At the time of the equinoxes, the sun appears to move from one hemisphere to the other. The vernal equinox in March is when ...

The goal for Climate Impulse is to take off unassisted, fly some 40,000 kilometers (about 25,000 miles) around Earth along the Equator at a gentle speed of about 200 kilometers per hour (125 mph), and ...

The United States Space Force’s secretive X-37B space plane touched down to earth on Friday after spending 434 days in orbit conducting mysterious tests. The unmanned Boeing-made aircraft landed ...

Weather permitting, we’ll soon witness one of the most fascinating celestial events — a total lunar eclipse. This particular ...

The Space Force's X-37B space plane, launched in December 2023, remains in orbit conducting experiments and maneuvers. The X-37B, designed to operate between 150-500 miles above Earth, recently ...