Where is the impactor?” The question, raised during a planetary science lecture back in 2019, struck a chord with ...

When Comet 3I/ATLAS roared into the solar system this summer, it launched a scientific scramble to study what astronomers ...

A study led by researchers from the University of Sydney and the University of Adelaide has revealed how the breakup of an ...

Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is ...

The early growth of the gas giant carved rings that formed primitive meteorites and shaped the architecture of the inner ...

Far from boring, this period saw the reorganization of deep Earth in manners that prepared the way for life to grow complex.

A Harvard University professor has said that 3I/ATLAS experienced a sudden "nongravitational" acceleration while passing ...

The Origins Federation Conference gathered researchers across disciplines in the search for how life began on Earth—and maybe elsewhere ...

Researchers rarely get a glimpse of an interstellar object up close like 3I-ATLAS, so they have jumped on the opportunity to learn about its composition, which can reveal how planet systems are made.

The discovery of the Kuiper Belt fundamentally reshaped our understanding of the solar system's architecture and population, revealing a far larger and more complex system than previously imagined.

The universe has quasi-moons, mini-moons, and moonlets, but no official definition of what counts as a moon.

If current extinction trends continue, global shark populations will lose much of their variety, thereby threatening ...