Moonshadows on Saturn's Rings Are Harbingers of Spring - Universe Today
[/caption] Moonshadows on Saturn’s rings are foretelling the planet’s equinox, when the sun will be exactly aligned with the planet’s equator and rings — and then will shift north from the southern hemisphere, kickstarting northern spring. NASA’s Cassini spacecraft has captured, for the first time, the tell-tale moonshadows – sort of like groundhogs on Earth. … Continue reading "Moonshadows on Saturn’s Rings Are Harbingers of Spring"