The discovery of ‘Oumuamua marked the first time astronomers observed an object passing through our Solar System that originated around another star. Its unusual shape and unexpected acceleration ...

A star projector shows stars in the night sky against an orange backdrop in the De Anza College’s Fujitsu Planetarium in Cupertino on Oct. 31, 2024. Photo by Magali Gauthier. On a recent evening, ...

From Mercury’s rare appearance to NASA’s Artemis II launch window, here’s everything to watch in the skies this month. Michael d’Estries is a science journalist with two decades of experience devoted ...

The September 2025 issue featured “A guide to beginner’s guides,” a reminiscence and description of some the books for astronomy beginners that Contributing Editor Raymond Shubinski recommends or ...

After a string of dramatic failures, the huge Starship rocket from SpaceX had a fully successful test on Oct. 13, 2025. A couple more test flights, and SpaceX plans to launch it into orbit. A month ...

Eric and Wendy Schmidt are backing a start-up-like approach to building a giant space telescope and powerful ground observatories. By Kenneth Chang Kenneth Chang reported on the unveiling of Schmidt ...

Google has introduced a new way to grab the attention of students who are avid podcast listeners. Now available in Google Classroom, teachers can use a new Gemini-powered tool that generates ...

PORTABLE LEARNING The Lyon County Conservation Foundation recently acquired its own Starlab, a portable learning dome. This dome will be used for various programs, beginning next year with astronomy ...

The 247th Meeting of the American Astronomical Society (AAS 247) is being held Jan. 4 to Jan. 8 and will feature remarkable findings in exoplanet research and discussions shaping the future of ...

The cosmos has taken up its fair share of space in the news this year. Here are some of the major stories from beyond Earth that happened during 2025. Jeff Bezos’ Blue Origin completed its first ...