Meteorite hunters are combing Ohio for fragments of a space rock that streaked across the sky earlier this week.

Iran and Russia have both alleged that a projectile struck the grounds of the Bushehr nuclear power plant in the Islamic Republic, raising the specter of a radiological incident as Tehran’s war with ...

The South Korean startup Innospace failed during its first orbital launch attempt, which sent five satellites aloft on Dec. 22 from Brazil.

A fiery streak across the sky and a loud boom greeted many residents of northeast Ohio on the morning of March 17. The rare celestial spectacle, which took place a little before 9 A.M. Eastern ...

Mullin will face questions on his vision for the department amid the administration’s push for mass deportations.