Do any equations or software models exist for determining past (or future) orbital parameters of Mars? NASA's Goddard Institute for Space Studies has a...

Does there exist any software or algorithms for determining the eccentricity, obliquity, and longitude of perihelion for Mars as a function of year? A similar...

wrote: Rather than following Usenet convention and replying point by point (which would make for a long and unwieldy post that...

I'm having trouble understanding just how big the universe is. Many people I talk to seem to think (assuming, for example, that the universe is 13 billion...

Hi, Could anyone point me in the direction of finding out some information on class b stars?I'm working on a project for an astrophysics class modeling...

Now I'm heard talk of theories involving variable c and/or G with time but here is a perhaps unrelated old brainstormed clue of mine (I have a few so far...

"GP" == George Prehmus writes: GP I understand that geologial dating is done by comparing long GP halflife radioactive elements...

On 17 Nov 2003 04:05:21 GMT, X. I. la Valle, M.B.A. wrote: Rethink the Cool + the Shoe phil knight had a dream. he'd sell shoes. he'd sell dreams. ...

Please consider sending your postings on topics in astronomy and astrophysics to sci.astro.research! sci.astro.research is a moderated newsgroup for the...

Hello As I feel that it's a very worthwhile directive and a great idea, I've posted below an invitation from Peter Lynds to have your name listed "in support...

...." It appears that as gravity lost its grip on the universe to dark energy and the universe has expanded, the bonds between electrons and protons...

Hi, Does anyone know of measurements of the density and temperature of the surrounding environment (gas) of microquasar jets at all? Any references to read...

I read a couple of papers about stellar classification in which classification results were reported not in terms of error rate, as it is usually done in...

Escape from a black hole is possible. Relativity says the mass of a body increases as it approaches the speed of light. Oh course once a body reaches the...

It is possible information to the leave a black hole. Entanglement is a feature of quantum mechanics that allows particles to share a much closer relationship...

anyone know of a research grade mirrors supplier.... in the 1-2 meter range...

When I look at http://neo.jpl.nasa.gov/neo/close.html I repeatedly finds orbital periods of a whole number of years +/- a few percent. I understand that the...

It's now available for download a new version of EfeCalc, that it's also free and fully functional. To get this version you only need to follow the links...

Please consider sending your postings on topics in astronomy and astrophysics to sci.astro.research! sci.astro.research is a moderated newsgroup for the...

see www.summerscience.org Applications Open for 46th Summer Science Program Applications are now open for the 46th Summer Science Program (SSP), one of the...