Orbiting observatories were supposed to escape the glow and clutter that plague ground-based astronomy, but the next ...

December nights are the longest — and often some of the coldest — of the year. While some may dread December’s darkness, ...

December's full 'cold moon' lived up to its name. Here's what people saw when they gazed up into the night sky.

Like a toddler right before naptime, TRAPPIST-1 is a small yet moody star. This little star, which sits in the constellation ...

Planned megaconstellations would contaminate the view of the cosmos of four orbiting telescopes Many of the images taken by ...

Satellite constellations are a relatively new threat to astronomy; prior to the drop in launch costs driven by SpaceX’s ...

All 88 internationally recognised constellations have European origins. But First Nations astronomy tells older, beautiful ...