This article tells us, “Because the moons of Uranus orbit at the planet’s equator, the sun seldom illuminates them directly.” I think what you mean is that the moons seldom pass directly between Uranus and the sun. But surely the sun still illuminates them, even when they’re not casting shadows on the planet.
Gregory Kusnick Seattle, Wash.
Log in
Subscribers, enter your e-mail address for full access to the Science News archives and digital editions.