NASA announced Tuesday it may turn to Elon Musk’s SpaceX or Jeff Bezos’s Blue Origin to help reduce the soaring costs of ...

NASA hopes a revised plan will get Mars samples back to Earth faster and cost less than the agency's original plan.

NASA has arrived at two ways of returning samples collected on Mars to Earth. Now, the agency will test the options to see if ...

Space agency says it needs one more year to decide whether its own hardware or a contractor’s will return Martian samples to ...

The Mars Sample Return effort was billions of dollars over budget and not expected to return to Earth with its samples until 2040.

The US$2.7-billion Perseverance rover collected the samples looking for evidence of past life, but NASA is dithering about ...

Earth is constantly bombarded by space debris, from the tons of cosmic dust that lands on the planet daily to rare, huge, dinosaur-killing asteroids that arrive from deep space every tens of millions ...

"Even if a planet is in the habitable zone, if it has too small a water inventory, it transitions to an uninhabitable state." ...

NASA's Ingenuity helicopter, which flew on Mars in April 2021, became the first aircraft to achieve powered, controlled flight on a planet other than Earth.

Elon Musk emphasizes that Mars is crucial for human survival, envisioning it as a backup plan against Earth's fragility. His ...