Solar power emergency radio

A solar-powered radio is a radio that includes a solar cell. This radio design lets you charge an internal battery directly from the sun. Most solar radios are smaller portable models with moderately sized solar c.
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Max planck institute for solar system

馬克斯·普朗克太陽系研究所（德語：Max-Planck-Institut für Sonnensystemforschung，：MPS）是一個德國的天文學研究機構，位於東北方 20 公里的（Katlenburg-Lindau）。該研究所的主要任務是進行的研究。該研究所分為三個部門：太陽與太陽圈、行星與彗星、太陽與類太陽恆星內部物理（原日震與星震學研究群）。此外，2002年起該. . The Max Planck Institute for Solar System Research (abbreviation: MPS; : Max-Planck-Institut für Sonnensystemforschung) is a in and located in , , where it relocated in February 2014 from the nearby village of . The exploration of the is the central theme for research done at this institute.
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