Planetary Society Blog /////////////////////////////////////////// Happy New Year! The New Horizons flyby was successful! Posted: 01 Jan 2019 09:27 AM...

If the universe is 13.7 billion years old and has been expanding from a single point of originfollowing the big bang, and the hubble deep feild is viewing...

Am most interested in the methods JPL uses to calculate orbits of NEOs and how frequently the data used to calculate the orbits is updated for close approach...

On Thursday, November 14, 2013 7:56:19 PM UTC-8, David Dalton wrote: Is there anything special about the period of 5.5 lunar months (162 days) other...

In the spirit of the "old" days of Usenet, I've given this message a title much like what you might have seen back in the 80's. :-) Actually this is about...

REFUTING TO ALBERT EINSTEIN: THE LIGHT ARE NOT PHOTONS RESULTS OF THE YEAR 2014 ON ENERGY: Dear Sirs of science, The light is not energy.

Solar System Exploration News /////////////////////////////////////////// NASA Mission Finds Widespread Evidence of Young Lunar Volcanism Posted: 12 Oct 2014...

On Jul/27/2018 at 6:37 AM, Jeff Findley wrote : In article , says... Planetary...

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...

Does anyone have predictions about the results of the LCROSS experiment? I think there is some water in those southern dark craters. But if the rocket stage...

The same as men look at women’s breasts first, women look at men’s litt le friend downthere first. And if they don’t find there something they li ke, they will...

Trigger-happy Star Formation: Radiation From Massive Stars ScienceDaily (Aug. 14, 2009) — A new study from two of NASA's Great Observatories provides fresh...

a al owens Cloth is made out of glass fibers. Some of the reasons that Apollo era suits are now faling apart is Cloth. It's primary useful property is...

How do, Looking at the current picture on the SOHO LASCO C2...

This is meant to supercede the previous message, as it's late and I don't think I worded that right. I'm looking for some means of *seeing*, not to scale, the...

I have questions about relativity of microwave background radiation map. ---------------- Thought experiment: Observer A gathers information upon the area...

Hi ! Did anyboby have information about cooling system user on Venera=20 probes? I searched for it with google but found only minor information. -- z...

I saw a story on the news that there is a "Watergate of space science going on" in that graphics artists are colorizing the images from Hubble to make them...

Is there any good information on the various asteroid families online? I can only find basic information that there are families at particular Jovian...

trakar wrote: I probably should have just responded that, "the mechanism behind the Moon's recession is fairly well understood, and it does not in...