International researchers are engaged in a complex study of two planets in deep space that appear to have an average density ...

Key science: Stellar dynamics, N-body simulations, planetary orbital stability, and galactic gravitational potentials.

A pair of giant planets circling a star more than 1,100 light-years from Earth looks almost too bloated to be real. Each ...

NASA's TESS space telescope has discovered two 'super puffy' giant planets with the density of cotton candy.

The ESA's dark universe spacecraft Euclid has studied the heart of the Milky Way, creating the largest and most detailed ...

Exomoons are a hot topic in the science community, as none have been confirmed with astronomers finding new and creative ways to identify them. But while astronomers have searched for exomoons ...

TOI-5882 looks, at first glance, like an ordinary sun-like star. However, its outer layers hold more lithium than astronomers ...

A pair of sibling gas giants originally spotted by citizen scientists are so lightweight that their density resembles wispy ...

Can stars eat planets? This is what a recent study published in Nature hopes to address as a team of international researchers led by ASTRO 3D researchers investigated how some pairs of twin stars ...

Washington DC — New theoretical work shows that gas-giant planet formation can occur around binary stars in much the same way that it occurs around single stars like the Sun. The work is presented ...