What is #outerspace used for?

#outerspace is a popular hashtag used on Instagram, TikTok, YouTube, and LinkedIn to categorize content. It has 14 related hashtags. The best hashtags to pair with #outerspace are: #space, #planets, #deepspace, #falconheavy, #galaxies.

What are the best hashtags to use with #outerspace?

Based on analysis of 240 posts, the top hashtags to combine with #outerspace are: #space, #planets, #deepspace, #falconheavy, #galaxies. These have high relevance scores averaging 9% and are used by 68% of top-performing posts.

How many hashtags should I use with #outerspace?

For Instagram, use 20-30 hashtags including #outerspace. 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 +23%.

How do I use #outerspace on Instagram?

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

Does #outerspace work on TikTok?

Yes! Use #outerspace with 3-4 related hashtags like #space and #planets. Posts using #outerspace see 3.5x more reach on average. TikTok prioritizes content quality, so pair with trending sounds.

Can I use #outerspace on YouTube?

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

Is #outerspace still popular in 2026?

Yes! #outerspace remains highly popular in 2026 with 14 related hashtags and 240+ posts analyzed. 68% of top-performing posts in this niche use #outerspace or related tags.

What hashtags are similar to #outerspace?

Similar hashtags to #outerspace include: #space, #planets, #deepspace, #falconheavy, #galaxies, #spaceexploration, #galaxy, #spaceman. These share 9% average relevance and can increase reach by 3.5x when used together.

#outerspace

Discover 14 trending hashtags related to #outerspace for Instagram, TikTok, YouTube & LinkedIn in 2026.

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Best hashtags to use with #outerspace:

#space, #planets, #deepspace, #falconheavy, #galaxies

Based on analysis of 240 posts • 14 related hashtags found

📊 #outerspace Statistics & Insights

68%

of top posts use related tags

3.5x

avg reach with #outerspace

+23%

engagement boost

optimal hashtags (IG)

Data based on analysis of 240+ posts using #outerspace • Updated 2026

Related Tags

240

Post Connections

Avg Relevance

Copy & Paste #outerspace Hashtags

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Instagram Hashtags

30 hashtags • Caption or comment

#outerspace #space #planets #deepspace #falconheavy #galaxies #spaceexploration #galaxy #spaceman #cosmos #aliens #alien #intergalactic #universe #stars

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TikTok Hashtags

5 hashtags • Video caption

#outerspace #space #planets #deepspace #falconheavy

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YouTube Hashtags

5 hashtags • Title & description

#outerspace #space #planets #deepspace #falconheavy

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LinkedIn Hashtags

5 hashtags • Professional posts

#outerspace #space #planets #deepspace #falconheavy