As it turns out, there is plenty of space rock that made its way to Earth.
The OSIRIS-REx mission launched in September 2016 and reached asteroid Bennu in December 2018.
The spacecraftsnagged pieces from the asteroidin October 2020 before making its way back to Earth in May 2021.
A view of eight sample trays containing the final material from asteroid Bennu.Photo: NASA/Erika Blumenfeld & Joseph Aebersold
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The OSIRIS-REx team pouring the final portion of asteroid rocks and dust into sample trays below.Photo: NASA/Robert Markowitz