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.
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1 stay - Ready to save
Official booking link attached1 official linkVerified 2026-05-26
$150/ night est.
Official site

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$150 / night est.Official site
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Photos & planning

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Yatsugatake Grace Hotel under the night sky
Stay photo

Yatsugatake Grace Hotel photo

Rights-cleared property imagery attached to this Stella stay.

Sky program

Telescope Program

nightly program. 8 in maximum aperture from current source evidence or Stella estimate.

Map context

Nagano, JP

35.9550deg N / 138.4720deg E. 3 nearby dark-sky places found in Stella.

Booking path

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Official hotel details are attached.

Before you book

Official hotel details are attached.

Booking
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Ask about
Open the linked site for current dates, rates, and astronomy-program details.
Details from
Official hotel site
Last verified
2026-05-26
Ready to book

Check availability on the official site.

Stella has enough direct booking and astronomy-program evidence for this to behave like a normal stay shortlist.

  1. Open the official booking page.
  2. Choose dates around the darkest Moon window.
  3. Save the stay to a Trip Board before comparing final options.

Ask before booking

  • Which nights have guided telescope access or astronomy staff?
  • Which room, deck, or dinner setup has the best open-sky view?
  • What happens if clouds cancel the observing session?
Check availabilityReview sources

Official links

1 website link attached for trip planning.

Details linked1 official link

Observing Fit

Telescope setup
8 in maximum aperture from current source evidence or Stella estimate.
Astronomy guide
Confirmed
Category
Telescope Program
Stay style
guided sky stay

Good to know

Booking status
Ready to book
Sky estimate
verify
Last verified
2026-05-26
Stella note
Japan listed stay; official hotel stargazing page supports nightly guided program positioning.

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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

Next steps

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