What's Up: July 2020 Skywatching Tips from NASA
Source: NASA Science (SOLAR SYSTEM EXPLORATION)
Credit: NASA/JPL-Caltech
Credit: NASA Science (SOLAR SYSTEM EXPLORATION)
Showing posts with label Skywatching tips. Show all posts
Showing posts with label Skywatching tips. Show all posts
Friday, July 3, 2020
Subscribe to:
Posts (Atom)
-
Planets orbiting the Sun follow elliptical (oval) orbits that rotate gradually over time (apsidal precession). The eccentricity of this el...