A fast-moving star, possibly with an exoplanet, has been detected in the Milky Way, challenging current astrophysical models.

A new study examines how much material from the closest star system to Earth will end up in orbit around the Sun, and how ...

While radio jets are relatively common in the nearby Universe, they have been elusive in the early Universe. This is partly ...

Astronomers have discovered what seems to be a star racing through the Milky Way at 1.2 million mph, dragging a Neptune-sized ...

A stunning new discovery reveals that white dwarf stars — once thought to explode in predictable ways — actually detonate through an astonishing variety of mechanisms. From star cannibalism to violent ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

A Milky Way collision with a supermassive black hole might be closer than we thought. Hidden deep in the Large Magellanic ...

In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — spotted an ...

Researchers believe they have rediscovered a mysterious star system first spotted in 2011. If true, the alien sun and its ...

These popular astronomy questions, answered by Astronomy magazine, will help you better understand our universe - and share ...

Oumuamua and Comet Borisov in 2017 and 2019, respectively, created a surge of interest. What were they? Where did they come ...