How long is a day on the Moon? How wide are Saturn's rings? Find out with this visual tour through our solar system's most fascinating features. In contrast, the planets furthest from our sun - ...

The Red Planet will be at its closest point to Earth, also known as perigee, on Jan. 12 and will be exactly opposite the sun on Jan. 15. It will be visible all night long because it will rise with the ...

The James Webb Space Telescope (JWST) has delivered a groundbreaking view of the early solar system, focusing on icy celestial bodies such as trans-Neptunian objects (TNOs) and centaurs.