NASA's Dawn spacecraft arrived at asteroid Vesta in the asteroid belt on Saturday (July 16) after a four-year trek. Dawn will explore Vesta and the asteroid Ceres, in space firsts.

Because Vesta completes one rotation or "day," every five hours and 20 minutes, Dawn will be able to observe the asteroid's entire illuminated surface every orbit.

An unmanned NASA probe made history 117 million miles from Earth on Saturday (July 16) when it arrived at the huge asteroid Vesta, making it the first spacecraft ever to orbit an object in the ...

NASA's Dawn spacecraft is set to orbit the huge asteroid Vesta late Friday, July 15 (PDT). Dawn project manager Robert Mase talks about this orbital rendezvous, and what comes next for the spacecraft.

On Saturday, NASA'a Dawn spacecraft entered orbit around the asteroid Vesta, becoming the first probe ever to enter orbit around an object in the main asteroid belt between Mars and Jupiter.

The space rock came as close as within 4.15 million miles from our planet, according to NASA's Jet Propulsion Laboratory.

A NASA spacecraft is right on target for its year-long orbital encounter with the huge asteroid Vesta, which is set to begin next month. NASA's Dawn probe is now just 96,000 miles (155,000 ...

Dawn will initially orbit Vesta at about 1,700 miles (2,735 kilometers) from the asteroid's surface. At this distance, the mission science team expects to get its first closeup views.

NASA’s Dawn spacecraft, which arrived in orbit around the asteroid Vesta in July, has officially begun its yearlong mission to spy on the giant space rock. The probe began studying Vesta from ...

NASA's Dawn spacecraft should now be circling the massive asteroid Vesta -- if everything went according to plan. Dawn was slated to slip into orbit around Vesta, the second-largest object in the ...

In June 2018, astronomers spotted a small asteroid cataloged as 2018 LA just hours before it smacked into Earth’s atmosphere, with small fragments making it all the way to the ground in Botswana.

An unmanned NASA probe made history 117 million miles from Earth on Saturday (July 16) when it arrived at the huge asteroid Vesta, making it the first spacecraft ever to orbit an object in the ...