Stephen Clark
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Technology
Rocket Report: Firefly delivers for NASA; Polaris Dawn launching this month
No holds barred — The all-private Polaris Dawn spacewalk mission is set for launch no earlier than July 31. Stephen…
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Technology
NASA and SpaceX misjudged the risks from reentering space junk
Enlarge / A European ATV cargo freighter reenters the atmosphere over the Pacific Ocean in 2013. Since the beginning of…
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Technology
Blue Origin joins SpaceX and ULA in new round of military launch contracts
Playing with the big boys — “Lane 1 serves our commercial-like missions that can accept more risk.” Stephen Clark –…
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Technology
NASA is commissioning 10 studies on Mars Sample Return—most are commercial
Alternatives — SpaceX will show NASA how Starship could one day return rock samples from Mars. Stephen Clark – Jun…
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Technology
SpaceX is about to launch Starship again—the FAA will be more forgiving this time
Excitement still guaranteed — SpaceX is about to launch Starship again—the FAA will be more forgiving this time The FAA…
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Technology
Boeing’s Starliner capsule poised for second try at first astronaut flight
Enlarge / Boeing’s Starliner spacecraft sits on top of a United Launch Alliance Atlas V rocket at Cape Canaveral Space…
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Technology
NASA still doesn’t understand root cause of Orion heat shield issue
Flight rationale — “When we stitch it all together, we’ll either have flight rationale or we won’t.” Stephen Clark –…
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Technology
Russia stands alone in vetoing UN resolution on nuclear weapons in space
ASAT — “The United States assesses that Russia is developing a new satellite carrying a nuclear device.” Stephen Clark –…
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Technology
Trash from the International Space Station may have hit a house in Florida
Enlarge / This cylindrical object, a few inches in size, fell through the roof of Alejandro Otero’s home in Florida…
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Technology
Russia’s next-generation rocket is a decade old and still flying dummy payloads
A winding road — Russia’s heavy-lift Angara A5 rocket is about to launch on its fourth test flight. Stephen Clark…
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