Blue Origin has successfully tested its new hydrogen/oxygen rocket engine.

The competition heats up: Blue Origin has successfully tested its new hydrogen/oxygen rocket engine.

This would be the second new American rocket engine since the 1980s, following SpaceX’s Merlin engine. That it uses hydrogen/oxygen is also significant, as these fuels provide the highest ratio of power to weight. (As far as I remember, the shuttle was the only other spacecraft to use hydrogen/oxygen.)

Post corrected. Thanks Paul!

Amazon Chief’s Spaceship Misfires

Bad news for commercial space: A test of Amazon chief’s Blue Origin spaceship ended in failure on Friday.

After The Wall Street Journal reported on the failure, Blue Origin Friday posted a brief note on its website stating the spacecraft, while going faster than the speed of sound, suffered a “flight instability” at an altitude of 45,000 feet and the company’s automated “range safety system” shut off all thrust and led to its destruction. The problem appeared to stem from thrusters that didn’t respond properly to the initial commands, according to one industry official.

NASA Awards Next Set Of Commercial Crew Development Agreements

NASA has awarded the next set of commercial crew development agreements, giving contracts worth from $22 to $92 million to four companies, Blue Origin, Sierra Nevada, SpaceX, and Boeing. More here and here.

The amounts that NASA is giving these companies is minuscule, compared the monies spent on the program-formerly-called-Constellation. Yet I bet they all get their rockets/capsules launched and in operation, supplying cargos and crews to low Earth orbit, before NASA even test fires its heavy-lift rocket.

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