Oct. 28, 2026 NASA’s Artemis I mission has revealed that cosmic radiation near the Moon is higher than in Earth orbit, but not by as much as scientists might expect. Tiny experimental detectors also ...

The Starfall capsule carried several experimental cargo pods to see if they would survive the journey to space. A member of NASA’s safety panel casually dropped that SpaceX’s plan to bring astronauts ...

The 1st photo of Earth from space gave us a look at our world’s clouds from above. The image is from October 24, 1946. Image via White Sands Missile Range/ Applied Physics Laboratory/ Wikimedia ...

Neutrinos are funny little particles that weigh almost nothing, making them one of the universe's most elusive building blocks. They can come from objects as mundane as bananas and as exotic as ...

Neutrinos are funny little particles that weigh almost nothing, making them one of the universe's most elusive building blocks. They can come from objects as mundane as bananas and as exotic as ...

Space physics is the study of the natural phenomenon that occur in our solar system. Specifically, the sun, the particles and radiation it creates and how these affect the planets. This includes the ...

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy and wide-ranging interest in the technological arts and sciences, Ars is ...

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Your home for critical insights and analysis on technological advancements, program development and emerging trends propelling the global aerospace & defense industry forward. Find out what’s next ...

The nonprofit start-up Pioneer Labs claims to have made the first-ever “microbe for Mars.” Other experts aren’t so sure ...