A simulation of a black gap
Hotaka Shiokawa/EHT
Basic relativity teaches us that actuality is, in some sense, a matter of perspective. Think about how somebody who’s “falling” right into a black gap sees one thing utterly totally different to an observer making an attempt to observe that somebody cross the occasion horizon, a black gap’s edge.
The particular person truly making the transition past this level of no return received’t see something uncommon, though they are going to discover gravity is getting stronger and stronger. In contrast, the observer will discover that regardless of how lengthy they watch, the particular person by no means appears to really cross the occasion…