In January 2025, Venus, Mars, Jupiter, Saturn, Uranus and Neptune were all visible in the night sky. And in February, 2025, ...

"An epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey ...

Astronomers have unlocked a new way to explore alien worlds by mapping the 3D structure of an exoplanet’s atmosphere for the ...

The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe.

but seeing multiple planets at once is This June 2023 image provided by the Space Telescope Science Institute shows the planet Saturn and three of its moons, from left, Enceladus, Tethys and Dione, ...

Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary status.