Beautiful rainbow cloud spotted in Melbourne, Australia

People living near Melbourne, Australia got a great view of a rainbow-colored cloud known as a Fallstreak Hole or a hole punch cloud.

The rare cloud formation occurs when part of a cloud of water droplets freeze into ice crystals.

The phenomenon can actually be brought on by an aircraft flying through it.

Some people on social media wondered if it was the end of the world, while others say it looked like a portal into space.