Ceres was called a planet too when it was first identified in 1801, but over time astronomers realized it was part of an ...

The main belt located between the orbits of Mars and Jupiter is so sparsely populated that spacecraft pass through as though ...

When NASA’s Dawn spacecraft visited the giant asteroid Vesta, it discovered intriguing channels on the rocky surface, ...

A team of school students and teachers has discovered 11 small astronomical objects in our solar system, including one provisionally recognized by a NASA-backed program as a main belt asteroid (MBA).

Researchers have now located more than 100 new “decameter” asteroids, asteroids tens of meters in size, in the main asteroid belt, according to a paper published in Nature. These “decameter ...

A new "main-belt comet" — a comet-like object masquerading as an asteroid in the asteroid belt between Mars and Jupiter — has been identified, bringing the tally of these beguiling objects up to 14.

This comet is located in the asteroid belt between Mars and Jupiter. By analyzing the comet’s materials, researchers hope to learn more about the conditions that existed in the early solar ...

Astronomers have found a way to spot the smallest, 'decameter,' asteroids within the main asteroid belt. They used their approach to detect more than 100 new asteroids, ranging from the size of a ...

An asteroid the size of nine reindeer is set to pass over the Earth on Wednesday, Christmas, in what is set to be a relatively close holiday flyby, according to NASA's asteroid tracker.