The heliosphere, a cosmic bubble formed by the Sun, protects our solar system from interstellar threats and influences life's ...

"We have been waiting for 10 years to confirm that our finely tuned operations of the telescope would also allow us to access ...

Mar. 17, 2025 — The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet system 130 light-years away ...

ranging from irregular town-size space rocks to massive rounded bodies that are potentially big enough to be considered planets in their own right. So exactly how many solar system moons have we ...

Even the little-understood Oort Cloud, at the outer edges of our solar system beyond view, has a partly spiral structure.