Astro-ph round up 3

1411.6009 - The Multiply-lensed Supernova.
1503.04819 - Globular clusters showing overdensities and filamentary distributions.
1503.04835 - The Habitability of "Waterworlds."
1503.05227 - Monitoring the dark side of the Moon during Meteor Showers for Impact flashes.
1503.05623 - Giant Impact formation for Phobos and Deimos?
1503.05845 - Some Practical Considerations when traveling in a Relativistic Spacecraft.

Plus some solid other links:
"Reconciling" the different abiogenesis camps (RNA-world, metabolism-first, membranes-first)
9510397 - Pg. 5-6 contains the story for where the term "Penguin Decay" came from.