The New Gemini 100

NOV
28
2026
A multi-distance ultrarunning event on the Silver Comet Trail in Smyrna, GA with 100-mile and timed options, two aid stations, and proceeds supporting local homeless services.
Sat 28 Nov 2026
100 miles 50 miles 40 miles 30 miles

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The New Gemini 100

The New Gemini 100 is an ultrarunning event on November 28, 2026, held on the Silver Comet Trail in Smyrna, Georgia. The event includes multiple distances and timed-duration options run on a paved out-and-back section of trail.

Available formats include:

  • 100 miles
  • 50 miles
  • 40 miles
  • 30 miles
  • 36 hour timed event
  • 26 hour timed event
  • 16 hour timed event

The course uses a five-mile out and five-mile back section with orange markers along the route. The trail is a no-litter zone and it is not lit during evening hours, so participants are expected to carry personal lighting. Two aid stations are located at the start area and at the halfway point; both supply hydration and basic fueling. Runners with specific dietary needs are advised to inform the race director in advance.

If a runner misses an original cut-off time, organizers allow switching to an appropriate timed event. There are no refunds but transfers to another distance are permitted. Campers and vans are allowed on site though electrical outlets are not provided. Volunteers who complete a full eight-hour shift receive event swag and free entry to the following year.

Proceeds support donations for local homeless communities and the event also accepts donations of socks, underwear, toothpaste, toothbrushes, and similar essentials. Visit the organization's website for the most recent information.

100 mi
100 Mile
50 mi
50 Mile
40 mi
40 Mile
30 mi
30 Mile
36 Hours
26 Hours
16 Hours

Events nearby

A fundraising 5K at Three Strands Vineyard in Dallas, Georgia on October 10, 2026, followed by a Wine & Wags event where participants may bring dogs.
A members-only cross country 5K at The Marist School on October 13, 2026, serving as the final Atlanta Track Club Grand Prix Series event before the December Finale.
A trail 5K at Mercer University on October 24, 2026 benefiting Grace Village Medical Clinic, with costumes, leashed dogs, and awards for top runners and best costume.
A 50K GUTS members only run in Kennesaw, GA with five ~10K loops, mandatory pumpkins for participants, cupless aid station, and canned food collection.
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