Artemis 2: Humanity Returns to the Moon
Launching April 1, 2026, Artemis 2 sends four astronauts around the Moon — the first crewed lunar mission in over 50 years. Here's what it means for the future of lunar time.
Read more →Artemis and the Future of Lunar Timekeeping
NASA's Artemis program is driving the need for precision timekeeping on the Moon. Here's how LTC will enable lunar navigation, communication, and future Moon bases.
Read more →From Sundials to Lunar Time: A History of Timekeeping
From ancient sundials to atomic clocks to the Moon — how humanity's quest for precise timekeeping led to Coordinated Lunar Time.
Read more →How Lunar Time Is Calculated
The technical details behind lunar time — from the J2000 epoch reference to the Meeus algorithm that calculates moon phases to within 2 minutes accuracy.
Read more →Moon Phases Explained: A Complete Guide
Everything you need to know about the 8 phases of the Moon — from new moon to full moon and back. The science of the 29.53-day synodic cycle explained.
Read more →What Is Coordinated Lunar Time (LTC)?
A comprehensive guide to NASA's proposed Coordinated Lunar Time — the future time standard for the Moon and why it matters for space exploration.
Read more →Why Time Moves Faster on the Moon
Einstein's general relativity predicts that weaker gravity means faster clocks. Here's why the Moon gains 56 microseconds every day — and why it matters.
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