We all know Mars is called “The Red Planet,” but have you ever stopped to wonder—why is it red? The classic joke explanation ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky this week.

The Perseverance rover on Mars is set to begin its newest challenge: a slog up the rim of the Jezero Crater that will take months to complete. The rover will face steep slopes and difficult terrain, ...

While ascending Mount Sharp, NASA's Mars rover Curiosity has had to swing around a small ridgeline dubbed "Devil’s Gate." ...

Mars Express has revealed the dynamic landscape of Mars, showcasing both rugged terrain and smoother, younger plains on the ...

Harvard-trained physicist Dr. John Brandenburg has long contended that ancient Martians—known as the Cydonians and ...

President Donald Trump nominated Isaacman to become NASA’s 15th administrator late last year. If confirmed, the tech ...

"We can chart a course for Mars in line with the president's vision to return to the moon before the Chinese can get there ...

The molecules, while not a direct sign of life, still signal the existence of complex chemistry on the Red Planet.