What is #cosmos used for?

#cosmos is a popular hashtag used on Instagram, TikTok, YouTube, and LinkedIn to categorize content. It has 43 related hashtags. The best hashtags to pair with #cosmos are: #universe, #space, #astrophysics, #astronomy, #galaxy.

What are the best hashtags to use with #cosmos?

Based on analysis of 949 posts, the top hashtags to combine with #cosmos are: #universe, #space, #astrophysics, #astronomy, #galaxy. These have high relevance scores averaging 13% and are used by 70% of top-performing posts.

How many hashtags should I use with #cosmos?

For Instagram, use 20-30 hashtags including #cosmos. For TikTok, use 3-5 hashtags. For YouTube, use 3-5 in description. For LinkedIn, keep it to 3-5 professional hashtags. Studies show this can increase engagement by +20%.

How do I use #cosmos on Instagram?

On Instagram, add #cosmos in your caption or first comment with 20-30 related hashtags. Best tags to combine: #universe, #space, #astrophysics. Use in Stories and Reels for extra discovery.

Does #cosmos work on TikTok?

Yes! Use #cosmos with 3-4 related hashtags like #universe and #space. Posts using #cosmos see 2x more reach on average. TikTok prioritizes content quality, so pair with trending sounds.

Can I use #cosmos on YouTube?

Yes, add #cosmos to your video title — first 3 hashtags appear above the title. Include related tags like #universe, #space in your description. Works great for YouTube Shorts.

Is #cosmos still popular in 2026?

Yes! #cosmos remains highly popular in 2026 with 43 related hashtags and 949+ posts analyzed. 70% of top-performing posts in this niche use #cosmos or related tags.

What hashtags are similar to #cosmos?

Similar hashtags to #cosmos include: #universe, #space, #astrophysics, #astronomy, #galaxy, #cosmology, #nasa, #cosmosflower. These share 13% average relevance and can increase reach by 2x when used together.

#cosmos

Discover 43 trending hashtags related to #cosmos for Instagram, TikTok, YouTube & LinkedIn in 2026.

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Best hashtags to use with #cosmos:

#universe, #space, #astrophysics, #astronomy, #galaxy

Based on analysis of 949 posts • 43 related hashtags found

📊 #cosmos Statistics & Insights

70%

of top posts use related tags

avg reach with #cosmos

+20%

engagement boost

optimal hashtags (IG)

Data based on analysis of 949+ posts using #cosmos • Updated 2026

Related Tags

949

Post Connections

13%

Avg Relevance

Copy & Paste #cosmos Hashtags

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Instagram Hashtags

30 hashtags • Caption or comment

#cosmos #universe #space #astrophysics #astronomy #galaxy #cosmology #nasa #cosmosflower #universo #cosmic #hubble #astronomer #interstellar #galaxias #milkyways #telescope #carlsagan #solarsystem #nebula #hubblehangout #stars #galaxies #outerspace #palebluedot #spacefacts #astronomi #astronomia #astrophoto #thedailycosmos

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TikTok Hashtags

5 hashtags • Video caption

#cosmos #universe #space #astrophysics #astronomy

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YouTube Hashtags

5 hashtags • Title & description

#cosmos #universe #space #astrophysics #astronomy

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LinkedIn Hashtags

5 hashtags • Professional posts

#cosmos #universe #space #astrophysics #astronomy

How to Use #cosmos on Each Platform

Platform-specific strategies to maximize your reach with #cosmos

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Instagram

20-30 hashtags recommended

✓Add #cosmos in your caption or first comment
✓Mix #universe, #space, #astrophysics for best reach
✓Use in Stories and Reels for extra discovery
✓Combine popular hashtags with niche-specific ones
→Pro tip: Save hashtag sets for quick reuse

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TikTok

3-5 hashtags recommended

✓Less is more — use #cosmos + 3-4 related tags
✓Check FYP trends for #cosmos variations
✓Pair with trending sounds for algorithm boost
✓Content quality matters more than hashtag count
→Pro tip: Add hashtags at end of caption

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YouTube

3-5 hashtags recommended

✓Add #cosmos in video title for visibility
✓First 3 hashtags show above video title
✓Include in description with related: #universe, #space
✓Add to video tags for search ranking
→Pro tip: Use Shorts with hashtags for discovery

💼

3-5 hashtags recommended

✓Keep #cosmos professional and industry-relevant
✓Add hashtags at the end of your post
✓Follow #cosmos to engage with community
✓Combine with thought leadership content
→Pro tip: Check hashtag followers before using

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#cosmos

Best hashtags to use with #cosmos:

📊 #cosmos Statistics & Insights

Copy & Paste #cosmos Hashtags

Related Hashtags for #cosmos

How to Use #cosmos on Each Platform

Instagram

TikTok

YouTube

LinkedIn

People Also Ask About #cosmos

Explore More Hashtags

#cosmos

Best hashtags to use with #cosmos:

📊 #cosmos Statistics & Insights

Copy & Paste #cosmos Hashtags

Related Hashtags for #cosmos

How to Use #cosmos on Each Platform

Instagram

TikTok

YouTube

LinkedIn

People Also Ask About #cosmos

What is #cosmos used for?

How many hashtags should I use with #cosmos?

What are the best hashtags to use with #cosmos?

Does #cosmos work on TikTok?

How do I use #cosmos on Instagram?

Is #cosmos still popular in 2026?

What hashtags are similar to #cosmos?

How to get more likes with #cosmos?

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