Astrophysicist Paul Sutter talks about the science behind "Three Body Problem," "Interstellar," and "Avengers: Infinity War." ...

For decades, alien enthusiasts have been tantalized by one conspiracy theory above all others — that of the Black Knight Satellite. The theory holds that a mysterious UFO has been orbiting Earth for ...

Per the podcast summary: "Ever wonder if your pet is lying to you, what's inside a black hole, or whether you'd survive ...

Private citizens and companies may one day begin to permanently settle outer space and celestial bodies. But if we don’t enact governing laws in the meantime, space settlers may face legal chaos.

They can warp space and time and rip entire stars ... Narrator: But if it is proven that this is a black hole in our own outer solar system? Unwin: This is completely mind-blowing.

Tracing black diamonds Outer space may also be the birthplace of the mysterious black diamonds known as carbonados. From the Portuguese word for burned or carbonized, carbonados were first found ...

A team of international astronomers has identified what is believed to be the largest known superstructure in the cosmos, a discovery that could reshape our understanding of outer space.

Full of extraordinary footage, Robert Stone's blissed-out mind-bender of a movie meditates on the possibilities of life in the universe.

The European Space Agency’s “dark universe detective ... either our entire universe exists in a black hole, or astronomers have been measuring the universe's expansion incorrectly ...