A low-density, puffy planet orbiting relatively far from a young star in a nearly perpendicular orbit. What's going on?

Artistic illustration of the internal structure of a lava planet in a cold state, showing a day‑side magma ocean overlain by a mineral atmosphere. The arrows indicate the direction of heat transport ...

After marking the 30th anniversary of the discovery of the first exoplanet around a sun-like star, we now look forward to ...

Since astronomers found the first planets outside our solar system in 1992 and the first planet around a sunlike star in 1995, scientists have sought the telltale glimmers, flickers and wobbles that ...