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Workforce statement and memo to employees. JPL statement issued on Feb. 6, 2024: After exhausting all other measures to adjust to a lower budget from NASA, and in the absence of an FY24 appropriation from Congress, we have had to make the difficult decision to reduce the JPL workforce through layoffs. JPL staff has been […]

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On Feb. 3, 1984, space shuttle Challenger took off on its fourth flight, STS-41B. Its five-person crew of Commander Vance D. Brand, Pilot Robert L. “Hoot” Gibson, and Mission Specialists Ronald E. McNair, Robert L. Stewart, and Bruce McCandless flew an eight-day mission ending with the first return to NASA’s Kennedy Space Center (KSC) in […]

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NASA astronaut and Artemis II commander Reid Wiseman exits the side of a mockup of the Orion spacecraft during a training exercise in the Neutral Buoyancy Lab at NASA’s Johnson Space Center in Houston Jan. 23, 2024. As part of training for their mission around the Moon next year the crew of four astronauts practiced […]

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The most powerful events in the known universe – gamma-ray bursts (GRBs) – are short-lived outbursts of the highest-energy light. They can erupt with a quintillion (a 10 followed by 18 zeros) times the luminosity of our Sun. Now thought to announce the births of new black holes, they were discovered by accident. The backstory […]

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Procurement manager Sislyn “Pauline” Barrett takes great joy in helping people go beyond what they think they can. Name: Sislyn “Pauline” Barrett Title: Procurement Manager Formal Job Classification: Supervisory Contract Specialist (1102) Organization: Engineering Procurement Office, Procurement Division (Code 175) What do you do and what is most interesting about your role here at Goddard? […]

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It’s easy to measure fuel in tanks on Earth, where gravity pulls the liquid to the bottom. But in space, the game changes. Quantifying fuel that’s floating around inside a spacecraft’s tank isn’t so simple. “Because of the very small amount of gravity, fluid doesn’t settle to the bottom of propellant tanks but rather clings […]

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Some 13.8 billion years ago, the universe began with a rapid expansion we call the big bang. After this initial expansion, which lasted a fraction of a second, gravity started to slow the universe down. But the cosmos wouldn’t stay this way. Nine billion years after the universe began, its expansion started to speed up, […]

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In October 2017, for the first time, astronomers observed light and gravitational waves from the same source.

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Fermi Gamma-ray Space Telescope has spotted gamma rays coming from thunderstorms.

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NASA Administrator Bill Nelson on Monday named Joseph Pelfrey director of the agency’s Marshall Space Flight Center in Huntsville, Alabama, effective immediately. Pelfrey has served as acting center director since July 2023. “Joseph is a respected leader who shares the passion for innovation and exploration at NASA Marshall. As center director, he will lead the […]