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With its iconic rusty hue, Mars has long been called the red planet. Now, scientists may have discovered the potential source of that distinctive coloring, overturning a popular theory in the process.

I come correct with good news and glad tidings, my dudes. Mars — our planet of will, energy, sexuality, and action, getting it done and getting it on — is at long last going direct.

"And we will pursue our Manifest Destiny into the stars, launching American astronauts to plant the Stars and Stripes on the planet Mars," he said during his Jan. 20 inauguration speech.

The red coloration comes from iron minerals in Mars’ dust—no surprise there. But a team of ESA and NASA scientists now think that Mars rusted earlier in its ancient past than previously known ...

Enjoy the Mars Triangle while it still lasts, for after mid-March it will be no more. We're now just past the midpoint of astronomical winter — that moment marking the midway point between ...

Mars, our perplexing celestial neighbor, has once again captured the imagination of scientists and enthusiasts alike. Recent images reveal an almost perfectly square formation on its surface ...

I hate to take it away from here, but they are going to good places,” said pilot Peter Killan, who was at the controls for the Philippine Mars’ retirement flight. “(We’re) sharing it for ...

Present-day Mars is a barren and inhospitable planet, but it may have once had sandy beaches and tranquil ocean vistas. According to findings published on February 24 in the Proceedings of the ...

A study using radar data from China's now-dead Zhurong rover finds strong evidence that Mars had a stable ocean in the ancient past. Credit: Victor Habbick Visions / Science Photo Library / Getty ...

But hold off on grabbing the sun lotion, because there's a catch—it's on ancient Mars. Analyzing data collected by China's Zhurong Mars Rover, an international team of researchers have detected ...