NASA's Juno spacecraft made a close flyby of Jupiter moon lo. See an animation of the images the probe captured created by Koji Kuramura and Gerald Eichstädt. Credit: NASA/JPL-Caltech/SwRI/MSSS | ...

Water ice on Mars, bubbling gas on a distant star, a snow-covered island, and a pre-planetary nebula are featured this week. Plus, a look back at an image of Mars taken by the Dawn spacecraft during a ...

Scientists have discovered that the colorful light shows seen above Earth’s poles also occur on Ganymede, Jupiter’s largest moon—and they behave in strikingly similar ways. New observations reveal ...

If you think auroras on Earth are a strange and mesmerizing sight, that's nothing like what occurs on the perplexing world of Uranus.

NASA Juno mission captured amazing new imagery of Jupiter's moon Europa. The spacecraft flew about 219 miles (352 kilometers) ...

For nearly 40 years, Uranus carried a reputation as the planet that broke the rulebook. Voyager 2 arrived in Jan. 1986 and found a contradiction no one could neatly resolve: a magnetosphere that ...

NASA describes deep hydrogen compression that eventually forms conductive metallic liquid, making Jupiter feel less like Earth and more like a continuous gradient of states. That alone breaks the old ...

INSIDE THIS REPORT The discovery did not arrive with spectacle. It arrived in spectral lines—quiet, technical, and unmistakable. NASA’s SPHEREx telescope has now detected organic molecules streaming ...

This is a montage of New Horizons images of Jupiter and its volcanic moon Io, taken during the spacecraft’s Jupiter flyby in early 2007. The Jupiter image is an infrared color composite taken by the ...

In 2022, the National Academy of Sciences Planetary Science Decadal Survey recommended exploration of Uranus as its highest priority Flagship mission for the 2030s. The Decadal recommendation relied ...

The ESA's Jupiter Icy Moons Explorer (JUICE), which launched in April 2023, has completed another successful flyby aimed at boosting its speed ahead of a Jupiter orbital insertion sometime in 2031.

Aug. 27 (UPI) --The European Space Agency's Jupiter Icy Moons Explorer is ready for a planned flyby of Venus on Sunday after the agency fixed its communications system. ESA officials commonly refer to ...