Asteroid Bennu getting first visitor in billions of years
https://www.yahoo.com/news/asteroid-bennu-getting-first-visitor-billions-years-181049507.html
CAPE CANAVERAL, Fla. (AP) — An asteroid that may hold the key to life is getting its first visitor in billions of years.
Asteroid Bennu, a black roundish rock taller than the Empire State Building, is the intended target of a NASA spacecraft set to blast off Thursday night. Not only will the robotic probe named Osiris-Rex fly to this ancient asteroid, it will scout it out for two years before scooping up some gravel and dust, and deliver the samples back to Earth.
All told, the mission will take seven years, from launch to sample return.
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