With their small size of several tens of centimeters and relatively low cost, nanosatellites—known as “CubeSats”—open up new scientific vistas. PicSat, launched on January 12, will be the first such...
Time can now be measured with dizzying levels of precision, thanks in particular to contributions from the fields of optics and photonics. The quest for ultimate precision, however, is a long-term...
The Gaia mission team unveiled its catalogue of celestial bodies in our galaxy in September 2016. This colossal inventory charts the positions and luminosities of over 1 billion objects in the Milky...