Underneath the icy, rocky surface of asteroids – such as the 16 Psyche which is about 124 miles wide – there’s an estimated ...

When a celestial body, such as a moon, planet or an asteroid passes in front of another celestial body, blocking its view, we call that an occultation. The word is derived from the Latin occultäre, to ...

DART's goal was to examine how well a planetary defense strategy in moving a threatening space rock away from Earth. Hera will examine the collision from a nearby vantage point, providing a different ...

A new European Space Agency mission is set to study asteroid Apophis to learn more about how we can handle asteroid threats ...