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

This unique image was released by NASA in honor of Jupiter reaching opposition, which is when Jupiter, Earth, and the sun are aligned, with Earth positioned directly between Jupiter and the sun.

This NASA Hubble Space Telescope image shows the planet ... Released on Nov. 3, 2023, in honor of Jupiter reaching opposition, which occurs when the planet and the sun are in opposite sides ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Six planets are parading across the sky, appearing as some of the night's brightest stars. A few easy tips can help you identify them.

A planetary conjunction occurs ... by its distance from the Sun, with inner planets like Venus and Mercury completing their orbits faster than outer giants like Jupiter and Saturn.

A few days later on January 17-18, Venus and Saturn will get close in the sky for a conjunction. NASA says the two planets will be just two degrees apart in the evening sky. All the while, Mars will ...

Watch a bright Moon dominate the sky, trace the Winter Hexagon, and continue enjoying the evening parade of planets in the ...