GJ 504 b has been one of astronomy’s stranger nearby worlds for years, a faint pink companion circling a sunlike star 57 ...

Rubin Observatory asteroid orbit catalogs carry a hidden systematic bias that has affected planetary defense calculations for ...

Currently, the closest exoplanet to Earth is Proxima Centauri b, which orbits the star Proxima Centauri, located 4 ...

Nearly a decade after astronomers first proposed that a massive, unseen world is warping the paths of the most distant known ...

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

For centuries, astronomers have sought to understand the formation and evolution of the solar system and the dynamics that govern it. In particular, there is the long-standing question of whether or ...

While life on Mars (and Venus) has long been an obsession for those wondering if we're alone, there are other places in our ...

Sky-gazers will have the opportunity to see six planets in the sky on Saturday, weather permitting, according to NASA. This planetary parade occurs due to the alignment of the planets’ orbits around ...

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

This illustration shows an exoplanet orbiting around two brown dwarfs –– objects bigger than gas-giant planets but too small to be proper stars. ESO/M. Kornmesser Astronomers have discovered a ...

Over the next several nights in the Philadelphia region, through its peak on Friday, we will have the opportunity to see all seven of our sister planets simultaneously and in a straight line, parading ...