The Shuttle Radar Topography Mission (SRTM) payload flew aboard the Space Shuttle Endeavour during the STS-99 mission. SRTM collected topographic data over nearly 80% of Earth's land …

Nov 21, 2025 · NASA's terrain elevation data measure current height and changes in land altitude and are useful for creating digital elevation models.

Jan 5, 2025 · The International Space Station (ISS) orbits Earth at an average altitude of approximately 420 kilometers (260 miles) above the Earth's surface. This altitude allows the ISS to remain in a …

Feb 12, 2025 · To see the curvature of the Earth, you would need to be at an altitude of at least 35,000 feet, which is roughly the cruising altitude of commercial airplanes.

Jun 15, 2024 · Density altitude is a measure of air density relative to standard atmospheric conditions, and it is calculated by adjusting the pressure altitude for temperature and humidity.

Mar 12, 2025 · Satellites in space are typically located around 100 to 1,200 miles above the Earth's surface. The altitude of a satellite is determined by its intended purpose, such as communication or …

Apr 19, 2021 · The satellite altitude over the ocean is the distance from the satellite to the ellipsoid. If you want to deduce the shape of ocean currents and how these change with time (the dynamic …

Feb 10, 2025 · The curvature of the Earth can be observed at an altitude of around 35,000 feet or higher, such as when flying in a commercial airplane.

May 23, 2024 · The phenomenon where temperature decreases with an increase in altitude is known as the lapse rate. On average, the temperature drops by approximately 0.6 degrees Celsius for every …

Mar 27, 2025 · The highest altitude hospital in the United States is the Pagosa Springs Medical Center, located in Pagosa Springs, Colorado, at an elevation of approximately 7,600 feet (2,316 meters) …