Scientists believe we've only discovered about 5% of the universe. Here's a map of what we've found so far, visualized using a log scale.
Nearly 6,000 satellites circle our tiny planet. About 60% are space junk, 40% are operational—and hundreds more are launched every year.
While the COVID-19 pandemic has been all-consuming, these satellite images show its unintended environmental impacts on NO₂ emissions.