Solar System; The Sun 'Solar clock' could predict rhythms of dangerous weather in the sun's cycle. News. By Robert Lea published 22 August 2022 ...

Our solar system passed through a vast wave of gas and dust around 14 million years ago, dimming Earth’s view of the night sky. The wave may even have left traces in our planet’s geological ...

The clock is usually set by the initial concentrations found in calcium-aluminum-rich inclusions, or CAIs — the first solids in the solar system — in meteorites, and we can measure ages ...

Our Solar System is full of mysteries, but if the inner planets are a puzzle, the boundary between the Solar System and interstellar space is a secondhand puzzle with half the pieces missing.