neutron star

noun

: a dense celestial object that consists primarily of closely packed neutrons and that results from the collapse of a much larger stellar body

Examples of neutron star in a Sentence

Recent Examples on the Web

The group calculated that approximately one in three gravitational waves of the right sort (neutron star collisions work best since their mergers last longer than black hole mergers) would make the bar ring with one quantum unit of energy. —Charlie Wood, Quanta Magazine, 30 Oct. 2024

These systems are made up of the black hole and a secondary object like a star, much denser neutron star, or another black hole. —Laura Baisas, Popular Science, 23 Oct. 2024

There are even proposals to use gravitational-wave signals from merging black holes and neutron stars. —Marc Kamionkowski, Scientific American, 15 Oct. 2024

Additionally, the IceCube Neutrino Observatory, buried deep in the Antarctic ice, detects high-energy neutrinos from distant astrophysical sources, offering invaluable insights into the universe's most violent phenomena, such as black holes and neutron stars. —Shelli Brunswick, Forbes, 11 Oct. 2024

Word History

First Known Use

1934, in the meaning defined above

Kids Definition

neutron star

noun

: a very dense object in space that consists of closely packed neutrons and is produced by the collapse of a much larger star