NASA confirms it's developing the Moon's new time zone

Some related discussion:<p>From 3 months ago: &quot;A relativistic framework to establish coordinate time on the Moon and beyond&quot; &lt;<a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=40934608">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=40934608</a>&gt; (73 comments).<p>From 6 months ago: &quot;White House wants Moon to have its own time zone, Coordinated Lunar Time (CLT)&quot; &lt;<a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=39916102">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=39916102</a>&gt; (247 comments).<p>From 2 years ago: &quot;Europe pushing for lunar time zone&quot; &lt;<a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=34982157">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=34982157</a>&gt; (383 comments).

To wit: they want to build a Lunar GPS&#x2F;GNSS nav system, and this is the time-sync part of the nav system. Lunar time runs faster than Earth TAI atomic time by 1 millisecond every 2 weeks, 21 ms per year, or 1 second every 48 years.