When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The hottest alien planet yet known may create a shock wave-like shield to protect itself against ...

Exoplanets come in pretty much all colors, including pitch black. The huge, blistering-hot alien world WASP-12b has a reflectance, or albedo, of just 0.064 at most, a new study reports. "This is an ...