Astrology Analysis of Celestial Events for March 15 -22, 2015. Mercury conjunct Neptune on March 18 =the planet of Rational Thinking + the planet of Fantasy. This is not a good week for making rational decisions. New Moon and a Total Solar Eclipse on March 20. This is the beginning of the Hindu Lunar month Chaitra, which also marks the beginning of the Vedic New Year. For 2015 the Lunar New Year coincides with the Spring Equinox. Altogether a very unusual situation, with implications for the next 12 months. Chaitra New Year analysis for the USA.