The Small Magellanic Cloud, a dwarf galaxy about 200,000 light-years from the solar system, can be seen with the naked eye ...

NGC 4536 is a starburst galaxy with rapid star formation due to gas compression. Its bar-like structure channels gas toward ...

A century ago, Edwin Hubble revolutionized our understanding of the universe by proving that the Milky Way is just one of many galaxies in an ever-expanding cosmos. This breakthrough led to the ...

Vivian Poulin asks if the tension between a direct measurement of the Hubble constant and constraints from the early universe ...

"Could our galaxy one day experience similar high-energy phenomena that will have serious consequences for the survival of ...

NASA's James Webb telescope has captured an incredible image in its 'best ever detail' - but something about the discovery is ...

Long-Sought Auroral Glow Finally Emerges Under Webb’s Powerful Gaze Neptune lies in the cold, dark reaches of the outer edges of our solar system, about 3 billion miles from the Sun, at the farthest ...

Much like the northern and southern lights on Earth, auroras occur when charged solar particles collide with a planet’s ...

Webb captured an Einstein ring formed by a distant galaxy's light bending around a closer one. This rare alignment magnifies ...

An Einstein ring is a circular appearance of light around a celestial object, caused by gravitational lensing. This occurs ...

Astrophysicists have teased a hellish potential future in which life on Earth is extinguished by deadly radiation from the ...

A massive spiral galaxy with a giant black hole is shooting huge energy jets, something scientists thought only elliptical ...