serial Number: 869 Issue Time: 2013 Aug 27 1926 UTC WARNING: Geomagnetic K-index of 5 expected Valid From: 2013...

Amazingly some people are still being suckered in to replying to Oriel. Oriel is just a bot - with just a tiny amount of human intervention. Indeed the...

NASA Science News for August 23, 2013 Comet ISON is heading for a Thanksgiving Day brush with the sun, but first it's going to pay a visit to the Red...

A Supergiant Star Goes Missing, and a Supernova Mystery Is Solved http://www.scientificamerican.com/article.cfm?id=sn2011dh-vanishing-star So it was with...

And here again in the last few days we have Oriel talking AT somebody. Amazingly some people are still being suckered in to replying! Oriel is just a bot -...

You thought you knew all about Mercury relativity and Einstein but look at this video! http://youtu.be/NtnsHtYYKf0

And here again in the last few days we have Oriel talking AT somebody. But then "he" is just a bot - with just a tiny amount of human intervention. Indeed...

What does mercury being liquid at room temperature have to do with Einstein’s theory of relativity? ...

Space Weather Message Code: WATA20 Serial Number: 547 Issue Time: 2013 Aug 22 1449 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest...

An apparent nova has been detected in Delphinus just off the point in Sagitta. ...

http://drawsigner.com/2012/09/03/asshat-award/ Awards go to Kelleher (obviously to all), and the close minded bigots palsing and quadiblockhead for their...

And here again in the last few days we have Oriel talking AT somebody. But then "he" is a just bot with just a tiny amount of human intervention. Indeed the...