Latest articles

Visualizing the distance to the moon

While gazing up at Earth's nearest celestial neighbor, the moon, it's easy to imagine that it's just a stones throw away, but is it really that close?

Earth's rotational speed limit

Most people know Earth rotates once every 24 hours, giving us day and night, but have you ever wondered how fast it actually spins?

Welcome to my little corner of the web!

My name is Michael Guerra and I’d like to welcome you to my little corner of the web—where I share my thoughts, interests, and other bits of randomness!