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Technology engadget.com ·2h · 1 min

NASA Tests Lunar Rover Prototype with Articulated Wheels and Higher Speed

Named Ernest, the vehicle can lift its wheels to overcome obstacles and travel faster than previous models.

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NASA is currently testing a new prototype space exploration vehicle named Ernest. The project aims to develop machines capable of navigating rough terrain more efficiently than the rovers sent on previous missions. The space agency recently released images of the ongoing evaluations of the equipment.

The model's main innovation lies in its locomotion system. Unlike traditional robots, which feature fixed wheels, Ernest has a mechanism that allows it to lift its wheels individually. This articulation capability was designed so the vehicle can climb over obstacles and traverse ground irregularities without getting stuck—a constant challenge in planetary exploration missions.

In addition to overcoming physical barriers, the new prototype was developed to achieve higher travel speeds. This mobility improvement seeks to reduce transit time, allowing equipment to reach areas of scientific interest more quickly and expand the scope of missions.

Although full technical details and the timeline for the vehicle's practical use have not been disclosed, footage of the evaluations demonstrates the traction system operating in controlled environments. The development of advanced mobility technologies is a fundamental step toward the agency's future exploration goals.

The evolution of rovers reflects the need to explore hard-to-reach regions, such as craters and rocky terrain, where the search for resources and signs of geological activity is most promising. With projects like Ernest, NASA aims to prepare its future missions to face more complex logistical challenges on other celestial bodies.

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What is the main innovation of NASA's Ernest lunar rover prototype?

The main innovation of the Ernest rover is its articulated locomotion system. Unlike traditional rovers with fixed wheels, Ernest can lift its wheels individually to climb over obstacles and traverse ground irregularities without getting stuck.

Why is NASA developing faster rovers like Ernest?

NASA is developing faster rovers to reduce transit time between locations, allowing equipment to reach areas of scientific interest more quickly. This expands the scope of missions and helps explore hard-to-reach regions like craters and rocky terrain.

When will NASA's Ernest rover be used in space missions?

NASA has not yet disclosed the full technical details or the timeline for the Ernest rover's practical use in space. The agency is currently testing the prototype's traction system in controlled environments to prepare for future planetary exploration.