JD and Usha Vance visit Greenland's Pituffik Space Base as Trump renews calls for U.S. control, drawing criticism from Denmark. Follow Newsweek's live blog.

Any aurora chasers in Alaska likely did a double take this week when they witnessed some human-made additions to the dazzling ...

The James Webb Space Telescope has successfully detected auroras on Neptune for the first time ever, finishing a job that ...