Tonight, March 19, observers can see the northern lights, a crescent moon near Venus, and multiple constellations. Forecasts detail solar activity and visibility conditions for viewers.

Astronomers using the Vera C. Rubin Observatory detected 800,000 changes in the sky during just a single observation session.

The Royal Astronomical Society has sounded an alarm over satellite constellation plans from SpaceX and Reflect Orbital, warning that the proposals could “permanently scar” the night sky visible from ...