Take a mind-expanding tour across our solar system, from Earth to Pluto, learning the staggering distances, travel times, and ...

Tune in today (Jan. 16) to bid farewell to interstellar comet 3I/ATLAS, courtesy of a livestream from the Virtual Telescope ...

Planet 9 sits at the edge of scientific imagination, promising either an epic expansion of the Solar System or a lesson in ...

On January 14, 2005, the Huygens probe landed on Saturn’s largest moon, Titan. Huygens remains the first and only landing in ...

So far, humanity has yet to find its first "exomoon"—a moon orbiting a planet outside of the solar system. But that hasn't ...

Long before humans walked the Earth, your solar system had a brush with two blazing blue stars that passed surprisingly close ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

Around the bright star Fomalhaut, astronomers spotted glowing clouds of debris left behind by colossal collisions between ...

Saturn reigns supreme when it comes to the number of moons orbiting any solar system planet. Including the 128 ...

Could the icy moons of our solar system hold life beyond our planet? Keith Cooper looks at how planetary scientists plan to find out ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

Researchers uncover how Mars affects Earth’s orbit, offering new insight into the planetary forces behind ice ages.