Auroras are not just on Earth. NASA has detected glowing northern and southern lights on Jupiter, Saturn, Mars and other ...

NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

Stargazers can see six planets all in one evening during the second month of the year, especially Mercury, which is usually ...

New simulations suggest Jupiter holds far more water than once thought, reshaping ideas about how the largest planet formed.

Viewed from orbit, Jackass Flats — situated in southern Nevada about 65 miles northwest of Las Vegas — could easily be confused for Mars. The alluvial basin is full of tan and gray regolith, hued ...

Using data from NASA's Juno spacecraft, Weizmann Institute of Science researchers make most precise measurement to date, say ...

Jupiter harbors more oxygen than the sun, a new study finds, giving astronomers a crucial clue about how our solar system's planets formed.

The Hubble Space Telescope time-lapse captured footage of Jupiter, Saturn, Uranus and Neptune. Credit: SCIENCE: NASA, ESA, ...

The Hubble Space Telescope has peered at Uranus, left, and Neptune to study the so-called "ice giant" planets, but little is known about their interior composition. Credit: NASA / ESA / M. Showalter / ...

We have all been taught in school that planets revolve in the same direction as the Earth, i.e., in the counterclockwise direction. However, the universe never ceases to amaze us with its unexpected ...

Jupiter, the largest planet in the solar system, may have been responsible for a mysterious age gap in the early solar system's planet building blocks. Credit: NASA / JPL-Caltech / SwRI / MSSS / Tanya ...

Our Sun’s outer atmosphere, the corona, is millions of degrees hotter than it should be, and no one knows why.