Particle precipitation is an important energy input to the planets’ upper atmospheres, causing atmospheric heating, ionization, and emission. It also perturbs the planetary ionospheres and ...

The most elusive planetary aurora in the Solar System has finally been revealed in all its gently glowing glory. Far from the ...

Diamond rain on Uranus and Neptune: Recent research suggests that extreme pressures and temperatures deep within Uranus and Neptune create conditions where carbon atoms crystallize into diamonds ...

Wondering what there is to love about Jupiter? The Jovian giant has many reasons that are worthy of your affection, whether ...

Astronomers have successfully captured Neptune's auroras for the first time, utilizing the combined capabilities of the James ...

Dec. 9, 2024 — A NASA Hubble Space Telescope observation program called OPAL (Outer Planet Atmospheres Legacy) obtains long-term baseline observations of Jupiter, Saturn, Uranus, and Neptune in ...

Get closer to our solar companions with the best telescopes for seeing planets, just in time for February's fantastic planetary parade. Want to focus your stargazing on our cosmic neighbors ...

The detection of CO 2 offers clues as to how distant planets form, with the observations providing strong evidence that these four giant planets formed in much the same way as Jupiter and Saturn ...

Mar. 17, 2025 — The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet system 130 light-years away ...