Scientists working with NASA's Dawn spacecraft reveal new data and imagery captured by the probe as it approaches the Vesta asteroid at a science briefing held at NASA Headquarters in Washington on June 23. Dawn is scheduled on July 16 to begin orbiting Vesta 9,900 miles above the surface of the asteroid belt's second-largest object.
Scientists working with NASA's Dawn spacecraft reveal new data and imagery captured by the probe as it approaches the Vesta asteroid at a science briefing held at NASA Headquarters in Washington on June 23. Dawn is scheduled on July 16 to begin orbiting Vesta 9,900 miles above the surface of the asteroid belt's second-largest object.