Mars has an active, electrically charged surface where dust storms and spinning dust devils regularly move and reshape the landscape. Mars is often portrayed as a dry, empty world, but the planet is ...

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

Mars today is a frozen, dusty desert. But if you look deep inside Valles Marineris, the largest canyon system on Mars and in ...

"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if ...

This summer, scientists spotted an incredibly rare visitor to Earth’s solar system—a comet, now known as 3I/ATLAS, that entered our solar system from the galaxy beyond and is zipping past the sun at a ...

Exploration advocates are pushing back against the planned cancellation of NASA's Mars sample return project, saying it could ...

Do you know which planet has a waterfall four times taller than Angel Falls? Discover the largest waterfall in the Solar System. Learn about its massive size and the ancient floods that shaped it.

A mysterious interstellar comet — just the third such object ever confirmed to have entered our solar system — streaked past Mars last week. A spacecraft in orbit around the red planet had a front-row ...

Researchers worked out the ocean's size by finding how high the water level got in the Solar System’s largest canyon system.

New simulations suggest that up to four of the solar system's rocky planets, including Earth and a long-lost world, once orbited in mathematical harmony around the infant sun. When you purchase ...