AstronautAtlas
Learn the story of spaceflightLoading AstronautAtlas records
AstronautAtlas
Learn the story of spaceflightLoading AstronautAtlas records
Space programs and missions · A guided course
From radar echoes to maps you can question
Follow the ALOS optical and radar branches, compare repeat coverage, interpret forest changes and use elevation products with their quality information.
Suggested preparation is listed in the course · Start whenever you’re ready
H-IIA Flight 24 lifts off from Tanegashima carrying Daichi-2, also known as ALOS-2, on May 24, 2014. Photograph by NARITA Masahiro, CC BY-SA 3.0. Satellite enclosed in the fairing; full source frame retained, display copies resized and compressed only.
NARITA Masahiro · Image source · CC BY-SA 3.0Your place in the bigger picture
Build on familiar ideas, then choose a direction to explore next. Every course remains open.
Turn satellite signals into testable evidence
Read the planet through land, water and atmospheric measurements
Japan’s ALOS land-observation program
From radar echoes to maps you can question
Start whenever you’re ready. Preparation is suggested, and every course stays open.
No follow-on course currently lists this one as preparation. Explore another subject or revisit an idea that caught your interest.
Browse all courses →One suggested order from the foundations to Japan’s ALOS land-observation program. Shared starting points appear once; skip anything you already know.
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Each lesson builds on the last. Read the story, explore the sources, and check your understanding.
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