A fresh analysis of gravitational wave data from a 2020 collision between a black hole and a neutron star has produced the first measured evidence of an eccentric, oval-shaped orbit in this type of ...

Scientists have uncovered the first robust evidence of a black hole and neutron star crashing together but orbiting in an ...

Add Yahoo as a preferred source to see more of our stories on Google. In a binary star system, two stars orbit around each other. ESO/L. Calçada, CC BY Stars are the fundamental building blocks of our ...

GW200105 reveals an eccentric orbit before merger, challenging formation models.

The catastrophic collision of a black hole and a neutron star sent ripples across the universe. New analysis of those ripples ...

Astronomers have confirmed a giant planet orbiting a tightly bound pair of young stars, marking a first in direct exoplanet imaging. The planet, known as HD 143811 AB b, is the closest-in world ever ...

How many Earth-sized exoplanets orbit binary star systems (two-star systems)? This is what a recent study accepted by Astronomy & Astrophysics hopes to address as an international team of researchers ...

A team of astronomers observed a confused exoplanet orbiting its two parent stars in a highly unusual way. As New Scientist reports, the planet, which was first discovered in 2004, is located in a ...

Right angle Illustration of 2M1510 showing the orbits of the two brown dwarfs (in blue) and that of the planet (in orange). (Courtesy: ESO/L Calçada) The first strong evidence for an exoplanet with an ...

Apples-to-apples comparisons in the distant universe are hard to come by. Whether the subject is dwarf galaxies, supermassive black holes, or 'hot Jupiters,' astronomers can spend months or years ...

Astronomers have reported observations of a rare star system consisting of one star orbiting a system of three more tightly ...