Sea West Observatories

Name: Sea West Observatories
Address: 373 East Foothill Boulevard, Suite 200, San Dimas, CA, 91773, US
Telephone: +19095927120

Home
United States
San Dimas, CA
Sea West Observatories

We work with a reputable and diverse network of partners and vendors who share our commitment to excellence and innovation.

As a turn-key contracting company specializing in observatory builds, we offer a full range of services that are extremely valuable for amateur and professional astronomers alike. We build observatories that are tailored to meet the unique needs of each customer, whether they need a portable, small-scale dome or a larger, permanent structure. In addition to providing construction services, we offe

r ongoing maintenance packages to ensure that the observatory and telescope remain in top working condition. Our team of experts is available to offer advice and knowledge on diagnosing issues that may arise, helping telescope owners troubleshoot problems and improve their observing experience.

05/20/2026

Our nearest galactic neighbor in stunning detail. 🌌

Captured from a private observatory system installed by Sea West, this image of M31, the Andromeda Galaxy reveals sweeping dust lanes, glowing star clouds, and the immense scale of the closest spiral galaxy to the Milky Way.

Located over 2.5 million light-years away, Andromeda remains one of the most breathtaking targets in the night sky. Images like this are a reminder of what’s possible when precision instrumentation meets dark skies and a properly integrated observatory system.

05/18/2026

Bringing new life to a custom observatory!

Sea West recently completed a retrofit of this roll-off roof observatory, replacing the aging telescope system with a new PlaneWave CDK20 and delivering major upgrades to the facility. From system integration to performance improvements, this observatory is now equipped for modern high-resolution imaging and reliable operation for years to come.

05/14/2026

The Running Chicken Nebula in all its chaotic beauty. 🌌✨

Captured with a PlaneWave DeltaRho 500, this image of IC 2944 — the Running Chicken Nebula showcases glowing hydrogen clouds and intricate dark dust structures spread across one of the southern sky’s most striking emission regions.

This final image combines 61 red, 38 green, and 42 blue exposures at 300 seconds each for a total integration time of 11 hours and 45 minutes. Stacked and processed to bring out the rich detail and color hidden within this massive nebula complex.

04/17/2026

A timeless jewel of the winter sky. ✨🌌

Captured from one of our client observatories, M45 the Pleiades shines with brilliant blue reflection nebulosity surrounding this young open star cluster. Also known as the Seven Sisters, M45 is one of the most recognizable and breathtaking deep-sky objects visible from Earth.

A perfect reminder that some of the brightest objects in the sky still hold incredible detail when viewed through the right equipment.

03/12/2026

A ghostly glow in the dark of Cepheus. 🌌

Captured from a private observatory in California, this image reveals VdB 152 — the Wolf’s Cave Nebula, a faint reflection nebula illuminated by a nearby star and surrounded by intricate clouds of cosmic dust. Targets like this require long integrations and pristine skies to bring out the delicate structure hidden within the darkness.

02/16/2026

To enhance observatory protection and remote use at the University of Maine, we installed a new AAG CloudWatcher weather station and replaced the aging all-sky camera.

We also added 115V and 208V UPS systems for emergency dome closure, reconfigured software for weather-triggered actions, and sealed the dome to prevent leaks.

Reliable gear means more skies, less downtime.

02/12/2026

From outdated to upgraded at the University of Maine Observatory!
Sea West was proud to complete a full retrofit, modernizing both hardware and software to bring this facility up to today’s professional observatory standards.

From new UPS systems and a USB 3.0 extender for control room operations, to optical cleaning and dome sealing, every detail was addressed to improve reliability, performance, and weather resilience.

02/09/2026

Sea West Observatories recently made a service trip to Jackson College to bring their observatory one step closer to full remote functionality. We upgraded the weather station, installed a new refractor alongside their PlaneWave CDK700 for expanded imaging options, and mounted a flat panel calibration screen to the dome interior for fully automated flats.

Optimized, upgraded, and ready for remote research and education.

02/05/2026

Built with purpose. Engineered for discovery. 🔭

The Dark Sky Discovery Center observatory is more than just a place to stargaze, it’s a fully integrated, professional-grade research facility. From the pier foundation to the custom warm room and precision-aligned PlaneWave CDK700, every detail was designed with performance and reliability in mind.

Sea West Observatories was proud to support the full process, consulting on layout, equipment integration, and final commissioning to ensure the observatory is ready for both education and advanced imaging.

01/20/2026

Sea West Observatories was proud to serve as a technical consultant during the construction of the Dark Sky Discovery Center in Arizona, ensuring the facility was fully optimized for its astronomical centerpiece, a PlaneWave CDK700 telescope.

From layout planning to pier integration, our team worked closely with project partners to deliver a turnkey observatory designed to educate, inspire, and explore under pristine night skies.

Address

373 East Foothill Boulevard, Suite 200
San Dimas, CA
91773

Telephone

+19095927120

Website

http://www.seawestobservatories.com/

Alerts

Be the first to know and let us send you an email when Sea West Observatories posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Contact The Business

Send a message to Sea West Observatories:

Shortcuts

Want your business to be the top-listed Engineering Company in San Dimas?