"These shenanigans are ultimately bad for science."
NASA last week announced it had made an "exciting new discovery", prompting a flurry of speculation. Here's the big reveal.
"We're almost the victim of our own success here."
The "rather pathetic galaxy" hit ours nearly 3 billion years ago, but the carnage can still be seen.
Speculation is rife after NASA on Thursday said it has made an "exciting new discovery" about the moon.
The mission is aiming to collect rocks and dirt from the asteroid's surface.
It would be necessary, he says, in case of a catastrophe on Earth.
Struggling to get a phone signal at home on planet Earth? Perhaps you'll have better luck on the moon.
A defunct satellite and an orbiting used rocket had a near miss on Friday afternoon, narrowly avoiding a devastating collision.