A galaxy some 10 billion light years from Earth is – or was – producing stars at a prodigious rate. And Albert Einstein's gravitational "magnifying glass" has been giving astronomer's a front-row seat.The galaxy was discovered when astronomers were studying another cluster at less than half the distance: 4.5 billion light years. That happens to be right about the time the earth was forming.
A geo classmate one commented, "I love geology because it's the biggest story there is, after astrophysics and cosmology. And I don't want to deal with that math."