China has quietly launched 12 artificial intelligence satellites as the first step in building a vast space-based supercomputer designed to process data above Earth rather than on it.

In fact, the Euclid Consortium, the international group managing the European Space Agency's Euclid space telescope, just published the world's most extensive simulation of the universe. It maps an ...

The map, spanning 4,000 light-years from the sun in all directions, combines a chart of space dust with the effects of a rare type of young, hot star.