Water found in 4.5 billion year old Bennu Asteroid sample secret of Earth revealed
Asteroid Bennu contains water and carbon: US space agency NASA’s spacecraft OSIRIS-REx recently returned to Earth after a space journey of about 7 years. This spacecraft has brought with itself a sample of an asteroid named Bennu. Scientists examining samples of Bennu asteroid in a special room of NASA’s Johnson Space Center in Houston, America,…