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

Houston, the site of mission control for astronaut training, just got two new additions from Texas. Rebecca Lawler and Anna ...

Andy Saunders, author of "Gemini and Mercury Remastered," talked about his process of remastering the most famous photographs of NASA's space program.

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

The James Webb Space Telescope detected evidence on an atmisphere on a distant planet called TOI-561 b, its proximity to its ...

After less than a year in orbit, the Southwest Research Institute-built PUNCH spacecraft have made major accomplishments, ...

No, not that Nancy Grace. NASA's newest space telescope, named after the agency's first Chief of Astronomy, is physically ...

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

From a Cape Canaveral blockhouse the seven Mercury astronauts watched tensely last week as the countdown neared zero. Atop a towering Redstone rocket rested the one-ton Mercury space capsule of ...

Inside the American Museum of Natural History's glass cube, the Frederick Phineas and Sandra Priest Rose Center for Earth and ...

This is the strongest evidence yet of a rocky planet beyond our solar system with an atmosphere. Astronomers using the James ...

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