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

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

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 ...

Comet G3 ATLAS faced just such a perilous passage, reaching perihelion 14 million kilometers from the Sun on January 13th.

Comet ATLAS (C/2024 G3) came within 8.3 million miles of the sun on January 13, reaching the perihelion of its massive, 160,000-year orbit through our solar system. The comet was only first ...

"There is little question that, with its daylight display and spectacular evening apparition in a moonless sky, Comet 2024 G3 ...

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

Scientists studying samples that NASA collected from the asteroid Bennu found a wide assortment of organic molecules that ...