Duffy touts nuclear power for lunar base

Sean Duffy
Sean Duffy, transportation secretary and interim
NASA administrator

NASA’s interim administrator Sean Duffy yesterday issued a directive touting the need to develop nuclear power for NASA’s planned lunar base. His comments during a press conference yesterday underlined his position.

Listen, this is not a new concept. This has been discussed under Trump One, under Biden, but we are in a race, we’re in a race to the Moon, in a race with China to the Moon. And to have a base on the Moon, we need energy. And some of the key locations on the Moon, we’re going to get solar power. But this fission technology is critically important, and so we’ve spent hundreds of millions of dollars studying can we do it? We are now going to move beyond studying and we are going, we have given direction to go. Let’s start to deploy our technology, to move, to actually make this a reality.

And I think the stat we have is 100 kilowatt output. That’s the same amount of energy a 2,000 square foot home uses every three-and-a-half days. So we’re not talking about massive technology. We’re not launching this live, that’s obviously, if you have any questions about that, no, we’re not launching it live [activated].

This is all blather designed to push Artemis and SLS and Orion. Duffy also once again touted the next Artemis mission, Artemis-2, that will use SLS and Orion to send astronauts around the Moon in April 2026, acting as if he had no idea about the mission’s known technical risks. He also insisted the lunar landing would follow soon thereafter.

More and more it appears to me that Trump dumped Jared Isaacman because it was almost certain Isaacman — with his own personal experience as an astronaut — would have likely refused to permit astronauts to fly on Artemis-2 because of Orion’s heat shield issues as well as its untested environmental systems. Duffy meanwhile is acting as a company man, pushing the program hard while ignoring the real risks. It appears Trump wants that manned lunar landing before he leaves office, and will brook no hesitation from anyone.

Welcome to Challenger and Columbia, all over again. Politics and scheduling has become paramount, while engineering takes a back seat.

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NASA awards small orbital tug study contracts to six companies

NASA yesterday awarded six companies small study contracts in connection with orbital tug operations, with some to study using their rocket upper stage for this purpose while others to see how they can refine the use of their tugs.

The press release was not entirely clear on how much money was involved in each contract, though in each case the amounts are relatively small.

The firm-fixed-price awards comprise nine studies with a maximum total value of approximately $1.4 million. The awardees are:

Arrow Science and Technology LLC, Webster, Texas [tug study]
Blue Origin LLC, Merritt Island, Florida [both tug and upper stage studies]
Firefly Aerospace Inc., Cedar Park, Texas [tug study]
Impulse Space Inc., Redondo Beach, California [tug study]
Rocket Lab, Long Beach, California [both tug and upper stage studies]
United Launch Services LLC, Centennial, Colorado [upper stage study]

The studies are expected to be finished by September 2025, and will be used by NASA to determine how it will get some of its future spacecraft to their intended orbits.

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August 5, 2025 Quick space links

Courtesy of BtB’s stringer Jay. This post is also an open thread. I welcome my readers to post any comments or additional links relating to any space issues, even if unrelated to the links below.

Sorry this is so late, but I was on my way home this evening and only just got in.

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Amazon’s Kuiper constellation wins contract from Australian telecom

The Australian telecommunications company NBN has now signed a contract with Amazon to use its Kuiper constellation of satellites, once operational, to provide internet access to its customers.

It appears that Amazon will sell its Kuiper terminals through NBN, instead of directly to customers, unlike Starlink which generally sells direct (unless local law forbids it). In this case it could be the Australian government is requiring these constellations to make such deals. It is also possible that government is playing favorites, favoring Amazon (not operational) over Starlink (now operational for years with millions of customers.

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Rocket Lab and China complete launches

Two launches since yesterday. First Rocket Lab used its Electron rocket to place a Japanese commercial radar satellite into orbit, lifting off from one of its two launchpads in New Zealand.

Next China’s Long March 12 rocket lifted off from its Wencheng coastal spaceport, placing another set of satellites in orbit for one of China’s mega-constellations intended to compete with Starlink..

The leaders in the 2025 launch race:

97 SpaceX
42 China
11 Rocket Lab
9 Russia

SpaceX still leads the rest of the world in successful launches, 97 to 73.

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August 4, 2025 Quick space links

Courtesy of BtB’s stringer Jay. This post is also an open thread. I welcome my readers to post any comments or additional links relating to any space issues, even if unrelated to the links below.

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