Astrum

Astrum is British YouTuber who joined in 2013, they upload videos about the universe, space, galaxies, planets, and the solar system, as well as the occasional video about weather and technology.
==Content==
=== Our Solar System's Planets ===
A series surrounding the planets located in the Solar System, originally created in 2014.
* Mars (2014)
* Mercury (2014)
* Jupiter (2015)
* Venus (2015)
* Uranus (2016)
* Neptune (2016)
* Earth (2019)
* Mercury (10 min.) (2020)
* Uranus (again) (2021)
=== Beautiful Mars Flyover Series ===
Also created in 2014, features videos of Mars' surface, aimed at relaxation.
* Ep. 1 Relaxation
* Ep. 2 Ice & Frost
* Ep. 3 Beautiful Landscapes
* Ep. 4 Weird & Bizarre
=== Top 10 ===
Lists about the universe, usually with someone else also featured.
* TBA
=== Astrum Update ===
* 2nd April (2015)
* 7th May (2015)
* 4th November (2017)
=== Hubble Images 4K ===
* TBA
=== What NASA Saw ===
* TBA.
==== What Hubble Saw ====
* TBA
=== Our Solar System's Moons ===
* Io (2018)
* Titan (2019)
* Miranda (2019)
* Triton (2019)
* Enceladus (2020)
* Europa (2020)
* Ganymede (2021)
* Callisto (2021)
=== Opportunity Rover ===
* TBA
Category:Educational YouTubers
Category:Tech YouTubers
Category:Film YouTubers
Category:Users who joined in 2013
Category:One million subscribers