Astronomers have discovered two Neptune-size planets that are denser than rock and in searingly close orbits to their star. How did these odd worlds form?
The post How Did Two Hot and Super-dense Neptunes Form? appeared first on Sky & Telescope.
Astronomers have discovered two Neptune-size planets that are denser than rock and in searingly close orbits to their star. How did these odd worlds form?
The post How Did Two Hot and Super-dense Neptunes Form? appeared first on Sky & Telescope.