The Nature Network on MSN

How Is The Total Mass Of The Universe Calculated?

We obviously can’t put the universe on a giant set of scales, but scientists have found astonishingly clever ways to […] ...
Live Science

Our Large, Adult Galaxy Is As Massive As 890 Billion Suns

Our home galaxy has a new, super-precise mass measurement: about 890 billion times the mass of our sun. That's 3.9 tredecillion lbs. (1.8 tredecillion kilograms), a tredecillion being a 1 with 42 ...