This is a preview. Log in through your library . Abstract In this paper, characterizations of binary operations between convex bodies on the Euclidean unit sphere are established. The main result ...

An international team of astronomers reports the discovery of a new pre-main-sequence eclipsing binary system. The newfound ...

NGC 3603-A1 is a pair of giant stars locked in a rapid 3.8-day orbit. Their dynamic relationship provides clues to how ...

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 ...

What happens when a planet defies every expectation of how worlds are supposed to form and move? In the nu Octantis system, astronomers have confirmed the existence of a planet that orbits in the ...

Binary (or double) stars may in fact hinder life as we know it, new observations by the Atacama Large Millimeter/submillimeter Array (ALMA) in northern Chile, reveal. Details of the millimeter ...

Could our sun have had a partner star during the early days of the solar system? A new study suggests our sun may have had a binary companion, like the system of the planet Tatooine from the original ...

This artist’s impression shows the strange object AR Scorpii. In this unique double star a rapidly ... More spinning white dwarf star (right) powers electrons up to almost the speed of light. These ...

A research team has used both archival Hubble Space Telescope data and new observations to precisely measure the binary star system NGC3603-A1. One star weighs about 93 times the mass of our sun, ...