Isaac Arthur

Subscribers 873K

Videos 920

Views 165.6M

Channels Like Isaac Arthur

Isaac Arthur covers science, futurism, and space exploration concepts with a strong emphasis on scientifically grounded speculation and science fiction. The channel features deep-dives and explorations into topics such as interstellar travel, exoplanets, terraforming, space habitats, and cosmic engineering, blending known science with far-future ideas. With 920 videos published since Jan 18, 2012, it maintains an uploading cadence that yields a wide library of content and averages around 40.2K views per video. The channel operates from the United States and targets viewers interested in space, physics, and futurism, as reflected by its descriptive keywords.

AI summary

Similar Channels

We found 48 YouTube channels similar to Isaac Arthur

#1

Kyplanet

86% relevance

Subscribers 112K

Videos 208

Views 11.3M

Appearances 9

SERP 100%

Similarity 76%

exoplanet habitats space colonization habitable exoplanets potential

Both target exoplanet habitats and space colonization; Kyplanet shares Isaac Arthur’s audience with high search overlap on exoplanet habitability (86% match) and 76% content similarity, focusing on habitat potential rather than purely theoretical concepts.

AI summary

#2

Cool Worlds view on YouTube ▶

79% relevance

Subscribers 1.1M

Videos 261

Views 109.6M

Appearances 10

SERP 76%

Similarity 80%

interstellar travel concepts advanced propulsion artificial gravity space

Similar focus on interstellar travel concepts and advanced propulsion; Cool Worlds aligns with Isaac Arthur on space propulsion and artificial gravity topics (79% match) with strong content overlap (80%), appealing to viewers curious about future tech and exploration.

AI summary

Kurzgesagt – In a Nutshell YouTube channel thumbnail

#3

Kurzgesagt – In a Nutshell view on YouTube ▶

74% relevance

Subscribers 25.1M

Videos 349

Views 3.6B

Appearances 14

SERP 79%

Similarity 70%

space colonization extraterrestrial life theories terraforming and biospheres

Shares themes of space colonization, extraterrestrial life theories, and terraforming; Kurzgesagt ranks high for space-related queries (74% match) and shows substantial content overlap (70%), but with a more animated, broad-audience style.

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PBS Space Time YouTube channel thumbnail

#4

PBS Space Time view on YouTube ▶

72% relevance

Subscribers 3.4M

Videos 436

Views 528.9M

Appearances 12

SERP 66%

Similarity 76%

interstellar travel concepts artificial gravity space interstellar propulsion concepts

Both discuss interstellar travel concepts and propulsion, including artificial gravity topics; PBS Space Time matches Isaac Arthur on search queries (66%) and content (76%), indicating similar subject matter with a slightly different presentation approach.

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John Michael Godier YouTube channel thumbnail

#5

John Michael Godier view on YouTube ▶

67% relevance

Subscribers 491K

Videos 667

Views 117.0M

Appearances 7

SERP 50%

Similarity 79%

exoplanet habitats extraterrestrial life theories space habitats design

Targets exoplanet habitats and space habitats design, overlapping in audience interest; John Michael Godier has 50% search overlap but high content overlap (79%), signaling similar topics delivered in a different style.

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Insane Curiosity YouTube channel thumbnail

#6

Insane Curiosity view on YouTube ▶

65% relevance

Subscribers 620K

Videos 1.9K

Views 108.8M

Appearances 8

SERP 49%

Similarity 76%

interstellar travel concepts space colonization astrobiology life in space

Covers interstellar travel concepts, space colonization, and astrobiology; shows moderate search overlap (49%) but strong content similarity (76%), indicating a similar niche presented with a more sensational or curiosity-driven approach.

AI summary

Content Landscape

Discovered competitors include Kyplanet (86% match) and Cool Worlds (79% match) as the top two. Both channels share overlapping queries with Isaac Arthur around exoplanet habitats, space colonization, interstellar concepts, and advanced propulsion. Kyplanet has 112K subscribers, while Cool Worlds has 1.1M subscribers, indicating a size difference where Isaac Arthur (873K) sits between them. Additional overlapping channels include Kurzgesagt – In a Nutshell (74% match) and PBS Space Time (72% match), which also address space colonization, extraterrestrial life theories, and related biosphere topics. These competitors collectively reflect common search intents such as space habitats, terraforming, and interstellar ideas, forming a competitive landscape in science-futurism and space exploration content.

