
Once in a thousand years, a star explodes whose luminosity increases to a million times. This so called “Nebula Laetus” has the strength of more than 20,000 supernovas. The flash can shine as brightly as a billion stars in a normal galaxy. In a millisecond it is said to show every single color in existence. Because it is so rare and unpredictable astronomers never expected to capture it on camera. Until now.