Celestron's RASA 6 optical tube, iOptron's iAFS2 automatic focuser, and a new book on the Big Bang.

This faint comet requires a large scope, but its proximity to a 5th-magnitude star in Corona Borealis will help you find it.

As the next-generation observatory moves closer to its 2027 launch, engineers successfully deployed the mission-critical solar panels and a massive sunshade that will help it peer into the universe’s ...

German astronomer Gottfried Kirch discovered the Wild Duck Cluster in 1681. Messier made it his 11th catalog entry May 30, 1764, so observers usually call it M11.

SpaceX Starship achieves its first payload deployment, overcoming past failures and advancing the mission toward Mars colonization.

A team of scientists claims a computational tool for studying black hole collisions could be our best bet for answering mysterious questions about the universe’s origins. In a new paper in Living ...