Not very many people can claim that they’ve sent something they made into space. One of those who will soon be sending his own invention — a 64-gram (0.14-lb) satellite — into sub-orbital flight is an 18-year-old named Rifath Shaarook. ...

The National Oceanic and Atmospheric Administration (NOAA), which runs the satellite known as GOES-16, released the first image from a new instrument, a lightning detector. It shows lightning flashes over the course of an hour on Valentine’s Day, from the ...