This schematic diagram of our solar system shows the dramatic path of A/2017 U1 (dashed line) as it crossed the plane of the planets (known as the ecliptic), and then turned and headed back out. The inse...
Paul J. Weitz, the retired astronaut and naval aviator who returned from retirement to command the maiden voyage of the space shuttle Challenger in 1983, died Monday (Oct. 23) at his home in Flagstaff, Az., accord...
The dawn of the Space Age, and the start of the space race – the launching of a Soviet Union's first articficial Earth satellite, Sputnik 1, on 4 October 1957 (5 October local time, Tyuratam) Copyright RKK Energiya/...