Callisto, the third largest moon in the entire solar system, orbits Jupiter from about 1.2 million miles away. The rocky ...

The Hubble Space Telescope captured imagery of Jupiter and its Great Red Spot in 2023 and 2024. Credit: NASA, ESA, J.

Hubble Space Telescope imagery created an HD look at the gas giant planet Jupiter. Credit: NASA Goddard Space Flight Center ...

Mississippi stargazers will be able to see 4 or 5 planets in the night sky with their naked eye this month. Will you be able ...

Stargazers in parts of the U.S. have a fleeting opportunity this month to catch a rare celestial phenomena—a "parade" of ...

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.

Astronomers for the first time have deciphered the three-dimensional structure of the atmosphere of a planet beyond our solar ...

Jupiter’s famous clouds aren’t ammonia ice but a murky mix of chemicals, sitting lower in the atmosphere than expected. For years, astronomers believed that Jupiter’s upper clouds — responsible for it ...

We've got you covered with our guide to the best telescopes for seeing planets. Now's a great time to invest in such a scope, too. Mars and Jupiter appear close to the moon this February 7 and 9 ...

Astronomers have discovered by looking through an exoplanet's atmosphere and mapping its 3D structure for the first time ...

Astronomers have taken a major step in understanding how planets form, thanks to the James Webb Space Telescope (JWST). A ...