Srinagar, the summer capital of Jammu and Kashmir, recorded a low of minus 1.8 degrees Celsius, nearly four degrees down from ...

Star maps and charts are a mainstay of both amateur and professional sky observers. Whether it's on a simple seasonal map or ...

The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close. Interstellar ...

A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space. Discovered over the summer, the comet known ...

Sound Off is an opinion forum for Mercury readers to offer brief comments on today’s news. Submissions must be 75 words or ...

Sound Off is an opinion forum for Mercury readers to offer brief comments on today’s news. Submissions must be 75 words or ...

Our planet Earth and Mercury have invisible tails stretching millions of kilometres. These cosmic tails are real phenomena.

Comets are not the only celestial bodies with tails. Earth and Mercury also possess them, formed by different mechanisms.

Monumentally important, this is the first image of an American astronaut in space. In the Project Mercury spacecraft named ...

Riaz Ahmed Shahi reportedly foresees a comet colliding with Earth, resulting in the extinction of all life forms on our ...

Comets have tails; 3I/ATLAS has a tail, and even Mercury has one. Does Earth have a tail? Yes. Our planet also has a tail, ...

Part 2 explores the dramatically different approaches to the launch systems, and the surprising similarities in the factors ...