NASA’s Pleiades supercomputer has provided fresh insights into the Oort cloud – a vast, theoretical spherical shell of icy objects that surrounds our solar system. For a long time, the Oort ...

NASA spotted something that will arrive on Earth in the next couple of months. It won't destroy it - but if this was the goal ...

Our solar system may have a ninth planet after all, researchers say. The possibility that an additional planet may be hidden far into the solar system was touted more than a century ago.

At the outer reaches of our solar system, astronomers believe there is a cloud of icy planetesimals—named the Oort cloud—orbiting our sun at a distance of between 0.03 to 3.2 light years (for ...

Spirals are a repeating theme in astronomy, with arguably the most famous example of a swirling armed structure being our home galaxy, the Milky Way. Now, using a powerful NASA supercomputer ...

It marks the outer limits of our solar system, a territory so remote that reaching it would take our fastest probes hundreds of years. It's located far beyond the Kuiper Belt and the outermost ...