NASA probe believed to have passed distant space rock on landmark mission

A NASA explorer is believed to have reached the solar system's outermost region early Tuesday morning, flying close to a space rock 20 miles long and billions of miles from Earth on a mission to gather clues about the creation of the solar system.

from Reuters: Top News https://reut.rs/2AlCDK7 A NASA explorer is believed to have reached the solar system's outermost region early Tuesday morning, flying close to a space rock 20 miles long and billions of miles from Earth on a mission to gather clues about the creation of the solar system.