INDIANAPOLIS — Roger Wiens has been a Mars explorer since he was 11 years old. He grew up as a kid looking through a telescope at The Red Planet with his brother and sketching its features. “That was ...

This year, NASA’s scientific rover Opportunity celebrated a milestone. It has been exploring Mars for ten years, even though it was only supposed to operate for three months. John Callas is the ...

Curiosity is exploring Mars’ boxwork terrain, where ridges and hollows may have formed from cementation and erosion. The rover has been documenting rock textures and chemistry, comparing smoother ...

The rover’s science instruments found that the formation’s sedimentary rocks are composed of clay and silt, which, on Earth, are excellent preservers of past microbial life. The findings were made ...

Helicopters on Mars may sound like something from a science fiction novel — or perhaps just a typical "Doctor Who" episode. But actually, they're not fully confined to the world of sci-fi; after all, ...

After nearly five years on Mars, NASA’s Perseverance rover has traveled almost 25 miles (40 kilometers), and the mission team has been busy testing the rover’s durability and gathering new science ...

Mars, our neighboring red planet, has long been a focal point of fascination for scientists and space enthusiasts alike. While many eagerly await the day when humanity can venture beyond Earth, ...

The biomedicine outfit BioAstra aims to send its researcher on a flight around the Moon, aboard the leading-edge Orion spacecraft, to chart genetic changes triggered by cosmic rays and to develop anti ...

Bringing samples from Mars back to Earth is one of NASA's most ambitious goals. The plan goes back to the 1970s, with NASA's robotic exploration program, when the first spacecraft landed on the ...

CC0 Usage Conditions ApplyClick for more information. ASL STREAM - Was Mars once covered in oceans? If so, where did they go? Like many scientific endeavors, understanding the history of water on Mars ...