The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

The wannabe asteroid, announced on Jan. 2 as 2018 CN41, is actually a Tesla Roadster launched into space years ago by SpaceX ...

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...

"We were very surprised to see that the same tiny plasma jets appear to be driving both the fast and the slow solar wind." ...

This may explain the strange properties of the orbits of our solar system's planets ... theoretical astrophysics has long been to figure out how the orbits later became out-of-round and tilted ...

"Our Sun (Sol) is marked by a black hexagon, and its orbital path is indicated by a grey solid line (top row only). Alpha Centauri's location and path are shown by a yellow star and a solid blue line ...

The organic ingredients to life, hints to where Earth’s water came from, and the fundamental building blocks of our planet ...

While not a detection of life itself, this study shows that the Solar System may have been far more conducive to life in its distant past then we previously believed. Some 4.5 billion years ago ...