Kosmos Stargazing Villa at night under the stars in Mosca, Colorado

Contact Kosmos Stargazing Resort

Kosmos is Colorado's first DarkSky Approved Lodging property, 18 minutes from Great Sand Dunes National Park. People come here to reconnect: with each other, and with a sky most of us have forgotten. Reservations hear back the same day; everything else within two business days.

How can we help with your stay?

Most questions are answered faster by the right page than by a form. Pick the one that fits and we'll take you straight there.

Get in touch

A question, an idea, anything else

Three fields are all we need. Reservations hear back the same day; everything else within two business days.

In a hurry? WhatsApp or text +1 (719) 244-0088 and a person answers faster.

We'll confirm by email right away.
Sent. Clear skies. A confirmation is on its way to your inbox; expect a reply from a person within two business days, sooner for reservations.
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Stargazing weddings

Vows at dusk, a reception as the Milky Way rises, and every guest asleep under Bortle Class 2 skies. Weddings are hosted as a private buyout of the resort, with the ceremony and reception space prepared for your date.

Dates book a year or more ahead. Tell us your season and we'll hold a conversation, not a deposit.

A wedding specialist replies within two business days.
Sent. Clear skies. A confirmation is on its way to your inbox; a wedding specialist replies within two business days.
That didn't send. Try again, or WhatsApp us at +1 (719) 244-0088.

Leadership retreats and executive stays

Three villas, up to 21 guests, no neighbours and no light. Offsites run as a private buyout with a private astronomer, meals delivered from local restaurants, and in-villa massages between sessions. Transfers from Alamosa airport can be arranged with a qualifying package.

Short on time? Send one line and a name. We'll come back with a single proposal covering dates, rooms, transfers, and the evening program, and handle the rest with your assistant.

One proposal, within two business days.
Sent. Clear skies. A confirmation is on its way; one proposal follows within two business days.
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Groups and celebrations

Proposals, milestone birthdays, families and friends taking all three villas, school and club outings. Add a private astronomer-led celestial tour, a group stargazing session, or romantic touches to any stay.

Tell us the occasion and the night. We'll suggest what fits.

We'll confirm by email right away.
Sent. Clear skies. A confirmation is on its way to your inbox; expect a reply from a person within two business days.
That didn't send. Try again, or WhatsApp us at +1 (719) 244-0088.

Press, creators, and filming

Media requests, interviews with the founder, and press materials: see News & Press first, then write to us with your outlet and deadline.

Creator stays and collaborations are considered case by case. Filming and photo shoots need advance approval; drones are not permitted on or over the property without written permission, in keeping with our DarkSky commitments.

Press replies are prioritised on deadline.
Sent. Press requests are prioritised on deadline; a confirmation is on its way to your inbox.
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Finding Kosmos near Great Sand Dunes National Park

5290 Rd 113 N
Mosca, Colorado 81146

Office: 610 State Ave, Alamosa, CO 81101.

Check-in is personalized or self-guided, depending on your arrival time and preference. If you arrive after hours, our concierge will walk you through the villa the next day.

  • Great Sand Dunes National Park entrance18 min · 16.2 mi
  • Alamosa25 min
  • San Luis Valley Regional Airport (ALS), the closest airport22–25 min

Airport shuttle is available when arranged in advance with a qualifying package; ask when you book.

Kosmos is off-grid lodging in Mosca, Colorado, on purpose: solar power, well water, and Bortle Class 2 skies with no light pollution. The Pre-Arrival Guide covers what to pack and what to expect; the Dark Sky Journal covers the sky itself.

Questions we answer most

How far is Kosmos from Great Sand Dunes National Park?

18 minutes by car, 16.2 miles, from the villas to the park entrance. Alamosa is about 25 minutes the other way.

Can I book the whole resort?

Yes. All three Stargazing Villas can be reserved together, sleeping up to 21 guests, with a group astronomer-led stargazing session added on. Use the form above and tell us your dates.

Do you host weddings or events?

Yes. Stargazing weddings at Kosmos are planned a year or more ahead as a private buyout of the resort, with the ceremony and reception space prepared for your date. Smaller celebrations run as villa buyouts with guided stargazing. Tell us your season and guest count.

Can you host a corporate retreat or executive offsite?

Yes. Leadership retreats run as a private buyout: three villas for up to 21 guests, a private astronomer for the evening, meals delivered from local restaurants, and airport transfers from Alamosa with a qualifying package. Send dates and group size and we'll return one proposal.

Is there a spa on site?

Not yet. Each Stargazing Villa has its own stargazing spa dome with a private jacuzzi, and in-villa massages can be added to any stay. A full spa is part of a later phase.

All questions

Not ready to write? Stay connected.

The Dark Sky Journal by email: meteor-shower dates for the year, new stays as they open, and first access to the Kosmos Suites and Galaxy Villa when booking opens. Between issues, the sky is on Instagram most nights.

A few emails a year. Unsubscribe anytime.

The sky is open tonight.