The second half of the 19th century was a particularly interesting time to imagine Mars. This was a period during which the ...

The second half of the 19th century was a particularly interesting time to imagine Mars. This was a period during which the red planet seemed to be ready to give up some of its mystery .

A lot has happened in astronomy and spaceflight over the last 25 years. To celebrate our anniversary, Space.com is running a weeklong special report on some of our favorite topics of space ...

In the late 19th century, a Scottish immigrant named Williamina Fleming went from working as a maid to a career as a pioneering astronomer. The claim that Fleming went from being a maid to ...

Using AI, historians track how astronomy ideas spread in the 16th century. Novel analysis of 76,000 textbook pages shows how widespread astronomy education in Europe was.