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JG Online has 44 400 YouTube subscribers and 2 389 043 views across the 90 videos we track, counted Oct 2, 2026.
Hi, I am JG Online, on this channel I talk about general science, worldbuilding and occasionally other things as well.
The Secrets of Jupiter's Great Red Spot
Manta's rings and minor moons :: Project Espa #14
Santorini 1614 BC
12 Year Channel Anniversary Q&A
The mysterious origins of the moons of Mars
Can moons have moons? :: Project Espa #13
Following the mathematics :: Project Espa #12
The Shoemaker Levy 9 Impacts of 1994
Finishing Manta's resonance chain :: Project Espa #11
The darkest moon
I made an ice world :: Project Espa #10
Tambora 1815 AD
Mercury has a weird orbit...
Gas Giant Classification ft. Times Infinity
How to make a Gas Giant (with moons) :: Project Espa #6
Orbital Resonance
Worldbuilding with Sulfur :: Project Espa #5
Adding life to my project? :: Project Espa #8
Worldbuilding too close to my star :: Project Espa #4
The story of my 11 YEARS old worldbuilding project
I made a super-Io :: Project Espa #7
A planetary plan :: Project Espa #3
A place to start :: Project Espa #1
Three stars :: Project Espa #2
Types of exotic life ft. Mr42
Life on Tora :: Project Espa #9
Rules and Goals :: Project Espa #0
The greenhouse effect on other worlds
Did we detect a biosignature on K2-18b?
Why does case exist?
I drew a 128 megapixel map of the world...
The Ediacaran Explosion ft. CambrianScience
Climate change in Europe.
Translating my favourite song into EVERY language.
Google & Answer: Answering the most googled questions about the planets
The hidden lake under the ice of Antarctica
The Caspian Sea is facing an Ecological Disaster!
Ranking the different types of stars
How big is our Solar System?
Triton: The frozen wanderer