AI summary

Video Highlights

Didn't Make the Cut

42 additional channels that were close

Rank	Relevance	Channel	Similarity	Subscribers	SERP	Appearances
#7	64%	Fraser Cain	75%	489K	49%	9
#8	64%	StarTalk ▶	73%	5.4M	50%	8
#9	61%	Real Engineering ▶	69%	5.0M	49%	4
#10	59%	Spacedock ▶	80%	467K	28%	7
#11	59%	Astrum ▶	73%	2.8M	38%	6
#12	59%	Cosmic Echo	78%	51.1K	30%	3
#13	58%	Xandros	83%	57.7K	21%	2
#14	57%	NASA ▶	71%	12.7M	36%	7
#15	57%	Event Horizon	79%	332K	24%	2
#16	57%	What If ▶	75%	8.8M	29%	8
#17	55%	Destiny ▶	79%	2.0M	20%	3
#18	55%	smallstars	76%	78.7K	24%	2
#19	55%	The Overview Effekt	80%	155K	17%	4
#20	55%	Big Think ▶	73%	8.6M	28%	3
#21	54%	Kyle Hill ▶	76%	2.8M	21%	2
#22	54%	BRIGHT SIDE ▶	74%	44.7M	24%	5
#23	53%	Astrum Extra ▶	78%	276K	17%	2
#24	53%	Stargaze ▶	76%	578K	20%	1
#25	53%	Anton Petrov ▶	76%	1.6M	19%	3
#26	53%	DamiLee ▶	77%	2.3M	16%	2
#27	53%	NASA Astrobiology	75%	26.4K	19%	4
#28	53%	Merkarenicus	77%	1.7K	16%	1
#29	53%	Future City Music	74%	51K	20%	4
#30	52%	NASA's Ames Research Center	73%	143K	22%	3
#31	52%	Scott Manley ▶	76%	1.8M	16%	2
#32	52%	David Shapiro ▶	70%	189K	26%	2
#33	52%	Astron Era	70%	1.5K	24%	2
#34	51%	SciMind	73%	21.5K	19%	2
#35	51%	The Space Race ▶	73%	712K	18%	5
#36	51%	Urban Planner Explained ▶	66%	50.7K	29%	3
#37	51%	Science Time ▶	74%	1.1M	17%	6
#38	50%	High On Design	71%	1.7K	19%	2
#39	50%	Science Workshop	73%	12.7K	16%	1
#40	50%	California Academy of Sciences	64%	246K	29%	2
#41	50%	GE Aerospace	67%	104K	23%	2
#42	49%	The Royal Institution ▶	71%	1.7M	17%	5
#43	49%	Progress - Science Documentaries	71%	295K	17%	2
#44	49%	Gurunay	68%	2.5K	20%	1
#45	48%	Archaeosoup	70%	30.1K	16%	1
#46	48%	Richard J Murphy ▶	66%	346K	21%	2
#47	47%	Simple Paint ▶	67%	346K	16%	1
#48	45%	TEDx Talks ▶	64%	44.2M	17%	5

Search Queries Used

space futurism interstellar travel concepts exoplanet habitats space colonization extraterrestrial life theories advanced propulsion space habitats design astronautics future tech astrobiology life in space cosmic engineering stellar communication artificial gravity space orbiting hotels post-scarcity economy terraforming and biospheres interstellar propulsion concepts habitable exoplanets potential space habitat design ideas terraforming feasibility studies astrobiology life detection advanced propulsion methods stellar-scale engineering cosmic expansion theories post-scarcity society models alien communication theories artificial gravity mechanisms space elevator feasibility orbital city designs habitable moon colonies exoarchaeology potential bioengineering for space solar sails propulsion deep space exploration ethics planetary protection policy subsurface ocean worlds

Frequently Asked Questions

Which YouTube channels are most similar to Isaac Arthur?

Kyplanet — 86% match, 112K subscribers; Cool Worlds — 79% match, 1.1M subscribers; Kurzgesagt – In a Nutshell — 74% match, 25.1M subscribers. All three share a focus on science, futurism, and space topics, producing explainers and speculative content similar to Isaac Arthur.

What type of content does Isaac Arthur make?

Isaac Arthur creates science and futurism content about space exploration, physics, and cosmology. Recent videos cover topics like sci-fi technologies, alien life, panspermia, and post-scarcity economies, with an average of about 40.2K views per video and multiple uploads per week.

How do we determine which channels are similar to Isaac Arthur?

We analyze Isaac Arthur's recent videos, generate topic-relevant search queries, check YouTube search results, and compare the meaning of each channel's content to measure similarity. The result is a ranked list sorted by SERP overlap, semantic similarity, and search appearances.

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