In A Nutshell Arrokoth, a snowman-shaped object billions of miles from Earth, is one of the oldest and least-disturbed relics of the early solar system Scientists have long debated whether its two ...

Researchers simulated how gravitational collapse forms two-lobed contact binaries in the Kuiper Belt without destructive collisions.

Astronomers have analyzed the data from long-term radio observations of a binary pulsar known as PSR J1906+0746. Results of ...

An international research team announces the discovery of a new exoplanet orbiting a binary star system. Named HD 143811 b, ...

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 identified a rare type of binary star system containing a rapidly spinning millisecond pulsar and a helium star companion, formed via common envelope evolution. Although such systems ...

The Kuiper Belt object Altjira was thought to be a binary, but closer analysis suggests that it is highly likely to be a triple system This raises the question of the three-body problem; if Altjira ...

(THE CONVERSATION) 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 ...