News tagged with spheres

Related topics:

Defect-free coatings for silicon spheres

The prototype kilogram – to which all scales are calibrated to – is losing weight. International efforts are striving to redefine the base unit for measuring mass and, in future, redefine the kilogram on natural constants. ...

dateJul 04, 2017 in Engineering
shares2 comments 1

Image: Gaia satellite sky scan

This may look like a brightly decorated Easter egg wrapping, but it actually represents how ESA's Gaia satellite scanned the sky during its first 14 months of science operations, between July 2014 and September 2015.

dateApr 11, 2017 in Astronomy
shares8 comments 0