Michigan State University and NASA researchers discover seven dark comets that reveal new solar system secrets.

Stunning photos show bright comet lighting up the dark skies above ESO'sParanal Observatory, future home of the world's ...

The so-called 'planetesimal belts' are filled with tiny millimeter-sized particles created by collisions between comets.

Mars's moon Phobos is so strange that no one knows how it formed. But a forthcoming mission could solve this mystery - and a ...

Comet ATLAS (C/2024 G3) came within 8.3 million miles of the sun on January 13 as it reached its perihelion, and is now disintegrating.

Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

G3 (ATLAS) blazed past the Sun, captured in stunning detail by the SOHO spacecraft. Scientists used its passage to study how ...

Dec. 19, 2024 — New studies offer a clearer picture of how the outer solar system formed and evolved based on analyses of trans-Neptunian objects (TNOs) and centaurs. The findings reveal the ...

Reintroducing Hawaii's sacred crow, how desert ants find their way, pterosaurs paddle-like tails, and how gophers rebuild ...

New observations suggest that Comet C/2024 G3 (ATLAS), which recently became visible to the naked eye, might be breaking ...