Hypothetical Object
Magnetic Monopole
An isolated north or south magnetic pole.
A theoretical particle carrying a single magnetic charge. Predicted by grand unified theories but never detected.
Overview
A theoretical particle carrying a single magnetic charge. Predicted by grand unified theories but never detected.
See also
Black Dwarf
A theoretical cold white-dwarf remnant.
Blue Dwarf
A predicted future fate for some red dwarfs.
Gravastar
A black-hole alternative made of exotic vacuum.
Quark Star
A neutron star compressed into quark matter.
Strange Star
A star made of strange quark matter.
Boson Star
A self-gravitating cloud of bosonic particles.