NASA is tracking a truck-sized asteroid which is set to hurtle by Earth today at many times the velocity of a speeding bullet. The space rock—dubbed "2025 BV5"—is estimated by NASA's Jet Propulsion ...

Launched in 2007, the Dawn spacecraft traveled to the main asteroid belt between Mars and Jupiter to orbit Vesta for 14 months and Ceres for almost four years. Before ending in 2018, the mission ...

While most asteroids spotted tend to get no closer than the orbit of the Moon ... from 33 feet/10 meters to the largest known asteroid, Vesta, which has a diameter of 329 miles/530 kilometers ...

Vesta, with a diameter of between 460 and 580 kilometres, is the third largest asteroid. It rotates around its own axis in five hours and 20 minutes, and requires 3.6 Earth years to complete an orbit ...

but it apparently exceeded the orbit of Mars and kept going to the asteroid belt, according to Musk at the time. When the roadster was mistaken for an asteroid earlier this month, it was less than ...

After visiting the asteroid Vesta, the DAWN probe reached Ceres on March 6, 2015. Need a break? Play the USA TODAY Daily Crossword Puzzle. It was the first spacecraft to orbit two different ...

Astronomers have sent artificial satellites (satellites that are manmade) to orbit several Solar System objects, including Jupiter, the asteroid Vesta and Mars. Polar orbits take the satellites ...

It takes 1 Ceres 4.6 Earth years to complete one orbit around the ... Every other asteroid discovered so far is less than 340 km across. Making 2 Pallas, 4 Vesta and 10 Hygiea the biggest ones ...