[Paladin2]

Hunh. Chicken Little WAS right....

[soycd]

In an orbital world, what came around goes around.

[Ciaphas Cain]

Whether you hold to a strict creationist conviction or the scientific theory about accretion, it is nonetheless remarkable that our Earth continues to accumulate mass. Including some amount of water per day from bits of ice that get captured by gravity and become part of the atmosphere.

Of course there is climate change. The cosmos sees to that. No human intervention required.

[NutCrackerBoy]

Interesting article to contemplate, but ...

[We’re] doing space exploration with geological methods, essentially. -Philipp Heck, the curator of meteorites for the Field Museum and lead author of the paper.

That seems an exaggeration. We get to learn something about collisions in the solar system that have occurred at different times. What then? The materials from the collisions are made up of just ho-hum stuff. We classify what type of asteroid got bumped at this time or that time.

[PIF]

Then again were he still alive Tom Van Flandern would have disagreed ... see also Exploded Planet Hypothesis 2000.