Sometimes metres and kilometres are used to measure objects and distances in space, especially if they are small or within our solar system ... The distance between one galaxy and another is ...

is the average distance between the earth and the sun, or about 150m km. “We demonstrate a single encounter with a 2–50 Jupiter-mass object, passing through the solar system at a perihelion ...

the farthest known world to be discovered in the solar system to date. 2018 VG18, also nicknamed “Farout” due to its great distance from the Sun, is a world big enough to be round and ...

Scientists now think that a mysterious object massive enough to have gravitational interactions with the Solar System’s disk and planets flew by billions of years ago and permanently altered their ...

It's now relatively clear objects from outside of our Solar System tumble towards the Sun's mass from time to time, typically picking up enough speed over astronomical distances to shoot back out into ...

When you first learned about the Solar System, you probably saw diagrams that made it look orderly, with planets arranged in circular orbits around the Sun on a flat disk. But in reality, our Solar ...

The Sun is the largest object in the Solar System. The Sun’s huge gravitational ... In general, as the distance from the Sun increases: the temperature decreases, for example, Mercury is 430 ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course.