orbit
3 articlesWhen Can a Satellite Next Image This Place? Pass Prediction, Explained
How satellite access windows are predicted from public orbital elements, why a predicted window is not a guaranteed image, and how to decide between waiting for a free systematic pass and paying to task a commercial one.
2026-08-23 · 7 min read
Satellite Orbit Types: Sun-Synchronous, Polar, and Geostationary Explained
Understanding satellite orbits and why they matter for Earth observation. Learn the differences between sun-synchronous, polar, and geostationary orbits, and how orbit choice affects the data you receive.
2025-10-28 · 8 min read
Ascending vs Descending Orbits in SAR: Why It Matters More Than You Think
Understanding how SAR look direction changes between ascending and descending passes, and why mixing orbits in change detection produces false results. Practical guidance for orbit selection in SAR analysis.
2025-06-01 · 9 min read