Io’s long-debated magma ocean may not exist. Juno spacecraft data reveals that tidal forces deform the moon differently than ...

The Io Observer would explore a fiery moon of Jupiter to better understand ... understand our rocky satellite’s interior, from its core up to its crust. The Saturn Probe would be exactly what ...

In late January this year, NASA’s Psyche spacecraft turned its cameras to the sky and captured some incredible images. The twin cameras onboard, part of the spacecraft’s imaging system, photographed ...

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Using data collected by NASA's Juno spacecraft as it flew past Jupiter's highly volcanic moon Io in late 2023 and again in ...

Scientists have confirmed that the Moon has a solid inner core with a density similar to iron. The core's structure mirrors that of Earth's, with a fluid outer layer and solid inner core ...

On March 8, 1979, NASA's Voyager 1 spacecraft discovered active volcanoes on Jupiter's moon Io. Before Voyager 1 flew by Io, scientists believed the moon to be a dead world much like Earth's moon.

March's full "Blood Worm Moon," a phenomenon that makes the moon appear red during a total lunar eclipse, is visible this week for Americans and others in Earth's Western Hemisphere. The full moon ...

Stargazers who looked up at the sky last night and early this morning might have spotted the March 2025 "Blood Moon," a total lunar eclipse that colored the moon in shades of red, orange and yellow.

After decades of debate, scientists confirm the moon has a solid iron core—mirroring Earth’s inner structure and reshaping how we understand our nearest neighbor. New data and advanced ...