LOS ANGELES — NASA's flagship mission to land a nuclear-powered, next-generation rover on Mars is facing development problems and ballooning costs that could threaten its scheduled launch next year.

NASA’s Mars Science Laboratory (MSL) has successfully completed a set of rigorous actuator tests, which agency managers hope is a sign that the problem-plagued rover mission has finally turned a ...

Engineers at the Jet Propulsion Laboratory (JPL) confirmed signal lock with Perseverance first, followed by Curiosity and the Mars Reconnaissance Orbiter relay network.

Ben Tutolo, associate professor in the Department of Earth, Energy and Environment in the Faculty of Science at the University of Calgary, is the lead researcher on a paper about Mars. Tutolo is a ...