Created by Troy Eddy
Visual explainer news on Earth’s size, solar system distances, and cosmic scale comparisons
Explore the latest content tracked by Earth Scale Explorer
HD 20794 d, a super-Earth 6x Earth's mass in a sun-like star's habitable zone, lies just 20 light-years away—dwarfing solar system scales. JWST probes such worlds' atmospheres for life signs.
Grab binoculars on April 23 evening for a low western sky view revealing cosmic scale from Earth:
Jupiter's magnetosphere swallows the Sun whole, stretching 15 times wider than our star and 150 times Jupiter – it'd loom 5x larger than the full Moon...
Earth as a golf ball, Sun as a basketball: creative model reveals vast emptiness across inner solar system distances like 1 AU basics.
Key scales for Mars-Earth:
Grasp this to feel the solar system's vastness in mission comms.
A light-year is the distance light travels in one Earth-year: 5.88 trillion miles (9.46 trillion km)—key to grasping vast emptiness beyond our solar system.
Third interstellar comet 3I/ATLAS visited from other stars, carrying material from another star system.
Earth's lone moon pales against Jupiter's 95 confirmed moons—and counting—with more discoveries yearly.
Orbital mechanics, distances, and technology make journeys to other planets far longer than intuition suggests. This video breaks down the real timelines across the Solar System.
From over 200 million miles away, modern technology captures stunning clarity footage of Mars. This showcases Earth's observational reach across vast solar system distances.
3I/ATLAS, born around a distant star, crossed our solar system and is now speeding permanently into interstellar space:
Unprecedented proximity in solar system terms: 400m-long Eiffel Tower-sized asteroid will pass 20,000 miles from Earth in 2029—closer than GEO...
Beginner guide to light years for solar system scale:
