NASA's Viking 1 mission blazed a crucial trail with its Mars landing on July 20, 1976. Now, half a century later, that trail ...

Half a century after NASA first placed working hardware on Mars, the agency is preparing to explore not only the planet’s surface, but its skies. The story began on July 20, 1976, when Viking 1 ...

NASA’s Perseverance rover can now pinpoint its own location on Mars without waiting for instructions from Earth, a capability the space agency formally announced on February 18, 2026. The system, ...

Mars is the fourth planet from the sun and has a distinct rusty red appearance and two unusual moons. The Red Planet is a ...