News

Why it’s so difficult to land a spacecraft on Mars

NASA’sInSight probe is scheduled to touch down on Mars today, but it’s easier said than done – only 40% of Mars landings have been successful. Mars’ atmosphere is 100 times thinner than Earth’s making it extremely difficult to land on Mars. To date, only three space agencies have tried to […]
Why it’s so difficult to land a spacecraft on Mars
News

Mars destroys tires — so NASA reinvented the wheel by giving it a memory

The rough terrain of Mars is breaking the wheels of NASA’s Curiosity rover. In response, NASA is trying to reinvent the wheel for space exploration. Metals that can “remember” their form, called shape-memory alloys, are key to the new design. The wheel won’t be used on the follow-on mission to […]
Mars destroys tires  —  so NASA reinvented the wheel by giving it a memory
US

NASA’s rover just discovered a weird metal rock on Mars

VIDEO: It's not everyday that you find a space rock on Mars. But that's exactly what NASA's Curiosity rover discovered on Oct. 27. The rock looks completely different from its surroundings because it's made of completely different materials.
NASA’s rover just discovered a weird metal rock on Mars