Social media really loves to spread its tall tales when it comes to night sky watching. But sometimes, there’s a kernel of cosmic truth in there. That’s the case with this week’s rare “Smiley Face ...

Viral social media posts claiming a celestial "smiley face" will appear on Christmas are false. The "smiley face" illusion is an optical effect caused by the alignment of a crescent Moon and two ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. It's an illusion created in the night sky when a crescent ...

Add Yahoo as a preferred source to see more of our stories on Google. A planetary alignment early Friday morning could resemble a celestial smiley face—depending on where you’re looking from and how ...

Add Yahoo as a preferred source to see more of our stories on Google. The purple areas show salt deposits left on Mars by past accumulations of briny water. Mars didn't lose all its water without a ...