I note from the BBC News site http://news.bbc.co.uk/1/hi/magazine/3429857.stm today that "moondust is composed of 40 per cent oxygen". Also that ""One of the...

Space Station News /////////////////////////////////////////// NASA Astronaut Mark Vande Hei, Crewmates Arrive Safely at Space Station Posted: 09 Apr 2021...

For use in a private scientific project I'm researching how long a small earth orbiting satellite will operate. The satellite's electronics needs to generate...

The Naval Research Laboratory (NRL) in Washington, DC is hosting a North Atlantic Treaty Organization (NATO) set of lectures on Radar Polarimetry and...

It's often suggested that a catapult on the moon could fire material from the surface to L1. From there it would be sorted and grouped, and then sent off in...

How massive a package can be placed into lunar orbit with which existing launcher?

This is the weekly Frequently Asked Question (FAQ) posting for sci.space.tech and sci.space.science . It is crossposted into sci.space.policy to explain...

This is the weekly Frequently Asked Question (FAQ) posting for sci.space.tech and sci.space.science . It is crossposted into sci.space.policy to explain...

Flywheel energy storage has been suggested for use on the Moon (see http://www.asi.org/adb/04/03/03/flywheel-energy-storage.html ). But I haven't seen a...

Space Station News /////////////////////////////////////////// NASA TV Coverage Set for Russian Spacewalk Posted: 12 Nov 2020 02:51 PM...

Afternoon all. The current foremost contender for the X-Prize is, of course, Scaled Composites - expected to formally announce soon, I believe - which uses a...

If we ever finally start mining the asteroids, one issue that comes up is that of bringing the mined metals to Earth. One possibility may be a large number of...

http://www.cnn.com/2006/TECH/space/03/10/mars.orbiter/index.html ....A little late on the announcement, but I had ISP troubles here. Rest assured they won't...

Richard Schumacher wrote in message ... I was about to write "cruise missle", but hell: why...

latest news does not sound positive for spirit. no meaningfull communication in 24 hours and nothing at all on the scientific channels.

Regarding a manned Mars mission: What size of order has a qualified guess on the costs? (I am aware that it can be calculated in many ways) Best...

Has anyone tested the idea, for an SSTO, of running the engines at a low level at re-entry, thus using the engine exhaust as a heat-shield? As a related...

Does anyone know how feasible Bussard's Inertial Confinement Fusion EXL engine is? It is not laser ICF but electrostatic. I read an old article about using one...

Jon Berndt schrieb: Is this close to being accurate? I haven't done anything like this in a while. It it not far away, just take a look at the planned...

A recent patent related to space travel (Nov 1, 2005). "Space vehicle propelled by the pressure of inflationary vacuum state" US Patent 6,690,975 by Boris...