FIELD NOTES / Lunar eclipse

Moon in Earth’s outer shadow

The Moon passes through the penumbra, where Earth blocks only part of the sunlight. Shading can be subtle.

Lunar eclipse concept illustration
Original Cosmic Civilizations diagram · schematic, out of scale

Plan the observation

2027-02-20 through 2027-02-21 · UTC calendar window · dates only, not contact times

Compare the lunar disk before and near maximum. Use NASA’s circumstances to convert the contacts into local time.

Where to look

Visible from parts of the Americas, Europe, Africa and Asia where the Moon is up. The UTC night crosses midnight.

Primary reference · NASA Eclipse Web Site · Reviewed 2026-11-03

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