Galaxy mergers trigger one of the most powerful phenomena in the universe — the collision… — @holvek

Video insights

@holvek's TikTok video "Galaxy mergers trigger one of the most powerful phenomena in the universe — the collision of their supermassive black holes. As two galaxies crash together under the force of gravity, their central black holes slowly migrate toward a new, shared center of mass. This cosmic dance takes hundreds of millions of years, as trillions of stars and massive gas clouds reshape the surrounding space. During the final stage, the black holes form a tight binary pair and begin to whirl around each other at extreme speeds. They rapidly lose energy by warping space-time and emitting intense gravitational waves. Eventually, they collide and fuse into a single, even more colossal black hole, fundamentally altering the evolution and structure of the newly formed galaxy. Modern observatories, like the James Webb Space Telescope, routinely capture these events across the cosmos. Astronomers have uncovered not only dual mergers but also rare triple system collisions and "wandering" black holes kicked to the galactic outskirts by gravitational recoil. Studying these cataclysms helps scientists understand how the universe evolved and what lies ahead for our own Milky Way. #galaxy #blackhole #education #physics" has 39,224 views, 2,718 likes, 53 comments, 125 shares in the public metrics captured by this index. That is an engagement rate of 7.38% (likes, comments and shares over views). It was posted over two weeks ago and runs 9 seconds. It has been saved 647 times.

Frequently asked questions

How many views does this TikTok video have?

The capture indexed here reports 39,224 views, 2,718 likes and 53 comments.

Who posted this TikTok video?

It was posted by @holvek, who is linked from this page.

What is this TikTok video's engagement rate?

Across the captured metrics the engagement rate is 7.38% (likes + comments + shares over views).

When was this TikTok video posted?

It was posted on 2026-10-07, over two weeks ago.

What hashtags are used in this video?

The capture links 4 hashtags, starting with #blackhole.

How long is this TikTok video?

The captured clip runs 9 seconds.