The rocket motor nozzle assembly of this invention includes a throat insert and a carbon or silica protective eyelid. The throat insert has a carbon throat support and a refractory metal shell. The shell is positioned radially inside the throat support to cover the inner surface of the throat ...
Aside from philosophical questions, researchers are taking practical steps to investigate the very first moments when planets are born—on a sounding rocket launching from Sweden next week. Astronomers conclude thatplanetsare formed out ofcosmic dustand gas from an interstellar cloud around a newborn ...
Paula and I won! I was very excited because I had just spent the morning eating cupcakes and having fun and was now being rewarded with a $100 gift certificate to Bleeding Heart Bakery and a week long loan of the General Motors car of my choice. Being the awesome mom that I am I ca...