Made of the Same Stuff as Stars — April 20, 2026

0:03 Calarogus Shark Media, Hello and welcome to Sleep from space. A triple conjunction unfolds before dawn this week. Saturn, Mercury, and Mars appear remarkably close together in the eastern sky. Set an alarm for thirty minutes before sunrise, and look low on the horizon. NASA will roll the largest section of the agency's Space Launch System rocket, which will launch the second Crude Artemis mission out of the agency's Michue Assembly facility in New Orleans on Monday, April twentieth. What's called the top four fifths of the Space Launch System core stage, the section containing the liquid hydrogen tank liquid launch coming up tomorrow. A Falcon nine from Cape Canaveral Space four Station, Florida. SpaceX is sending up a GPS navigation satellite Asteroid flyby Alert twenty twenty six. HJ one, about the size of a small building, passes about one point seven lunar distances away today. These close approaches happen weekly.

1:14 Astronomers track thousands. Of them coastal areas see minimal tidal range this week. These neap tides occur when the Sun and Moon work against each other. The Sun has been active lately, with several sunspot groups dotting its surface. Solar flares are possible over the next day or two. For now Aurora, chances are moderate. For those in far northern latitudes, tonight's first quarter moon offers a great balance some moonlight early than dark skies after midnight for stargazing. This episode was assembled using AI pulling from NASA and Spaceflight News sources. Thanks for listening, sleep Well,