Over the past decade or so, astronomers have speculated about the characteristics of rogue planets in the Milky Way galaxy.

A Soviet spacecraft launched a half-century ago called Kosmos 482 has been orbiting the Earth for decades and is at last ...

A Soviet spacecraft launched a half-century ago called Kosmos 482 has been orbiting the Earth for decades and is at last expected to reenter Earth's atmosphere this coming weekend. The rogue probe ...