Physicist Amir Siraj and Harvard University's Professor Abraham Loeb suspect that some space bullets may be attacking our atmosphere when traveling at a speed of 3,000 km / sec.
These are invading stars, made entirely out of the material of the Milky Way - the galaxy containing the Earth.
Carbon and hydrogen are compressed at extremely high pressures in Neptune and Uranus, resulting in carbon becoming hard diamonds.
Although the stellar explosion lasted only 20 minutes and took place 1.2 billion light-years ago, the US Aerospace Agency (NASA) successfully recorded the bright light emitted from