Scientists may add a new dwarf planet to the official roster of our solar system. The distant, icy body, provisionally dubbed ...

A large icy world beyond Pluto could join the dwarf planet roster. Rubin observations and older images traced its orbit, but ...

Astronomers have uncovered evidence of a bizarre, potentially historic discovery: the first moon ever detected beyond our ...

As far-fetched as it may seem, quirks of orbital mechanics could allow hundreds of planets to be packed around a star ...

You can be moving at extraordinary speed and still feel completely stationary. The reason comes down to the difference between velocity and the changes in motion your body can actually detect.

Discovery suggests raw ingredients for life are common in the dusty discs out of which planets are born.

Spiral Galaxy from Kirkland et al. CREDIT Chris Kirkland and colleagues. A new study of zircon crystals from two of Earth’s oldest continents indicates that the formation of Earth’s continental crust ...

This video depicts a simulation of millions of small solar system objects that astronomers said the Vera C. Rubin Observatory will discover in the next 10 years. Video via Jake Andrew Kurlander/ ...

Our solar system is a smashing success. A new study suggests that from its earliest period — even before the last of its nebular gas had been consumed — Earth’s solar system and its planets looked ...

Oh, we humans do love a cleanly defined boundary, don’t we? They make things easier, after all. If we’re trying to categorize something, knowing what labeled bin to put it in is handy. If we’re ...

Astronomers say they have have detected a radio emission from Beta Pictoris b, an exoplanet 63 light-years from Earth, according to new research.

And the earth was without form and void, and darkness was upon the face of the deep. Sometimes, if the night is dark and clear enough, you can look up and see the Milky Way in its arc across the sky.