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Conceptual illustration of an Earth-observing radar satellite above a cloud-covered part of Earth.
Technology

Can radar satellites image Earth's surface through clouds and at night?

Published

Verdict
True
Verification confidenceHigh

Explanation

Yes. Synthetic aperture radar, or SAR, can form images of Earth's surface through clouds and at night. It sends radar pulses and processes their returning echoes rather than relying on sunlight.

SAR operator ICEYE explains this imaging method and its advantage over optical cameras. The technology returned to the news when Synspective launched its twelfth StriX satellite on September 19, 2026, at 03:22 UTC.

A radar image represents measured echoes, not a conventional visible-light photograph. The technology's established capability also does not mean a newly launched satellite is immediately ready for service: Synspective said testing and commissioning would follow over the coming months.

Key takeaway

Radar imaging can work through clouds and darkness. A successful launch is separate from completing a satellite's operational checks.

Evidence

Radar pulses enable imaging through clouds and darkness

ICEYE

Supports the claim

ICEYE explains that SAR sends pulses toward the ground and processes their echoes into images, allowing operation through clouds and without daylight.

Based on: ICEYE

The latest StriX launch still requires commissioning

Synspective

Provides context

Synspective reported launching its twelfth SAR satellite on September 19, 2026, and said testing and commissioning would precede its entry into service.

Based on: Synspective

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