In February, Mercury will join the others in the evening sky, but Saturn and Neptune will be leaving the alignment at that ...
A stunning blue light likely caused by SpaceX Falcon 9 rocket fuel illuminated the night skies over Europe on Monday.
Nasa launched the $488 million Spherex space telescope on Tuesday to map the entire sky and understand galaxy formation and cosmic evolution. Using infrared sensors, it will create the most ...
The telescope is cooling to below -300°F; only then will its ultra-sensitive infrared camera begin capturing cosmic data. A slight jiggle and temperature drop confirmed the dust cover was gone ...