Publisher from verso of t.p. Series from preface. I. Historical sketch: the early period -- II. Historical sketch: the modern period -- III. Observing methods, visual binary stars -- IV. The orbit of ...

The discovery could lead to the finding of more planets. Astrophysicists are marveling at the latest celestial discovery made near the Milky Way's supermassive black hole. Scientists have uncovered ...

Stars are the fundamental building blocks of our universe. Most stars host planets, like our sun hosts our solar system, and if you look more broadly, groups of stars make up huge structures such as ...

Astronomers have made a groundbreaking discovery of three Earth-sized planets orbiting within a compact binary star system. This rare configuration, where planets circle two stars simultaneously, ...

For the first time, astronomers have spotted a rapidly spinning neutron star that is gravitationally bound to a helium star companion. The discovery of this unusual binary system helps confirm a long ...

A bizarre planet defies cosmic norms: scientists have confirmed a giant planet orbiting in reverse around one star in a close binary system—an arrangement previously thought impossible. Using advanced ...

Andrej Prša receives funding from the National Aeronautics and Space Administration. Stars are the fundamental building blocks of our universe. Most stars host planets, like our Sun hosts our solar ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Stars are the fundamental building blocks of our ...