One small step as Dawn heads for dwarf planet
Ground controllers received a signal from Dawn that it successfully spiralled away from the asteroid Vesta and was headed toward the dwarf planet Ceres.
The departure was considered ordinary compared with other recent missions, such as Curiosity’s white-knuckle “seven minutes of terror” dive into Mars’s atmosphere.
Advertisement
Hide AdAdvertisement
Hide AdFiring its ion propulsion thrusters, Dawn gently freed itself from Vesta’s gravitational hold on Tuesday night.
Since its antenna was pointed away from Earth during the manoeuvre, Nasa did not get confirmation until the next day.
Launched in 2007, Dawn is designed to learn about the solar system’s evolution.