Alignments of five or more planets are rare—there will be two more featuring five or more planets this year, but after that ...
It’s been a big year for Uranus. We’ve learned quite a bit ... that struck the planet would have been at least twice the size of Earth. The collision likely happened very early on in Uranus ...
These immiscible layers would explain why neither Uranus nor Neptune has a magnetic field like Earth's. That was one ... Planets about the size of Uranus and Neptune—so-called sub-Neptune ...
A planet parade like the one beginning tonight is quite uncommon, occurring once every 10-20 years. Here are the planets you ...
Cold, dark and windswept - despite its calm appearance, the ice giant Uranus is a planet of extremes. Orbiting the Sun at an average distance of 2.9 billion kilometres - more than 19 times further out ...
2024 — When Voyager 2 flew by Uranus and Neptune 40 years ago, astronomers were surprised that it detected no global dipole magnetic fields, like Earth's. The explanation: the ice giants are ...