Volunteer astronomers sifting through infrared images from a retired NASA telescope have spotted a faint object racing ...

A team of astronomers have conducted a study that has lifted the veil on a nearly 100 year mystery that explains an odd dark ...

Elon Musk says a mystery object hurtling through space 'could be alien ' and may 'obliterate a continent' or 'kill most of human life'. The composition of interstellar visitor 3I/ATLAS has been ...

Jackson Barnes, a graduate student at Michigan State University, created a simulation that reproduces the objects "naturally ...

Hundreds of mysterious objects have appeared in images captured by the Webb space telescope. The curious dots could reshape ...

Space agencies around the globe have launched an unprecedented wave of planetary defense exercises, all centered on a mysterious interstellar visitor that refuses to behave like anything scientists ...