Could a human enter a black hole to study it?(theconversation.com)

14 pointsby othellovor 12 Monaten3 comments

Could a human enter a black hole to study it?

https://theconversation.com/could-a-human-enter-a-black-hole-to-study-it-153364

3 comments

Betteridge’s law of headlines says that any headline that ends with a question mark can be answered with the word “no”.

Could a human enter a black hole to study it? No. Like obviously not.

Nevertheless, it’s a very fun and interesting article. Great quotes include:

   This implies … that the black hole’s pull on a person will differ by a factor of 1,000 billion times between head and toe, depending on which is leading the free fall. …

   The person would experience spaghettification, and most likely not survive being stretched into a long, thin noodlelike shape.

positr0nvor 12 Monaten

> Could a human enter a black hole to study it? No. Like obviously not.

That is incorrect. With a large enough black hole the event horizon is not a significant feature at human scale. Spaghettification will not occur. A human could easily dip inside the event horizon without damage.

Though of course once you go in there's no going back out!

karmakazevor 12 Monaten

Obviously yes (if you think about event horizons of different sized ones).

> there is a [...] catch: A human can do this only if the respective black hole is supermassive and [...]