Sentences with phrase «retrograde orbit around the planet»

While a large impact on Uranus when it was still surrounded by a protoplanetary disk would have eventually produced moons in retrograde orbit around the planet, two or more smaller collisions had a much higher probability of generating the moons with the orbital direction observed today (Europlanet press release; and Phil Plait, Bad Astronomy Blog, Discover, October 7, 2011).

Not exact matches

Then we started finding some that were misaligned — planets with tilted orbits or planets going around their star in the opposite direction from its spin, in what we call a retrograde orbit.

Then, each star's gravity caught the errant planet and whipped it around in a highly irregular, tight, and retrograde orbit.