A planet parade like the one beginning tonight is quite uncommon, occurring once every 10-20 years. Here are the planets you ...

The potential discovery of a large planet beyond Neptune’s orbit could change everything we know about the Solar System.

There are eight official planets (sorry, Pluto) in our solar system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and ...

The newcomer replacing Pluto presently goes by “Planet Nine.” If and when it finally shows up, it will get the honor of a ...

A very rare treat is about to grace Earth's night skies.

The Sun, the planets, and all else that constitutes the solar system are hurtling toward the star Lambda Herculis, some 370 ...

In the heat of the Mojave Desert, the world's largest solar generator is utilizing advanced heliostat technology to produce ...

In December, the Parker Solar Probe spacecraft made the closest controlled approach to the sun of any manmade object.

While the grand spectacle takes place next month, six of the seven planets will appear in the sky at once in a large ...

You won't see a majestic line of planets on Jan. 25 the way people on social media are promising, but you will see four bright planets if you look up.

The spacecraft first flew over the planet's cold and dark night side before transitioning to the sunlit northern regions.

The article describes the unique energies and roles of each planet in the solar system, presenting them as voices that ...