(IMAGE) Goethe University Frankfurt Caption Cosmochemist Professor Frank Brenker shows three grains of a meteorite that the Goethe University team used to test research methods in advance. The quantity and type corresponded to the material from the asteroid Bennu. Credit Uwe Dettmar for Goethe University Usage Restrictions To be used only when reporting on Goethe University Frankfurt, Germany. Give credit to: Uwe Dettmar for Goethe University License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.