Evidence of 250-mile wide impact zone found deep underground
Dwarf planets have recently become a key focus of exploration
Feb. 18, 1930: Pluto is first identified in photographs of the night sky
About 70,000 years ago
The fiery meteor likely left pieces of space rock scattered around western Pennsylvania, scientists say
Today, as astronaut Scott Kelly prepares to embark on a one-year mission aboard the International Space Station, TIME launches A Year in Space, a multi-part...
In the last five years, British photographer Phillip Toledano has turned the lens on his life and his family. With In Days With My Father, he dealt with his...