But a new idea -- that of a dipole repeller -- might finally explain this longstanding conundrum. That's what Darren Redfern wants to know:What are the mechanics behind a dipole repeller? This is a significant contributor to our peculiar motion, but it isn't enough to explain all of it on its own. This is what the idea of the dipole repeller is. Reference: The dipole repeller, Yehuda Hoffman, Daniel Pomarède, R. Brent Tully & Hélène M. Courtois, Nature Astronomy 1, Article number: 0036 (2017).

Source: Forbes February 04, 2017 15:00 UTC