5 Most Mysterious Signals from Space!

Unexplained signals originating in deep space, from phantom cosmonauts lost in space to the infamous Wow Signal.

Presenting the 5 strangest broadcasts from space yet to be fully explained by science.

Are these weird discoveries the result of something natural such as a neutron star or black hole, something human like lost Russian cosmonauts, or perhaps something more alien?

5. Lurimar Bursts
4. Phantom Cosmonauts
3. Cosmic Roar
2. Radio Source SHG602+14A
1. Wow Signal