Latest Gaia Launch Stories
The long-anticipated mission of ESA’s Milky Way mapper has finally launched. Set to image the galaxy with its billion-pixel camera, Gaia lifted off on Dec 19 at 09:12 GMT (4:12am EST) from Europe’s Spaceport in French Guiana.
Word of the Day
- The word or words serving to define another word or expression, as in a dictionary entry.
The word 'definiens' comes from the Latin word 'definire', 'to define'.