Asteroid impacts may explain Venus’ missing oxygen
Pulverized rock dust could have absorbed remnants of planet’s lost water, simulations suggest
![Venus](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/09/091015_cc_venus_free.jpg?fit=860%2C460&ssl=1)
THE PLANET NEXT DOOR Ancient asteroid impacts may be responsible for the lack of oxygen in the atmosphere of Venus, whose surface is shown here in this false-color map from the Magellan spacecraft.
JPL-Caltech/NASA