On Sept. 17, 1787, the U.S. Constitution, completed in Philadelphia, was signed by a majority of the 55 delegates to the ...

Learn about the major world events and happenings, birthdays, and deaths that took place on September 17. Check what happened ...

New study provides clearer insight into how the Moon formed and why its materials closely resemble those of Earth.

Yet it fuels ongoing lunar pursuits. The United States finds itself in the middle of a new space race. This time, that race ...

Thales and IndiGo have signed an 11-year strategic contract to support the airline’s growing Airbus A320 and A32X fleet with advanced maintenan ...