On July 1, 2025, the Asteroid Terrestrial-impact Last Alert System (ATLAS) survey telescope, located in northern Chile, ...

Mercury is an odd little planet. The closest world to the Sun has some extreme surface structures, steep hills and cliffs, which have long been suspected to be the effect of the planet’s ...

Data from the Kepler spacecraft have revealed two planets orbiting their parent star at a 45-degree angle. Astronomers have detected individual planets that circle their stars at extremely steep ...

The asteroid 66 million years ago that led to the extinction of the dinosaurs hit at a 60-degree angle — ensuring maximum death and destruction.

But this giant space rock also hit the planet at a steep angle, ... Asteroid Vesta could be a fragment of a solar system planet, but which one? Related: Crash! 10 biggest impact craters on Earth .