This 20-minute Peloton class teaches you about exercise in space, and it’s unlike anything else.

The Lumina Project spans 2 billion years and will allow scientists to test theories and predictions about the origins of the cosmos.

It was identified in Euclid telescope imagery using software designed to detect moving objects.

White dwarf stars, it turns out, come in a variety of hues. Says one astronomer: “Some of them genuinely surprised me.”

The Orionid meteor shower peaks this week, the full Hunter’s Moon rises Oct. 26 and Saturn is still at its brightest of the year.