Combining 159 exposures lasting 50 seconds each, the composite image shows the icy body (or nucleus) of 3I/ATLAS as a big, black dot, surrounded by a white glow. A sudden, fan-shaped break in this ...

A mysterious object suspected to be an alien spacecraft approaching Earth has revealed an "anti-tail" for the first time as it races away from the sun. Fresh images show the "interstellar anomaly" ...

A team of astronomers monitoring interstellar object 3I/ATLAS have found something a little surprising. Our third confirmed interstellar visitor appears to have changed color for the second time.