A Photo Report of Capturing the Pleiades (M45) with the DWARF 3 | Capturing the Glow of Deep Space with a 4-Hour Exposure from a Balcony

モニターの前に設置された三脚付きのスマートフォン。スマートフォンの画面にはDWARF 3のアプリが表示され、星団のライブ撮影が進行中。背景の大きなモニターには鮮やかなオリオン大星雲のような宇宙の画像が映し出されており、室内からリモートで天体撮影を楽しんでいる様子。

Imagine your balcony in Okinawa instantly transforming into a gateway to outer space. That's the magical experience offered by the next-generation smart telescope, "DWARF 3." This time, our target is the Pleiades star cluster (Subaru), one of the most beautiful star clusters in the winter night sky.

Despite the lingering city lights, the advanced image processing of the DWARF 3, combined with an incredibly long exposure of "4 hours," allowed us to beautifully capture the mystical blue veil of gas (reflection nebula) enveloping the stars—a sight impossible to see with the naked eye.

No bulky equatorial mounts or computers are needed. Simply set it up on your balcony and select "Subaru" on your smartphone. We'll introduce this new form of stargazing, made possible by technological advancements, in detail with actual photographic data. Why not join us in experiencing the infinite universe that unfolds from your balcony?

[Filming Record]

  • subject: The Pleiades star cluster (M45 / Subaru)
  • Date and time: February 23, 2026 23:00 - February 24, 2026 3:00
  • equipment: Dwarf 3
  • Exposure time: Approximately 4 hours
  • place: Home balcony
  • Overview: There were flowing clouds and a light breeze. Judging the conditions unsuitable for an expedition (to a park or beach), I decided to do my first balcony photoshoot.
沖縄の自宅ベランダが天文台に!次世代スマート望遠鏡「DWARF 3」を使い、プレアデス星団(すばる・M45)を4時間かけて長時間露光撮影。街明かりのある環境でも、電子観望技術により肉眼では見えない青いガスの広がりまで鮮明に捉えた、今ちゃん星空案内の感動的な観測記録をお届けします。

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