"A three-body problem is extremely complicated. Now we're dealing with four: the sun, Earth, the moon and Mars. The heavy ...

Gravity and motion make time pass faster on Mars than Earth, reshaping navigation, communication, and future crewed missions.

SpaceX conducted a static fire test of the flight 6 Starship at their Starbase facility in South Texas. Credit: SpaceX | edited by Space.com's Steve Spaleta Trump-appointed judge orders state to use ...

Abstract: This article applies high-order differential estimation to the motion planning of humanoid robots for the first time. A multiobjective optimization model and the corresponding optimal policy ...

Abstract: The past decade has seen the rapid development of the robotic fish in many aspects. However, the velocity measurement problem has not been fully addressed, which limits the autonomy of the ...