Science Fiction by BarrientosB

Question 5

STAR MAKER by Olaf Stapledon is considered to be the first work of fiction with his most famous concept, a fact he acknowledged. It is a hypothetical megastructure proposed by this physicist for capturing nearly all the energy from a star. Who is the namesake of this theoretical technological object that took a ring form in RINGWORLD by Larry Niven?

Freeman Dyson