Planetariums around the world are invited to participate in this year’s edition of the IAU’s annual outreach event.

Welcome to the Department of Physics and Astronomy at the University of Delaware, where the pursuit of scientific discovery and innovation meets cutting-edge research and academic excellence. Our ...

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from, including world-class observatories and six Dark Sky parks. Tucson’s new ...

A green energy plant expected to be built in Chile's Atacama Desert could increase night-time sky brightness at one of the world's most valuable astronomical locations by up to 35%, a new study has ...

Astronomy Day is an annual event in which professionals invite the community to come learn more about space. This Saturday, ...

In this episode, Astronomy magazine Editor Emeritus Dave Eicher invites you to head out in the morning while it's still dark, just before astronomical twilight, look to the east, and try to see the ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. April 2025 was a busy month for space. Pop icon Katy ...