New research on the orbits of these mysterious asteroids near Venus stress the need for better space rock surveillance.

NASA is monitoring three asteroids soaring past the Earth at about 8,000 to 15,000 miles per hour, the biggest of which measures around 1,300 feet in diameter.

More than 150 moons orbit worlds in our ... solar system and points beyond in one view. Illustration by NASA/JPL Too small to be called planets, asteroids are rocky chunks that also orbit our ...

China's Tianwen 2 spacecraft launched on Tuesday (May 28), kicking off a bold mission to grab a sample of one of Earth's ...

which accounts for 9 percent of the total mass of all asteroids) down to a matter of feet across, like today's passersby. An illustration of the orbital parameters of the Earth, the moon and ...

Those are particularly hard to spot, but now researchers have a new bevy of a different type of moon to explore: those that orbit around asteroids. It seems funny to think of it, but it’s ...

ESA's star-surveying Gaia mission has again proven to be a formidable asteroid explorer, spotting potential moons around more than 350 asteroids not known to have a companion. Previously ...

A combination of a dynamo-generated magnetic field and massive impacts could explain the highly magnetized rocks in some ...

And among that data, it found that hundreds of them might have a little moon. If confirmed, it will end up nearly doubling the known number of binary asteroids. It is not uncommon for asteroids to ...

As a result of the International Astronomical Union’s 2006 demotion of Pluto from planet to dwarf planet, our solar system ...

Mini-moons are asteroids which have been pulled by the Earth’s gravity into orbit around the planet and remain there until they become dislodged and move away again. The length of time these ...

Tianwen, which means "questions to heaven," is the name given to China's program of robotic Solar System exploration. Tianwen ...