The simulation of the Solar System that came the closest to the observation was the presence of a small planet, between the ...

On October 6 1995, at a scientific meeting in Florence, Italy, two Swiss astronomers made an announcement that would transform our understanding of the universe beyond our solar system. Michel Mayor ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

From lava worlds to gas giants, NASA says the variety of these worlds is staggering—and that signs of a further 8,000 distant ...

Stevenson 218 is the largest known star in the universe, located about 18,900 light-years away in the constellation of Scutum and far surpassing even the sun in size and brightness. So immense that it ...

The rate of finding these distant worlds has recently increased, with astronomers scrambling to accommodate the data ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...

Thanks to the James Webb Space Telescope (JWST), an international team of scientists from the Universities of Montreal, ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

When astronomers pointed the James Webb Space Telescope (JWST) at a faint object orbiting a distant star system, they weren’t ...

The Mauve telescope, developed by London-headquartered start-up Blue Skies Space, is the size of a small suitcase and carries ...

A star found in the Large Magellanic Cloud is remarkably unpolluted by heavier elements, suggesting it is descended from the ...