Mercury, the smallest planet in our solar system, appeared as a small black dot sliding between Earth and the Sun. Teresa Nieves-Chichilla, a NASA scientist, explains about this astronomical phenomenon that occurs only about 13 times every hundred years.
Mercury, the smallest planet, passes in front of the Sun
2019-11-11T21:37:52.383Z
Mercury, the smallest planet in our solar system, appeared as a small black dot sliding between Earth and the Sun. Teresa Nieves-Chichilla, a NASA scientist, explains so ...