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 ...

Scientists have unlocked the 3D structure of molecular clouds in the Milky Way’s center, using a groundbreaking X-ray technique. These cosmic clouds, vital for star formation, were illuminated by past ...

Predictions are uncertain, but the solar system may be pushed farther from the galactic core or even ejected entirely from the new galaxy.

It is clear that human beings, throughout history, have always had a constant curiosity to discover everything that happens ...

From supermoons to a total eclipse to the national park’s biggest and best-attended star parties, these are the must-see celestial shows of the year ...

A giant galaxy intrigues with its unique target-like structure ... With a diameter of 250,000 light-years, Bullseye is nearly two and a half times larger than the Milky Way. This colossal size makes ...

It is more than 13,000 times the size of the Milky Way. Researchers found it while analysing galaxy cluster data. The study, available on ArXiv, is yet to be peer-reviewed. Currently, the largest ...

The passing gravitational waves “stretch or contract the universe by around 20 meters [about 65 feet] or so,” says Matthew ...

It’s neither fast nor food, but a spectacular object called HH 30 looks appetizing for astronomers in a new image from the ...

The Enigmatic Giants of the Universe Black holes, those mysterious entities lurking in the vastness of space, have always captivated the imagination of astronomers and poets alike. Their very ...

There’s really no reason you can’t use binoculars to look into space – and in fact astronomers have been working on doing so ...