Mathematicians calculated where the planet might be based on its effects on Uranus, and astronomers searched for less than an ...

Amazing views of Jupiter over the years via the Hubble Space Telescope. The moons of Io, Ganymede and hazy Uranus can be ...

Uranus's moons — what is unique about each moon and why do they orbit at a tilt?

NASA/ESA Hubble Space Telescope, Gemini North telescope and NASA Infrared Telescope Facility observations of Neptune and ...

Saturn and Neptune reach opposition, looking their best for the year. Jupiter and Venus shine bright before dawn, as does the zodiacal light.

In our favorite space image of the week, NASA's Juno spacecraft got an unprecedented look at Jupiter's volcanic moon Io from just 930 miles away. NASA's Chandra X-ray Observatory helped to build a ...

Scientists with the Southwest Research Institute discovered the previously unknown moon using NASA’s James Webb Space Telescope.

By Wausau Pilot & Review staff Central Wisconsin sky watchers can look forward to a week of planetary shows, brilliant stars, and even a chance to ...

NASA's James Webb Space Telescope has detected a new moon, S/2025 U1, orbiting Uranus. This tiny moon, only 10 kilometers in diameter, was missed by V ...

The provisionally named S/2025 U1 is so small it had gone unnoticed by probes and telescopes for the past 40 years.

Astronomers using the powerful eye of the James Webb Space Telescope have spotted a previously unknown moon whirling around ...

the only mission that has performed flybys of Uranus and Neptune, as well as telescopes such as Hubble that have observed the solar system’s outer planets. It’s possible that the moon and some of the ...