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4 days ago · Mission Name: Ranger 7 Principal Investigator: Dr. Gerard P. Kuiper. Description. The television system consisted of a six slow-scan vidicon TV cameras capable of transmitting high-resolution, close-up television pictures of the lunar surface during the final minutes of flight before the spacecraft impacted the lunar surface.
1 day ago · The Kuiper Belt, named after Dutch-American astronomer Gerard Kuiper, who hypothesized its existence in 1951, is a circumstellar disc in the outer solar system. Extending from Neptune’s orbit (about 30 astronomical units, or AU, from the Sun) to roughly 50 AU, the Kuiper Belt is analogous to the asteroid belt but significantly larger and more massive.
3 days ago · The Kuiper belt is the region of the solar system beyond Neptune. It is a vast, cold, mysterious and dark region. It holds important clues to the origins of our solar system. This cosmic backyard is believed to contain asteroids, comets, and other small objects. Here are 10 essential facts about the Kuiper belt.
4 days ago · In February 1936, Carl L. Stearns observed that this companion appeared to be double itself; this was confirmed in September that year by Gerard Kuiper. This pair are designated Capella H and L.
3 days ago · The Dutch American astronomer Gerard P. Kuiper ascertained from telescopic observations in 1947 that the Martian atmosphere is composed mainly of carbon dioxide. The atmosphere is very thin, exerting less than 1 percent of Earth’s atmospheric pressure at the surface.
4 days ago · 1951 – Gerard Kuiper argues for an annular reservoir of comets between 40 and 100 astronomical units from the Sun having formed early in the Solar System's evolution, but he did not think that such a belt still existed today. Decades later, this region was named after him, the Kuiper belt.
2 days ago · Not discovered until 1948 by Dutch-American astronomer Gerard Kuiper, this moon of Uranus has a highly varied topography, including a 20-kilometer-high cliff that scientists believe is the biggest in the solar system. Ganymede.
