Cool Worlds

Subscribers 1.1M

Videos 261

Views 109.6M

Channels Like Cool Worlds

Cool Worlds covers space, astronomy, exoplanets, astroengineering and the search for extraterrestrial life and intelligence. Its content includes various deep-dive style videos on topics like habitable worlds, exoplanet atmospheres, and alien life, with a mix of thought-provoking discussions and explanatory narratives. The channel has 1.1M subscribers, 109.6M total views, 261 videos published, and uploads are ongoing since February 2016, averaging about 1.2M views per video.

AI summary

Similar Channels

We found 44 YouTube channels similar to Cool Worlds

#1

Kyplanet

89% relevance

Subscribers 112K

Videos 208

Views 11.3M

Appearances 16

SERP 97%

Similarity 83%

habitable worlds astronomical exoplanets planetary habitability

Both target audiences for habitable worlds and planetary habitability, with high search overlap on queries like habitable worlds and exoplanets, and a strong content alignment around astrophysical topics (83% content match).

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#2

Biblaridion

84% relevance

Subscribers 158K

Videos 136

Views 16.9M

Appearances 15

SERP 100%

Similarity 74%

alien biospheres

Shares a focus on alien biospheres and life-bearing worlds, matching the audience via queries about alien biospheres and analogous exoplanet habitability, though Biblaridion’s content emphasizes speculative biosignatures (100% search overlap, 74% content).

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#3

Astrum Extra view on YouTube

82% relevance

Subscribers 276K

Videos 168

Views 52.5M

Appearances 13

SERP 84%

Similarity 81%

space telescopes life in the universe astronomical exoplanets

Converges on life in the universe and exoplanets with substantial search alignment on space telescopes and life questions; content is highly aligned (81% content match) though may vary in visual style.

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Kurzgesagt – In a Nutshell YouTube channel thumbnail

#4

Kurzgesagt – In a Nutshell view on YouTube

81% relevance

Subscribers 25.1M

Videos 349

Views 3.6B

Appearances 10

SERP 83%

Similarity 80%

extraterrestrial life astronomy and space alien civilizations

Shares broad astronomy and extraterrestrial life topics and a similar audience interest in space, with strong search overlap on alien life and space themes (83%), and closely matched explanatory style (80% content).

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#5

NASA view on YouTube

81% relevance

Subscribers 12.7M

Videos 6K

Views 969.1M

Appearances 12

SERP 95%

Similarity 72%

habitable worlds space telescopes astronomical exoplanets

Aligns on habitable worlds and astronomical exoplanets with near-total search overlap and a complementary focus on space telescopes, providing similar subject matter at an authoritative level (72% content match).

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#6

Destiny view on YouTube

76% relevance

Subscribers 2.0M

Videos 311

Views 393.5M

Appearances 6

SERP 67%

Similarity 82%

habitable worlds habitable zone planets alien life signals

Targets habitable worlds and alien life signals, overlapping on habitable zones and exoplanet queries; content is somewhat aligned but Destiny’s format and storytelling differ (82% content, 67% search).

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Content Landscape

Top competitors include Kurzgesagt – In a Nutshell (81% match) and NASA (81% match), both sharing queries on extraterrestrial life, space, astronomy and habitable worlds. Astrum Extra (82% match) aligns with space telescopes and life in the universe, while Kyplanet (89% match) and Biblaridion (84% match) connect through habitable worlds, planetary habitability, and alien biospheres. Cool Worlds has 1.1M subscribers; Kurzgesagt and NASA dwarf it with 25.1M and 12.7M subscribers respectively, while Astrum Extra has 276K, Kyplanet 112K, and Biblaridion 158K. Competitors overlap on queries about habitable worlds, exoplanets, and life in the universe, indicating similar audience interests and content focus.

