The study's authors knew the ratio for carbonaceous chondrites and reasoned that if they could compare that to an object that was known to crystallize while Earth was actively
accreting then they could gauge when water appeared on Earth.
Not exact matches
Even
then, it's more likely that any future beings will absorb light from
accreting matter rather than dwell under a cold sun, as by
then the CMB will have faded into nothing.
The white dwarf
accretes material from the companion star,
then at some point, it might explode as a type Ia supernova.
In the first scenario, the Milky Way would have formed when star clusters merged to form the galaxy's bulge, or core, which
then accreted more gas and dust to form its flattened disk of spiral arms.
Under one popular theory (Boss, 1995), if such protoplanets become sufficiently massive while there is still abundant amounts of hydrogen and helium gases remaining in the disk,
then they may
accrete substantial amounts of those gases and become so - called gas giants (like Jupiter, Saturn, Uranus, and Neptune in the Solar System).
He had a big part in the last MG sports car, the MG MGF,
then did a (retrospectively indifferent) stint at Lincoln at the time Ford was busily and expensively
accreting small - scale manufacturers it didn't know what to do with.
And when there's enough goodness
accreted around it,
then you say, «Wow, it's ready for prime time» and you launch.
If rate of accretion depends on the mass of the
accreting body,
then the rate of the increase in mass of that
accreting body increases quickly until all available material is taken.