HASHTAGS/#blackhole

#blackhole

The most viral posts using #blackhole across TikTok, Instagram, X, Facebook and Pinterest — ranked by real engagement tracked by ViralHunt.

562posts tracked
46.5Mtotal engagement
6networks

We track 562 posts using #blackhole across 6 networks, carrying 46.5M engagement between them — an average of 82.7K per post.

It is used most on Instagram: 392 of the 562 posts we hold, 70% of the total.

Where it performs hardest per post, though, is TikTok, averaging 176.6K — so the tag is posted most in one place and lands best in another, which is exactly the difference worth knowing before choosing where to use it.

Ranking comes from the posts themselves rather than from how often the tag appears, and it is recalculated as new posts are collected. How we measure this →

Top #blackhole posts ALL NETWORKS

INST
Time Travel into Future Universe ⏱ - #universe #universo #space #interstellar #future #futuro #interestelar #blackhole #space #astronauts #edit #fyp #
@afterspace._ · Instagram
6.8M
TIKT
I heard we’re doing science edits… #spacetok #space #science #blackhole #astrokobi
@astrokobi · TikTok
2.9M
TIKT
Blackholes - Monsters of the Universe #universe #space #blackhole #4k #fyp
@snshortsyt · TikTok
2.4M
TIKT
the most interesting thing in space. #blackhole #space
@adotgttm__ · TikTok
2.2M
INST
If the Sun were to suddenly vanish, Earth would continue orbiting as if nothing happened for approximately 8 minutes and 20 seconds. This is because c
@sour._truth · Instagram
1.8M
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Most viral #blackhole on Instagram

INST
Time Travel into Future Universe ⏱ - #universe #universo #space #interstellar #future #futuro #interestelar #blackhole #space #astronauts #edit #fyp #
@afterspace._ · Instagram
6.8M
INST
If the Sun were to suddenly vanish, Earth would continue orbiting as if nothing happened for approximately 8 minutes and 20 seconds. This is because c
@sour._truth · Instagram
1.8M
INST
Black holes might be useful for getting rid of garbage or even some of one’s friends. —Stephen Hawking Tag someone who loves space and black hole. Fo
@astrouzzam · Instagram
1.4M
INST
🚀 Explore the Cosmos with me! 💫 Follow @stellar.science for more Space and Astronomy content ✨ Dm for any queries or credit/removal [Related Tags] #
@stellar.science · Instagram
1.2M
INST
I N T E R S T E L L A R 🌌🚀💙 Love is the one thing that transcends time and space ⏳ . . Download in 4K ( https://ko-fi.com/s/c5e57322b8 ) or Visit the
@chillgrid · Instagram
1.1M
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Most viral #blackhole on TikTok

TIKT
I heard we’re doing science edits… #spacetok #space #science #blackhole #astrokobi
@astrokobi · TikTok
2.9M
TIKT
Blackholes - Monsters of the Universe #universe #space #blackhole #4k #fyp
@snshortsyt · TikTok
2.4M
TIKT
the most interesting thing in space. #blackhole #space
@adotgttm__ · TikTok
2.2M
TIKT
game: space engine #fyp #space #astronomy #ton618 #blackhole #universe #spaceengine #blackholes #astronaut #outerspace #spaceexploration #supermassive
@neoaviation · TikTok
1.4M
TIKT
Can i find back to home from TON 618? #universe #space #blackhole #milkyway #earth @joe.music161
@lin056723 · TikTok
1.2M
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Most viral #blackhole on Bluesky

BLUE
One for the record books 🏅 ESO's Very Large Telescope Interferometer has discovered the fastest known star in our galaxy. Named S301, it orbits Sagit
@eso.org · Bluesky
210
BLUE
ICYMI Our VLTI has found a star that’s breaking records! ➡️ It’s the fastest star known in our galaxy ➡️ It comes closer to the #MilkyWay ’s supermas
@eso.org · Bluesky
109
BLUE
1/2 An international team using ALMA detected high-resolution radio signals from warm gas surrounding a supermassive #blackhole (SMBH), dating back ab
@drnereide.bsky.social · Bluesky
47
BLUE
The information paradox at the heart of every black hole Einstein's general relativity gives us black holes with zero entropy. That can't be right,
@startswithabang.bsky.social · Bluesky
35
BLUE
🧵 Very dense stars, such as old millisecond pulsars and white dwarfs, could harbor a tiny #blackhole as massive as a truck. A new study does not assu
@drnereide.bsky.social · Bluesky
34
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Most viral #blackhole on X / Twitter

X /
Everything we now know about the Milky Way’s supermassive #BlackHole (via @StartsWithABang)
@AlbertEinstein · X / Twitter
209
X /
Via @LIGO: We don't know if #GW190814 is the heaviest known #NeutronStar, or the lightest known #BlackHole: either way is a big challenge for our theo
@AlbertEinstein · X / Twitter
192
X /
Stephen Hawking was right about black holes 'evaporating,' strange new study shows (via @NBCNewsMACH) #blackhole
@AlbertEinstein · X / Twitter
159

Most viral #blackhole on Pinterest

PINT
Interesting Facts About Universe
@factrepublic · Pinterest
423
PINT
I N T E R S T E L L A R 🚀✨ Love is the force beyond time and space ❤️⌛ 💬 Which artwork pulls you in the most? 🌠 🔖 Save this post if your soul d
@chillvibesart · Pinterest
140

Most viral #blackhole on Mastodon

MAST
Here’s a commission I painted over the summer for a friend to give to his wife. During their time together, they’ve had a total of eight cats. So the
@gwenbeads · Mastodon
88

#blackhole in five questions

What is #blackhole and where is it used?

A hashtag with 562 posts tracked by ViralHunt across 6 networks, mostly on Instagram (392 posts). Those posts add up to 46.5M engagement, about 82.7K per post.

Where does #blackhole perform best?

On TikTok: 176.6K engagement per post on average, even though it is posted more on Instagram. It is used in one place and works better in another.

When do people post with #blackhole?

Mostly on Thursdays, around 15:00 UTC: 34% of the 559 dated posts fall in the three hours around that time. Posting when the tag is active is posting when someone is reading it.

Who uses #blackhole most?

itscosmoknowledge (Instagram, 313 posts), cosmoknowledge (TikTok, 53 posts), science (Instagram, 6 posts), nebula.galaxies (Instagram, 6 posts), uncover.quantum (Instagram, 6 posts), sciencechannel (TikTok, 5 posts).

Which hashtags go with #blackhole?

Other tags with volume on the same networks: #musicsky, #twitch, #anime, #nzpol, #ai, #science.

When people post with #blackhole

Hour of day and day of the week of the 559 dated posts carrying this tag (times in UTC). The busiest hour and day are marked.

By hour (UTC)

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By weekday

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Explore more hashtags

#musicsky#twitch#anime#nzpol#ai#science#furry#rnb#nature#streetphotography#eck#fyp