The following image of Saturn was taken by Hubble telescope. http://139.134.5.123/tiddler2/c22508/storm.jpg By a software it was sharpened...

Saw this on NEOs: http://www.spaceref.com/news/viewsr.html?pid=15720 Now I might be a bit stupid in my reading, but it sounded a lot like "how do we cope...

I realize that all spacecraft require some degree of radiation hardening, but within reasonable limits, what are the altitude ranges that might be recommended...

I'm trying to get a handle on aerodynamic heating. I'd like to be able to answer questions like: How fast could the space shuttle go at sea level to...

I noticed on Boeing's viewgraph of future Delta IV upgrades a mention of "cross-feed", which I took to mean propellant transfer between common core boosters in...

Tom wrote: So how big is the impellor going to be in this pump? It doesn't have one. I considered a volute casing Barske-type impellor pump, but it would...

So, assuming that we can build an orbital vehicle, get a launch permit, etc - what is the best (or cheapest) method of tracking the vehicle after...

wrote: Any know how they are going to do Thermal Protection for the Rocketplane XP? Surely a stock Leer Jet fusalage will melt on...

http://exploration.nasa.gov/acquisition/cev_procurement.html

could anyone help me find the following data on the pegasus XL launcher (or does anyone know where i can find them): - The drag coefficients during the...

Is is possible to make it into earth orbit using a sub-G thrusting rocket motor together with a hypersonic lifting body? Assuming it is possible Newtonically,...

X-X-20 Dyna Soar. Who was the chief designer? Was that space plane really anybody´s big dream? IL from winterly Finland

I am reading James Schefter´s book The Race. He writes, p. 96, that there were some thoughts to make manned shots with Little Joe. I didn´t know that. How...

http://www.spacedaily.com/news/rocketscience-05e.html The attached article notes that Dr. Robert Levis et al at Temple University's Center for Advanced...

Here is a device called a field effect modulator that can not do very much by itself but with a lot of these devices, a vacuum, and enough power, it seems to...

I'm trying to find information on the Soyuz capsule's center of mass during re-entry. Presumably, the center of mass is near the base of the capsule,...

Rapid manufacturing (also known as direct manufacturing) is an additive fabrication technology that makes complex parts automatically from a CAD STL file....

Did large meteor impacts cause volcanoes on the other side Mars? Here's approximate locations for those regions indicating a rough correlation as global...

Space.com has a nice non-technical summary article on going into space that is worth calling to the attention of those here who might otherswise miss...

In order to produce the most effective orbiting facility with the least amount of materials and the least effort, it seems obvious that it should be an...