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Europe's Hera spacecraft blasts off to investigate asteroid already rammed by NASA
The European Space Agency's Hera spacecraft set off on Monday on its two-year journey towards a small asteroid already rammed by NASA to test whether potentially planet-threatening asteroids can be bumped off course by a well-timed launch.
The European Space Agency's Hera spacecraft set off on Monday on its two-year journey towards a small asteroid already rammed by NASA to test whether potentially planet-threatening asteroids can be bumped off course by a well-timed launch.
