Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of our Solar System. The planet sizes tested were 1 percent of Earth's mass, ...

19, 2024 — Scientists have unveiled groundbreaking research on the origins of lunar water, offering insights that could reshape our understanding of the Earth-Moon system and the broader solar ...

The OSIRIS-REx mission returned to the sample to Earth in September of 2023, and these studies show that it contains amino ...

Harvard and Smithsonian (CfA), and its Submillimeter Array (SMA), were critical for identifying a cache of belts surrounding other stars beyond the sun where comets may reside. Regions around 74 stars ...

NASAs Perseverance rover has collected a historic rock sample dating back to the Noachian era on Mars. This discovery could ...

Each simulation ran for millions of years, tracking the ripple effects on the solar system’s structure and stability. The results showed that smaller super-Earths, with masses up to twice that ...

The space rock is heading in our direction at some 18,700 miles per hour, according to the space agency's data.

Our Solar System is a carefully balanced celestial dance held together by a virtually perfect balance of gravity and inertia. The researchers were inspired by a puzzling fact: many Solar Systems like ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien astronomers could also be scanning Earth.

and may even have provided the right conditions for life on Earth. But as far as we know, no other bodies in the solar system exhibit plate tectonics today. Why is our world different?