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

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

Our Solar System is simple—one star, planets orbiting around it. But what happens in a system with multiple stars? Scientists ...

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

Is it possible to understand the universe without understanding the largest structures that reside in it? In principle, not ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

the spectroscope comes in to corroborate it by showing that not only in our solar system, but in the sidereal universe as well, substantially the same elements exist. The sun, as well as the earth ...

The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a ...

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

Cosmic rays coming from outside the Solar System bring these particles closer to the Sun, where they experience changes ...

Mars's moon Phobos is so strange that no one knows how it formed. But a forthcoming mission could solve this mystery - and a host of other puzzles connected to the solar system's deep past ...

Look to the stars when Buttonwood Nature Center presents “Astronomy and Our Place in the Universe” on Thursday, February 20 ...