Just six months after the Cassini spacecraft arrived at Saturn, its cameras caught something spectacular. It was Jan. 16, 2005, and Cassini was zipping past Enceladus, a bright, tiny moon just 313 ...

Why has silicon, one of the most common elements in the universe, gone largely undetected in the atmospheres of Jupiter, Saturn, and gas planets like them orbiting other stars? A new study using ...

Jupiter and Saturn may be similar in size and made of the same gases, but the weather at their poles tells a different story.

TEMPLE, Texas — A 'planetary parade' is making its way across the sky this January, with four planets, six if you have a telescope, visible in a planetary alignment. According to NASA, Venus, Saturn, ...

NEW YORK, Dec 21 (Reuters) - The evening sky over the Northern Hemisphere treated stargazers to a once-in-a-lifetime illusion on Monday as the solar system's two biggest planets appeared to meet in a ...