An image of a clock face blending with a galaxy, representing cosmic time.

Cosmic Distances

A tool to explore the vast scales of our universe, calculating distances, travel times, and generating easy-to-understand explanations with AI.

The Challenge of Linear Time
This interactive demonstration reveals why visualizing vast timescales on a simple line is so difficult. As you expand the scale, watch how shorter durations become too tiny to see.

Current Maximum Scale

One Day

(1 days)

One Hour
One Day
Step 5 / 12