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Transient High Energy Sky and Early Universe Surveyor

ESA’s THESEUS is a multi-instrument mission concept for detecting and characterising gamma-ray bursts and transient X-ray events across cosmic history, with rapid infrared follow-up to study the high-redshift Universe and multi-messenger transients.

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Identity

Family Name
THESEUS
Full Name
Transient High Energy Sky and Early Universe Surveyor
Roles
observatoryresearch
Status
development
Type
spacecraft

Details

Description
ESA’s THESEUS is a multi-instrument mission concept for detecting and characterising gamma-ray bursts and transient X-ray events across cosmic history, with rapid infrared follow-up to study the high-redshift Universe and multi-messenger transients.

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Creation Time
August 13, 2026 at 01:38:38 UTC
Updated Time
August 13, 2026 at 01:38:38 UTC