A small asteroid will be pulled into orbit around the Earth as a “mini-moon” later this month before the space rock departs into other parts of the solar system. The 10m-wide asteroid, dubbed 2024 PT5 ...

Astronomers are increasingly finding planets that do not simply circle their stars in neat, clockwork ellipses but instead trace out paths that look more like intricate choreography. The latest ...

A planet circling at a sharp 90-degree angle to the orbits of its two host stars has now been confirmed. This discovery challenges long-standing ideas about how planets form and orbit in the cosmos.

A short burst results in an elliptical orbit, intersecting Earth, along path B A higher speed almost allows the spacecraft to avoid colliding with Earth (path C) A higher speed still results in a ...