NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

Our Sun’s outer atmosphere, the corona, is millions of degrees hotter than it should be, and no one knows why.

The sun’s rhythmic rise and fall in the sky can make it easy to forget that our star is unpredictable—a roiling, burbling mass of magnetically knotted plasma that governs the entire solar system. The ...

On its closest-ever flyby to the sun, NASA's Parker Solar Probe captured newly released images of solar winds purging out from the sun's outermost atmosphere, the Corona. Scientists are learning more ...

Interstellar comet 3I-ATLAS is a rare cosmic visitor that may be older than our Sun, offering scientists a unique glimpse into the early Milky Way. Its ancient origins and unusual composition could ...

Our solar system is believed to be centred around the Sun, with all the other planets revolving around it. The most fascinating aspect of the universe is that everything is in motion. The planets ...

The sun rises and sets every day. We plan our lives around it. It's ironic, then, that "we know so little about the star at the center of our solar system," says Matina Gkioulidou, a space physicist ...

This article was originally featured on The Conversation. Are planets in the solar system that are closer to the Sun older than the ones further away? – Gavriel, age 10, Paducah, Kentucky A cloud of ...