Bar the development of some revolutionary technology, is it realistic to think that we can land on Mars and come back? Say we want to bring a piece of Martian...

Students of the Cal State Long Beach Aerospace Engineering Department, teamed with Garvey Spacecraft, succeeded this past Saturday in launching a rocket for...

Hi All, I tried this question at sci.space.history...but I guess a few years late... Does anyone know where to find images of worn and damaged Apollo...

----------------------------------------------------------------------------- 1st NASA/ESA Conference on Adaptive Hardware and Systems (AHS-2006) June 16-...

Specific heat of water = 1.0 BTU/lbs/F Latent heat of fusion of water = 140. BTU/lbs Latent heat of evaporation of water = 970. BTU/lbs Initial water...

Zero gee entry seat, well better described as simulated zero gee. We simulate zero gees in a one gee environment currently using a swimming pool. This same...

Seems the the conversations have turned to heating, here is something I posted a while ago in sci.space.shuttle. It really didn't generate much discussion, so...

I was wondering if someone could confirm that the masses of the following fictional, upper stage spaceplane (VTHL) was realistic given current aerospace...

Matt wrote: The lowest practical circular orbit of the Earth is perhaps 150 km - what are the equivalent figures for the airless Moon and the thinly clad...

Is it necessary for bipropellant rockets using a hydrogen peroxide oxidizer to breakdown the peroxide with a catalyst as it enters the combustion chamber, or...

This website... http://www.astronautix.com/stages/satkhead.htm ...mentions a "flat bulkhead" for a possible Saturn IC revision that "consists of multiple...

For long range space travel with hydrogen reaction mass... Roughly how much power is required to keep hydrogen liquified per watt of heat leakage into the...

Not long ago it looked like the Medium lift market was over-subscribed with Proton, Ariane-5, Sea Launch, Atlas-5 and Delta-IV. Now with the retirement of...

For decades now, companies have been using jets of water under extremely high pressure to cut through various material, including steel. The water jet can...

Christopher wrote in : Could one of you please check...

Hi everybody, Some days ago I have been studying a way to get trust, but without throwing any propellant to space. Last day I saw the last Indiana Jones...

Hi all, I see they have been conducting tests in water with floatation collars and buoyancy balloons on the new Orion capsule. Does anyone know if anything...

Anyone know if there will be any "Rocketcams" on board for the Ares 1X launch? Not heard anything either way. --...

Nanotech accelerometers are showing up which offer relatively cheap, mass-producible devices (to the point that laptops may be able to safe the heads before...

See http://www1.msfc.nasa.gov/NEWSROOM/news/releases/2003/03-126.html for the (pre-drop test) structural test news. Also, some pretty pictures. (Hey, this...