Space News Mission Log — Satellite Launches, Orbital Events & Analysis
Daily space news, satellite launch reports, orbital debris analysis and weekly roundups — grounded in live tracking data from our network monitoring 110 published reports.
Comprehensive Guide to Orbital Radar's Satellite Directory
Discover how to use Orbital Radar's Satellite Directory for efficient satellite database searches, tracking 17,926 active satellites.
TDRS: NASA's Data Relay Network in Geostationary Orbit
The Tracking and Data Relay Satellite (TDRS) system is a network of American communications satellites operated by NASA. Designed to support space missions by providing continuous data relay services, TDRS satellites are crucial for maintaining near-constant communication with spacecraft in low Eart
Understanding TLEs: The Backbone of Satellite Tracking
A TLE, or Two-Line Element Set, is a data format used to convey satellite orbital parameters, crucial for predicting satellite positions.
Satellite Imagery Explained: Understanding Earth Observation Satellites
Satellite imagery is captured by Earth observation satellites that monitor the planet from orbit, providing critical data for various applications.
How to Track Satellites: A Comprehensive Guide
Discover how to track satellites in orbit, including understanding orbital parameters and using tracking tools effectively.
How Satellites Are Tracked: A Comprehensive Guide
Satellites are tracked using radar, optical telescopes, and radio signals, ensuring precise orbital data for over 28,000 objects.
NOAA-19: The Last of the POES Weather Satellites
NOAA-19, also known as NOAA-N Prime, is a weather satellite operated by the National Oceanic and Atmospheric Administration (NOAA). It is the last satellite in the Polar Operational Environmental Satellites (POES) series, which provides critical data for weather forecasting and climate research.
ISS Module Cracks Persist Despite Leak Mitigation Efforts
Cracks in the ISS module continue to pose challenges despite leak mitigation. Canadian Space Agency cancels satellite contract.
How Many Satellites Are in Orbit: A Comprehensive Guide
As of 2026, there are 17,907 active satellites in orbit, with a total of 28,248 catalogued objects including debris.
GOES-18: Geostationary Weather Sentinel
GOES-18 is part of the Geostationary Operational Environmental Satellites (GOES) programme operated by the National Oceanic and Atmospheric Administration (NOAA). As a geostationary satellite, it is positioned to provide continuous weather monitoring over the Western Hemisphere.
Understanding Satellite Collision Avoidance and Conjunction Assessment
Satellite collision avoidance involves predicting and preventing potential collisions in space through conjunction assessments using precise data.
Satellite Rescue Mission and Canadarm2 Repairs Highlight Busy Week in Orbit
A satellite rescue mission and Canadarm2 repairs are key highlights, alongside close orbital encounters and a pulsar record.