Telescope Program

Yatsugatake Grace Hotel

Nagano, JP. Bortle 3 sky, nightly programming, and resident astronomer support.

Telescope TrailPart of the Yatsugatake/Nobeyama hotel cluster where telescope-led programs are the main draw.
Open in StellaBooking source
1 stay - Ready for offline
$150/ night est.
Bookable now
Guests
2
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Trust & Evidence

Strong property evidence

Status
Bookable Now
Next proof
Evidence is sufficient for a booking-forward Stella Stay card.
Source
Official Property
Last verified
2026-05-26

Source Evidence

1 tracked source URL attached.

Source-linked1 source attached

Observing Fit

Telescope inventory
8 in maximum aperture from current source evidence or Stella launch estimate.
Resident astronomer
Confirmed
Category
Telescope Program
Tier
guided sky stay

Planning Notes

Booking confidence
Bookable Now
Bortle confidence
verify
Last verified
2026-05-26
Verification note
Japan launch card; official hotel stargazing page supports nightly guided program positioning.
Highlights3
  • Free nightly hotel stargazing for guests
  • Star Sommelier-qualified guide program
  • Nobeyama highland dark-sky setting

The sky during your stay

What you can expect overhead at Yatsugatake Grace Hotel through the year — Moon phases and eclipses are exact dates; the Milky Way and aurora are seasonal likelihoods. Pick a month to plan around it.

Dark window Milky Way Meteors Eclipse★ Best months to visit

August 2026 · recommended

Dark-sky parks & sites near here

Certified parks, reserves, and observing sites within reach of this stay.

On the map