NASA's Parker Solar Probe hits 430,000 mph near the Sun. Discover how its 4.5-inch shield protects it from 2,500°F ...
NASA's pioneering Parker Solar Probe is poised to make its closest-ever approach of the sun on Christmas Eve, a record-setting 3.8 million miles (6.2 million kilometers) from the surface. When two ...
In November this year, NASA’s Voyager 1 spacecraft will cross another major milestone. Launched nearly five decades ago, the ...