The Dawn spacecraft reveals their true nature
On the flip side, the planet might gain a Saturn-like ring.
A new planet is born!
...and that’s not the strangest weather out there.
Mercury’s a bit of a wild card, but we shouldn’t judge it too harshly. After all, it must be hard to figure yourself out with the sun breathing down your neck all the time.
A new model for the formation of large gas giants squashes a bug that had pestered prevailing theories.
Jupiter already gets a lot of attention for being the most massive planet in the solar system. But it could have been so much more, if not for a few missing features. Read on to learn how Jupiter came achingly close to being its own star.
That angry red pimple marring Jupiter’s complexion stands out prominently in most images of the gas giant, but did you ever wonder what it is and why it’s been there for as long as we can remember?