Earth, it turns out, is far from naked in space. New measurements reveal that our planet sits inside a faint but global ...

Scientists continue to mine data gathered by NASA's Kepler Space Telescope, retired in 2018, and continue to turn up ...

Learn how to calculate the Earth’s orbital speed using fundamental principles of orbital mechanics and gravity. This video walks through the key equations and physical reasoning that explain how Earth ...

Some solar flares can result in coronal mass ejections (CMEs) – huge plumes of plasma blown off the sun's corona and into ...