Cosmic rays coming from outside the Solar System bring these particles closer to the Sun, where they experience changes caused by heat and other types of solar energy. It is possible that ...

Chris Gunn—NASA “Part of our core science for Roman is to do surveys that allow us to measure the properties of very large numbers of galaxies throughout cosmic history,” says Schlieder ...

The halo, known as an Einstein ring, encircles a galaxy 590 million light-years away, considered close by cosmic standards. A light-year is 5.8 trillion miles. Telescopes spy a monster radio jet ...

Scientists have detected cosmic waves that sound like chirping birds in an unexpected place NEW YORK -- Scientists have detected cosmic waves that sound like birds chirping in an unexpected place.

What is the structure of our physical reality? Physicists have long imagined space and time interweaving into “space-time”, the metaphorical fabric that underlies the cosmos. But there may be ...

That timeline means that this supermassive black hole, estimated to have a mass around 200 million times that of the sun, existed in a vital cosmic period known as the "epoch of reionization." ...

Stargazers are in for a cosmic treat as six planets align in a breathtaking display known as a planetary parade. This astronomical event is set to unfold across the night sky, showcasing Venus ...

Thick disk stars were born in an epoch when the Milky Way was furiously producing stars, a time astronomers call cosmic noon. “It was the most intense period of star formation ever.” ...

Whether viewed as a cosmic coincidence or a mystical sign, January 2025’s planetary alignment offers a unique chance to connect with the universe. It’s a reminder of the beauty and mystery ...

Physicists call them cosmic strings. Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of what the universe looked like in ...

Shannon McDonagh is a Newsweek content reporter based in London. Her focus is reporting breaking wire stories across international politics and social issues. She has covered culture, politics and ...