Sunshine on Titan has to be 1/100 of that we have on Earth, because Titan is 10 time farer than us from the Sun. So, the Huyghen after landing get on a light...

I was reading somewhere that they made the first light antenna. I suppose that would make it 100's of times quicker than radio signals.? What if Aliens only...

Just seen some pictures of Hubble, and The "Very Large Telescope" (original name) in Chile. It made me think. With a reasonable space based industry, moon...

Over on alt.planets.mars, where the 'unorthodox' interpreters of the MER photos set up shop, there are a couple interesting observations. I would love it if I...

Googling I can find articles saying what an amazing 17 year old she is but little on her method of figuring distance of close approaching asteroids. Has it...

To see what the southern California fires look like from NASA Earth-orbiting satellites, go...

Many years ago, 10 or 15, there was a woman lived solo in a hole as part of a NASA experiment on the effects of living solo for many weeks (or even months). I...

OK, this is just a thought but... If the nearest star is 4 light years away then we are seeing light which is 4 years old?? So what we are looking at is the...

I noted from a (fairly old) LRO conference paper that the LRO camera has a number of secondary targets lined up based on the results of Coombs' and Hawke's...

Today in the news (http://www.physorg.com/news286.html) was said that "LSU Assistant Professor David Young and Professors Phil Adams and Roy Goodrich have...

'ello all. A friend of mine is doing some research into the various theories (now mostly deceased) of lunar formation, and more interestingly the...

What of the lower gravity (mentioned in "Peter's Commentary" here www.lunar-reclamation.org/lavatube_pix.htm)? Would the lower gravity cause the gases that...

I read recently that there is a great need for several tons of lunar regolith simulant. What would be required for someone to supply that need? How hard is it...

The daytime lunar temperature swings between something like 400K and 100K. What is the average temperature several meters into the lunar soil? Above or below...

So I want to terraform the moon. As one of the major steps is to deposit a very large number of cubic kilometres of water on it to act as a thermal buffer, I...

Magnificent Mars: Ken Croswell speaks in Seattle, Portland, and Vancouver. In the biggest, most lavishly elegant book about Mars ever published, the author...

Make vs. buy (where "buy" has a likely lead time of anywhere between six months and more than two years) decisions are going to be hard for any Martian colony...

Royal Astronomical Society Press Notice Issued by Jacqueline Mitton, RAS Press Officer tel: +44 (0)1223-564914 CONTACTS: Jonathan...

Donald Savage Headquarters, Washington September 12, 2003 (Phone: 202/358-1547) Guy Webster Jet Propulsion Laboratory, Pasadena,...

How the Mars "blueberries" formed: The Martian surface was wet. Lots of muddy flats. Impacts on the flats. Mud, "atomized" and sprayed high in the cold,...