‘Oumuamua: a shred of its former self

I once ordered a beer then straight away spilled it all over the bar. There was just a tiny sip left in the glass. Frowny face.

Remember ‘Oumuamua, the weird-shaped rock flying through the Solar System? Just like my sip of beer, it might only be a small piece of what it once was. … More ‘Oumuamua: a shred of its former self

Where did Earth’s (and the asteroid belt’s) water come from?

Imagine a dry Earth. No waterfalls. No oceans. No beer (or people to drink it).  A sad place. Water is pretty important stuff.  In this post we will go deep into how Earth got its water (much deeper than in this post from a while back).  And since it’s connected with how Earth formed, our … More Where did Earth’s (and the asteroid belt’s) water come from?