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

Six of our cosmic neighbors are expected to line up across the night sky tonight, in what has been dubbed a "planetary parade ...

The solar system may hold a hidden surprise. Astronomers are investigating the possibility of a mysterious ninth planet, often referred to as Planet Nine. If found, this discovery could change the ...

The building blocks of life could have been delivered to solar system dwarf planet Ceres by one or more space rocks from the outer asteroid belt. NASA OSIRIS-REx asteroid sample return team has ...

19, 2024 — New studies offer a clearer picture of how the outer solar system formed and evolved based ... first attempts at interplanetary ... Dec. 9, 2024 — Dust storms on Mars could one ...

About 99.9% of the material fell into the middle of the cloud and became the Sun. Once the centre became hot and dense enough it triggered nuclear fusion. Then visible light flooded the solar system ...

Narrator: Serious scientists, like myself, believe our solar system was formed by the collapse of a giant cloud of gas and rock and is held together by the gravitational pull of the Sun.