Stargazers will be treated to a dazzling six-planet "alignment" this January.

Planetary alignments aren't rare, but they can be when they involve six of the eight planets in our solar system.

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

Mars will be making its closest approach to Earth in two years, and thus, the mighty red planet, named for the god of war ...

2022 — Astronomers may now understand why the similar planets Uranus and Neptune are different colors. Researchers have now developed a single atmospheric model that matches observations of both ...

Though Neptune is more massive than Uranus ... His next project is to use his computational model to calculate how the planetary vibrations would differ. More information: Burkhard Militzer ...

New observational data from the James Webb Space Telescope and simulation models have confirmed a new type of planet unlike ...

Both of the ice giant planets, Uranus and Neptune, lacked what's known as a ... "One day," he said, "I looked at the model, and the water had separated from the carbon and nitrogen.

The six planets were visible in the days immediately leading up to Jan. 21, and for about four weeks afterward. Mars, Venus, ...