People report line of lights in the night sky

We often get reports, photos and videos of a line of lights moving across the night sky. And everyone wants to know the same thing - what were they?

What is that line of lights in the sky?

Light pollution - Wikipedia

People report line of lights in the night sky

Northern Lights in Maryland: Will you see the night sky glow? - CBS Baltimore

Starlink satellites form curious train across night sky

What's that 'line of lights' in the night sky?

7 Stargazing Apps for Spotting Constellations and More - CNET

Constellations according to different cultures — Science Mill

Night sky - Wikipedia