Earth is composed of four main layers, starting with an inner core at the planet's center, enveloped by the outer core, mantle, and crust. The inner core is a solid sphere made of iron and nickel metals about 759 miles (1,221 kilometers) in radius. There the temperature is as high as 9,800 degrees Fahrenheit … See more The name Earth is at least 1,000 years old. All of the planets, except for Earth, were named after Greek and Roman gods and goddesses. However, the name Earth is a Germanic word, … See more Earth has a very hospitable temperature and mix of chemicals that have made life abundant here. Most notably, Earth is unique in that most … See more As Earth orbits the Sun, it completes one rotation every 23.9 hours. It takes 365.25 days to complete one trip around the Sun. That extra quarter of a day presents a challenge to our calendar system, which counts one year as … See more With a radius of 3,959 miles (6,371 kilometers), Earth is the biggest of the terrestrial planets and the fifth largest planet overall. From an average distance of 93 million miles (150 million kilometers), Earth is exactly one … See more WebApr 12, 2013 · The Apollo 17 mission deployed an instrument called the Lunar Atmospheric Composition Experiment (LACE) on the moon's surface. It detected small amounts of a number of atoms and molecules …

In Depth Earth – NASA Solar System Exploration

WebJan 26, 2024 · Atmosphere is the air surrounding the earth. The atmosphere is a mixture of different gases. It contains life-giving gases like Oxygen for humans and animals and carbon dioxide for plants. It … WebAtmospheric Composition includes variations in and processes that affect aerosols, clouds, and trace gases, which influence climate, weather, and air quality. AC … nourishing lip care

The Composition of Planetary Atmospheres 4 - NASA

WebMar 24, 2024 · Mesosphere. This layer extends from around 31 miles (50 km) above the Earth's surface to 53 miles (85 km). The gases that comprise this layer continue to … WebGases in Earth's Atmosphere. Nitrogen and oxygen are by far the most common gases in Earth's atmosphere. Dry air is composed of about 78% nitrogen (N 2) and about 21% … WebU-427 had a displacement of 769 tonnes (757 long tons) when at the surface and 871 tonnes (857 long tons) while submerged. [3] She had a total length of 67.10 m (220 ft … nourishing lipstick