Auroras may be visible from Alaska to New Hampshire as geomagnetic activity remains unsettled.
The alignment occurs hours after the moon hits its third quarter phase.
Mars will remain in the Spring Triangle until mid-September.
The surprise display was captured on June 9 by aurora chaser Harlan Thomas.
Watch the stunning Mars and Regulus conjunction today with this free livestream
Staff at the European Southern Observatory have a system to clean the La Silla Observatory's delicate mirrors without breaking them.
The Fujifilm X-T50, with its powerful 40.2-MP sensor and excellent creative functionality, is a great beginner camera for astrophotography.
The first images of an artificial solar eclipse from ESA's Proba-3 mission have been unveiled.
The view of our home galaxy lit up the night sky at the U.S. National Science Foundation's Kitt Peak National Observatory in Arizona.
The lagoon nebulas were observed under the near-pristine dark skies of northern Arizona.