Blog Archives

A Pattern And A Puzzle

In my previous post, I talked about the strong evidence for the presence of water ice in permanently shaded crater floors around the north pole of Mercury. Part of the evidence for this was the thermal modeling of surface and

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Posted in Planets, Solar System

Ice On A Sun-Scorched Planet

The universe is full of surprises. More than once I have read an article about a new discovery and told myself something like this: “That can’t be right! They must have messed up somewhere, and we’ll read about how in

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Posted in Planets, Spacecraft