Researchers with a kilogram - definition initiative called the Avogadro Project are trying bridge this gap by fashioning spheres of silicon
containing precise numbers of atoms.
Not exact matches
For example, the seeming unlimited
number of galaxies (with each
containing anywhere from an estimated 10 to 500 billion stars) and the
precise order that exists within the universe, and the shear distance between stars (an average about 4.2 light years or about 25 trillion miles), has caused some to stop and look in awe.
Urban space is on the verge of an explosion in its address types and locations:
precise GPS coordinates, RFID - triangulation beacons and even simple machine - readable
numbers emblazoned on rooftops will mean that one building might soon
contain dozens of addresses and locations.
«This particular FRB is the first detected to date to
contain detailed information about the cosmic web — regarded as the fabric of the Universe — but it is also unique because its travel path can be reconstructed to a
precise line of sight and back to an area of space about a billion light years away that
contains only a small
number of possible home galaxies.»
To within a factor of two Venus's atmosphere
contains about as much carbon as the whole of Earth, yet that's only enough to get it up something like 500 K, I forget the
precise number.