WASHINGTON, Jan. 27 -- NASA issued the following news release: * * * NASA to Preview Sky-Mapping Space Telescope Ahead of Launch NASA's SPHEREx space observatory was photographed at BAE Systems in Boulder, Colorado, in November 2024 after completing environmental testing. The spacecraft's three concentric cones help direct heat and light away from the telescope and other components, keeping them cool. Credit: BAE Systems NASA will host a news conference at 12 p.m. EST Friday, Jan. 31, to  more PR