This new information makes it pretty clear that the cause of the Pioneer Anomaly, that is the deviation of the Pioneer spacecraft from the trajectories dictated by gravity alone, is due to thermal sources internal to the spacecraft. A satisfying result, though it produces no new physics.
As promised in my recent blog, I am returning with a few suggestions of recent science books that are suitable for gift-giving. I haven’t read all of these in detail, but they are published by reputable publishers and written by credible authors. This is the second of three postings, organized by subject area, this time … Read more