How do NASA rovers power themselves on Mars? The rovers exploring Mars today – Curiosity and Perseverance – use a system called a “Radioisotope Thermoelectric Generator,” or RTG.
Radioisotope Power Enables 45 Years of Discovery on Voyager 1 Read More ›
Launched in 1977, the twin Voyager probes are NASA’s longest-operating mission and the only spacecraft ever to explore interstellar space. Read More ›