What is a satellite 'underfly'? 🛰️ Early in its mission life, #Landsat 9 flew directly under Landsat 8, and the two imaged Earth simultaneously. This allowed scientists to cross-calibrate the instruments, ensuring accurate and consistent data for long-term Earth observation. | Landsat

🌍✨ Ever wondered what it looks like to travel across half the world in just 15 minutes? NASA’s Landsat 8 satellite, also known as the Landsat Data Continuity Mission (LDCM), captured one continuous strip of Earth stretching 5,665 miles — from northern Russia all the way to South Africa! 🚀 Each pixel shows about 30 meters of ground, and the satellite’s camera covers a massive 185 km-wide swath in one pass. Normally, Landsat orbits the entire planet in about 100 minutes… but this “director’s cut

Landsat 8 | Landsat Science

Landsat 8: 5-Year Anniversary