1. A million Earths is the true size of the sun.
Found in: The Sun; Estimated Price: N/A
The size of the sun is depicted in this graphic illustration, which @mikewhitmore shared on Twitter. Without a single seam coming apart, it could accommodate one million Earths. The sun is the centre of our solar system, a nearly perfect round ball of heated plasma.
A million planets on Twitter, @mikewhitmore
Nuclear reactions within its core cause it to heat up to incandescence. Despite being about 93 million miles distant from Earth, this 4.603 billion-year-old megastar can still heat us and provide the energy that all life on Earth needs to thrive.