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Video Highlights

Didn't Make the Cut

38 additional channels that were close

Rank	Relevance	Channel	Similarity	Subscribers	SERP	Appearances
#7	76%	Astrum	81%	2.8M	68%	8
#8	72%	John Michael Godier	81%	491K	59%	6
#9	71%	Kosmo	82%	810K	54%	7
#10	68%	Anton Petrov	82%	1.6M	47%	4
#11	68%	NASA Goddard	76%	1.7M	55%	4
#12	67%	Insane Curiosity	81%	620K	45%	6
#13	66%	NASA Astrobiology	81%	26.4K	44%	6
#14	65%	Late Science	82%	105K	41%	10
#15	65%	Isaac Arthur	80%	873K	42%	4
#16	63%	History of the Universe	77%	1.1M	43%	6
#17	63%	Celestium	82%	161K	35%	4
#18	62%	Spark	75%	2.0M	43%	7
#19	62%	Cool Worlds Podcast	81%	36.6K	34%	5
#20	62%	Veritasium	79%	20.4M	37%	3
#21	61%	Jared Owen	73%	4.3M	43%	3
#22	60%	Big Think	78%	8.6M	34%	6
#23	60%	CrashCourse	68%	16.9M	47%	3
#24	59%	What If	77%	8.8M	34%	7
#25	59%	Cambridge University Astronomy	82%	10.9K	26%	1
#26	59%	Actual Space	81%	43.6K	26%	4
#27	58%	Dr. Becky	84%	852K	20%	2
#28	58%	StarTalk	80%	5.4M	24%	4
#29	58%	WIRED	73%	12.8M	35%	4
#30	57%	Science Channel	67%	5.3M	42%	7
#31	57%	Professor Dave Explains	72%	4.2M	34%	3
#32	57%	OSIRIS-REx Mission	73%	7.7K	32%	2
#33	56%	NASA Video	78%	1.0M	24%	2
#34	55%	Divergent Files	77%	14.8K	21%	1
#35	54%	GOTO Conferences	68%	1.1M	33%	3
#36	54%	The Space Race	75%	712K	21%	5
#37	53%	Real Engineering	71%	5.0M	27%	2
#38	53%	The Diary Of A CEO Clips	71%	2.3M	26%	1
#39	52%	Lex Fridman	73%	5.0M	21%	4
#40	51%	ABC News (Australia)	64%	2.5M	31%	3
#41	49%	BBC	66%	15.4M	25%	4
#42	49%	NEON Science	68%	13.2K	21%	1
#43	49%	Cole Evyx	64%	25.6K	26%	1
#44	49%	World Climate Research Programme	67%	3.7K	21%	1

Search Queries Used

exoplanet atmospheres habitable worlds extraterrestrial life exoengineering astronomy and space space telescopes alien civilizations cool worlds life in the universe astronomical exoplanets planetary habitability search for life in space cosmic exploration astrobiology stellar systems habitable zone planets alien life signals exoengineering concepts space telescope data astrobiology basics extraterrestrial intelligence search cool world climates biosignature detection stellar habitable zones exoarchaeology ideas life in star systems planet formation theories remote life detection terrestrial exoplanets space mission concepts cosmic climate models alien biospheres astronomical spectroscopy

Frequently Asked Questions

Which YouTube channels are most similar to Cool Worlds?

Cool Worlds's biggest competitors on YouTube are Kyplanet (89% match, 112K subscribers), Biblaridion (84% match, 158K subscribers), and Astrum Extra (82% match, 276K subscribers). They share a focus on astronomy, space science, and exoplanet-related topics, appealing to a similar audience.

What type of content does Cool Worlds make?

Cool Worlds creates videos about astronomy, astrophysics, and exoplanets, with titles like A Journey to the End of the Universe and JWST Surveyed a Jupiter-like Exoplanet for Exomoons: Results. The channel uploads content that leads to an average of about 1.2M views per video, with multiple recent uploads indicating a recurring posting schedule (exact frequency not specified).

How do we determine which channels are similar to Cool Worlds?

We analyze Cool Worlds'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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