Chapter 2: Reference Systems - NASA Science

Page One | Page Two | Page Three The Equinoxes The equinoxes are times at which the center of the Sun is directly above the equator, marking the beginning of spring and autumn. The day and night would be of equal length at that time, if the Sun were a point and not a disc, […]

11.0 Ground Data Systems and Mission Operations - NASA

Given Jupiter's size, its moons must have little effect on it. What would happen if those moons orbited any of our other planets? - Quora

How to find Jupiter's moons - Quora

If Jupiter has 66 moons, why haven't any of them collided with each other? If they have, what is the likelihood that they will collide. - Quora

LCROSS - NASA Science

Shaping Science: Organizations, Decisions, and Culture on NASA's Teams, Vertesi

Slunce se od nás vzdaluje - Seznam Médium

Why do Jupiter and Saturn have more satellites (moons) than the

List of artificial objects leaving the Solar System - Wikipedia