How do rogue planetary-mass objects -- celestial bodies with masses between stars and planets -- form? An international team of astronomers has used advanced simulations to show that these enigmatic ...

This one-million-year-old star-forming region contains thousands of new stars and hundreds of planetary mass objects floating freely in the nebula, not orbiting stars. A groundbreaking study published ...

A GROUP of rarely observed radio objects have been spotted out in a distant galaxy cluster which has left scientists scratching their heads. The objects in question include a radio relic, a radio halo ...

Several hundred million years ago, two galaxy clusters in Abell 2384 collided and then passed through each other. Galaxy clusters are the largest objects in the universe held together by gravity, and ...