Metal asteroids may have once had iron-spewing volcanoes
An upcoming NASA mission could look for signs of past ‘ferrovolcanism’ on asteroid Psyche
![asteroid cross-section illustration](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/04/040219_lg_ferrovolcanism_feat.jpg?fit=860%2C460&ssl=1)
FULL METAL ASTEROID Long ago, molten iron could have erupted from the metal asteroid Psyche (illustrated in cross section) in a process dubbed ferrovolcanism, new studies suggest.
Elena Hartley