A planet-sized visitor possibly visited the solar system billions of years ago and permanently changed the cosmic neighbourhood by warping the orbital path of four outer planets of the system, a ...

Is there only one optimal configuration an organism can reach during evolution? Is there a single formula that describes the trajectory towards the optimum? And can we 'derive' it in a purely ...

For months space enthusiasts were fascinated by a small asteroid that was pulled by Earth's gravity and was fondly referred ...

The case of mistaken identity was quickly resolved, but astronomers say it shows the need for transparency around craft in ...

There are trillions of planets out there. Are any of them sending spaceships our way?

ESA’s Hera mission is two-year flight to the Didymos binary asteroid system. See its trajectory here. Credit: ESA - European ...

While four members of this 'parade' can be easily spotted in a clear dark sky, finding the final two can be something of a ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

NASA’s Goldstone Solar System Radar is closely tracking asteroid 2024 PT5 during its nearest approach to Earth, a distance ...

“He was very taken with the thought that no phenomenon becomes a true phenomena until it has been observed,” Wald told Salon ...

Astrophysicists have imaged a large number of exocomet belts around nearby stars, and the tiny pebbles within them. The crystal-clear images show light being emitted from these millimeter-sized ...

Edinburgh locals have flocked to social media to share their confusion after seeing low-flying helicopters transporting ...