NASA’s moonbound astronauts have reason to celebrate, and not just because their launch went so well. Mission Control guided astronaut Christina Koch through some plumbing tricks and she finally got it going. The bad news is that it’s so cold inside the Orion capsule — 65 degrees Fahrenheit (18 degrees Celsius) — that the four astronauts are digging into suitcases for long-sleeved clothes.

Police intensified their search Wednesday for a suspect in the killing of professor Nuno F.G. Loureiro at the Massachusetts Institute of Technology, two days after he was shot to death at his home outside Boston. Loureiro, a 47-year-old physicist and fusion scientist, was shot Monday night at his apartment in Brookline, Massachusetts. The prosecutor’s office said the homicide investigation was “active and ongoing” as of early afternoon Wednesday and had no update — earlier they had said no sus

This low-cost mission is still only getting started, and it's taking bigger risks than typical big-ticket NASA missions.