Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space Flight Center ...

rather than the sharp cutoff just inside Neptune's orbit that would occur without the influence of Planet Nine's gravitational pull. "I can't think of any other explanation that could possibly ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

NASA has found something on Uranus and Neptune. The ice giants of the solar system have long been enigmas for science.

A planet’s opposition occurs when Earth passes between it and the Sun. As a consequence of that geometry, Neptune’s disk will appear to be 100% illuminated as seen from Earth. It will be 180º ...

11, 2024 — Astronomers have made the rare discovery of a small, cold exoplanet and its massive outer companion -- shedding light on the formation of planets ... New Images Reveal What Neptune ...

Computer simulations suggest that there is an undiscovered Earth-like planet lurking in the distant ... [+] Kuiper Belt, well past the orbit of Neptune (artistic illustration). There may be an ...

6, 2023 — Following in the footsteps of the Neptune image released in 2022, NASA's James Webb Space Telescope has taken a stunning image of the solar system's other ice giant, the planet Uranus.