binary star systems

A Recently Discovered Double Binary System is Unstable. Stars Could Collide, Leading to a Supernova

A quadruple binary star system may reveal a common source of the supernovae we use to measure the cosmos.

5 months ago

Slimmed Down Red Giants Had Their Mass Stolen By a Companion Star

Millions of stars that can grow up to 620 million miles in diameter, known as 'red giants,' exist in our…

6 months ago

This is how you get Tatooines. Binary Star Planet Formation

One of the less appreciated aspects of George Lucas’ vision for Star Wars was that he predicted the existence of…

1 year ago

A Nearby White Dwarf Might be About to Collapse Into a Neutron Star

A white dwarf star has been found that's more massive than our Sun, but about the same size as our…

1 year ago

There are Natural Starshades Out There, Which Would Help Astronomers Image Exoplanets

A new study by an international team of astronomers has shown that eclipsing binary stars could act as a natural…

2 years ago

Of the Two Stars in Alpha Centauri, One is Probably More Habitable than the Other

A new study has shown that the Alpha Centauri is not likely to support life and that one of its…

3 years ago

An Extremely Rare Gamma Ray Emitting Neutron Star Binary Has Been Found

The VERITAS collaboration recently discovered a binary system with a very high-energy gamma-ray neutron star, the rarest and most extreme…

4 years ago

Globular Clusters Might not be as Old as Astronomers Thought. Like, Billions of Years Younger

According to a new study by a team of astronomers, globular clusters are several billion years younger than previously thought.

4 years ago

For the First Time, Astronomers Have Found a Star That Survived its Companion Exploding as Supernova

Using the Hubble Space telescope a team of astronomers have found the companion of a supernova for the first time,…

4 years ago

That Interstellar Asteroid ‘Oumuamua Probably Came From a Binary Star System

According to a new study by a team of Canadian astronomers, the interstellar asteroid 'Oumuamua likely came from a binary…

5 years ago