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Hace 3 días · Johann Gottfried Galle was a German astronomer who on Sept. 23, 1846, was the first to observe the planet Neptune. Galle joined the staff of the Berlin Observatory, where he served as assistant director under J.F. Encke from 1835 until 1851.
Hace 5 días · Location: Neptune is the eighth planet from the Sun and the furthest known planet in our solar system. Size: The planet is about 17 times the mass of Earth, making it the fourth largest planet by diameter. Distance from the Sun: Positioned approximately 4.5 billion kilometres away, it takes sunlight over four hours to reach Neptune.
Hace 4 días · -Johann Gottfried Galle (1812 - 1910): Fue un astrónomo alemán que descubrió el planeta Neptuno en 1846, siguiendo los cálculos teóricos de Urbain Le Verrier. También observó varios cometas, asteroides y satélites naturales.
Hace 5 días · Estructura y superficie. Marte es un planeta terrestre. Es pequeño y rocoso. Marte tiene una atmósfera delgada y enrarecida. Marte tiene una atmósfera activa, pero la superficie del planeta no está activa. Sus volcanes están muertos. El tiempo en Marte. Un día en Marte dura 24,6 horas. Es apenas un poco más de un día en la Tierra.
Hace 5 días · Neptune is the eighth planet from the sun and the farthest planet in our solar system. It was discovered in 1846 by astronomers Johann Gottfried Galle and Urbain Le Verrier. Neptune is a gas giant, with a thick atmosphere made up mainly of hydrogen, helium, and methane.
Hace 3 días · Galileo di Vincenzo Bonaiuti de' Galilei (15 February 1564 – 8 January 1642), commonly referred to as Galileo Galilei ( / ˌɡælɪˈleɪoʊ ˌɡælɪˈleɪ / GAL-il-AY-oh GAL-il-AY, US also / ˌɡælɪˈliːoʊ -/ GAL-il-EE-oh -, Italian: [ɡaliˈlɛːo ɡaliˈlɛːi]) or simply Galileo, was an Italian astronomer, physicist and engineer, sometimes described as a polymath.
Hace 4 días · After 1918, Gottfried continued to serve as a leader of the European aristocracy. He served in the German army in World War II , becoming severely injured at the Russian front. He was dismissed from the army after the abortive attempt on Adolf Hitler's life on 20 July 1944 . [16]
