The mission — known as Payload for Ultrahigh Energy Observations, or PUEO — lifted off Dec. 20, 2025, from NASA’s launch ...

Fastest-Rotating Rock Known, Larger Than 6 Football Fields, Is Rubin Observatory’s First Discovery In A Nutshell Record breaker: Asteroid MN45 spins once every 1.88 minutes (about 765 times per day) ...

Scientists have measured that Jupiter releases more internal heat than it absorbs from the Sun, based on observations of its structure, rotation, and atmospheric behavior.

NASA Hubble observations from late 2023 to early 2024 document measurable size, shape, and motion changes in Jupiter’s Great Red Spot over one oscillation cycle.

Using muon spin rotation spectroscopy, researchers from Japan and Canada have successfully captured the rapid conversion of ...

They expect that this dark matter cloud, technically a Reionization-Limited H I Cloud (RELHIC), is a primordial remnant of a ...

Launched on Jan 9, 2024, China's Tianguan satellite celebrates two years of stable operations and sustained science in orbit ...