Scientists have discovered a new type of planetary collision called “kiss-and-capture,” where Pluto and proto-Charon briefly connected and spun together before separating into their current orbital ...

While Charon is currently listed as a satellite or moon by the International Astronomical Union (IAU), consideration is being given to it perhaps being classified as a dwarf planet in its own right, ...

Using the Atacama Large Millimeter Array, astronomers have discovered icy exocomet belts circling 74 different alien planetary systems.

It is thus only fitting for a goddess to be named for none other than the door hinge: Cardea. And now, thanks to Clay ...

This once-in-a-generation shift is a pivotal power play in a saga that will unfold in the years and decades to come.

Rumya Sundaram, Citizen Scientist Coordinator for the Key Biscayne Community Foundation, will present this month’s Citizen ...

Skywatchers: A six-planet alignment peaks this week as Mars, Jupiter, Uranus, Neptune, Venus, and Saturn come together for ...

University of Arizona researchers have unveiled evidence of romance at the farthest reaches of the solar system: a cosmic ...

Mars will be making its closest approach to Earth in two years, and thus, the mighty red planet, named for the god of war ...

NASA launched the New Horizons probe which would provide never-before-seen images of the dwarf planet, its moons and other objects.

Arrokoth is composed of two separate bodies, 3 and 9 miles across. In the distant past they rotated so slowly about each other that their mutual gravitational attraction caused them to come together ...