Hypergravity
The term hypergravity referred to particularly intense gravity.

Large amounts of mycelial spores packed together created hyper-gravitational fields. ()

While on route to Questar M-17 on stardate 5221.3, the  experienced hypergravity more powerful then any it had previously encountered. The source turned out to be a dead star. ()

See also 
 Black hole

External links 
 
 

Physics