Dying stars may be wiping out nearby giant planets as they expand into red giants. Astronomers found that these close-in planets become increasingly rare around more evolved stars, suggesting many ...

Researchers at Nagoya University in Japan have conducted the most detailed simulation of the interior of stars and disproved a theory scientists have believed for 45 years: that stars switch their ...

Scientists have uncovered evidence that our Sun may have traveled across the Milky Way as part of a massive migration of Sun-like stars billions of years ago. The journey may have carried the solar ...

Binary star systems are not unusual in the universe. In fact, half of all Sun-like stars in the Milky Way galaxy have a companion star. In theory, this means that planets in binary star systems, ...

The James Webb Space Telescope has turned its infrared gaze on a nearby stellar nursery and uncovered a haunting population of so‑called failed stars, objects too small to ignite like the Sun yet too ...

Over 4 billion years ago, as planets were coalescing around the newborn Sun, our star may have gone on an epic road trip across the Milky Way along with thousands of stellar “twins.” And we may owe ...