There's a Human-Made Barrier in Space, Surrounding The Entire Earth

In 2017, NASA space probes detected a massive, human-made 'barrier' surrounding Earth.

While our protective VLF bubble is probably the best influence we humans have made on the space surrounding our planet, it's certainly not the only one - we've been making our mark on space since the 19th century, and particularly over the past 50 years, when nuclear explosions were all the rage.