---
title: "Planetarium — $417K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/planetarium"
last_updated: "2026-08-07T12:13:25.084Z"
locale: en
meta:
description: "Niche score 50/100 · $417K/yr market · 338K searches/yr · $71.15 avg price. Weak search conversion (1.7%) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 50/100 · $417K/yr market · 338K searches/yr · $71.15 avg price. Weak search conversion (1.7%) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Planetarium — $417K/yr Amazon US Niche (2026) - Flapen"
---
# **planetarium**
**Worth a look**
Shows a sweet-spot price point ($71.15 avg), but weak search conversion (1.7%) keeps it on the watch list.
Market size 56Growth 45Conversion 22Competition 44Returns 36Price range 35Avg price 85Brand share 59Review moat 46Quality gap 80
**Avg price**
**Great****$71.15**
avg listing price — sweet spot $15–$100
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Good****70%**
top-5 brand share — brands hold most of the demand
**Market size**
**Good****$417K**
$417K/yr · 338K searches
**Review moat**
**Okay****1,870.27**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Okay****+15.8%**
90-day search growth — must beat 0% to launch
**Competition**
**Okay****59%**
top-5 click share — leaders hold, buyers still browse
**Returns**
**Okay****4.1%**
return rate — above 5% kills the launch gate
**Price range**
**Okay****$17.06–$253.50**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Bad****1.7%**
search→purchase rate — share of searches ending in a sale
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, planetarium is a $417K/yr Amazon United States market (338K searches/yr). The top 5 brands hold 70% of demand. Demand peaks in Nov–Dec. Verdict: Worth a look — 50/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **planetarium market data**
- **Units sold / yr**
- **6K–8K**
- avg 250–500/product
- **Revenue / yr**
- **$427K–$569K**
- units × avg price
- **Conversion rate**
- **1.7%**
- **Avg BSR**
- **#618**
- **Page quality**
- **0%**
- **Prime**
- **96%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **33 months**
- **Avg seller age**
- **166 days**
## **Competition & brand share**
The top 5 products take 59% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**20 **▼falling
**Sellers**
**42**
**Top-5 brand share**
**70%**
Top 20: 100%
**Top-5 click share**
**59%**
Top 20: 94%
**Open market**
**27%**
- FlyLily34% - Fussion14% - MuliVid12% - Rossetta6% - FlyEagle4% - Ainael4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +15.8% search growth over the last 90 days.
20K15KSpike '24Black Friday '24Prime Day '25Spike '25Holiday '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Nov, Dec · busiest ÷ quietest = 3.0×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/planetarium/trend)
## **Top planetarium search terms**
- **planetarium projector**206K/yr+25.2%1.6% conv. - **planetarium**44K/yr-2.7%0.6% conv. - **planetarium projector for kids**20K/yr+2.8%2.8% conv. - **home planetarium**14K/yr-21.9%0.8% conv. - **home planetarium projector**11K/yr+12.8%1.0% conv. - **planetarium projector for adults**12K/yr-0.8%0.7% conv. - **shooting star projector**12K/yr-1.5%0.4% conv. - **milky way projector**4K/yr+22.6%0.6% conv. - **planetary projector**5K/yr+51.9%1.9% conv. - **planetarium galaxy projector**4K/yr+11.8%0.4% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/planetarium/search-terms)
## **Top planetarium products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%4%$17K8%$33K12%$50K16%$67K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Galaxy Projector Night Light for Bedroom 13-in-1 Planetarium Projector**Fussion**$30.63**4.3★3,196 rev](https://www.amazon.com/dp/B0D6W3K8C9) [2**FlyLily Galaxy Projector for Bedroom 13 in 1 Planetarium Star Projector with Solar System & Constellation 360 Rotating Galaxy Light Projector Space Night Light Projector for Kids Adults Gifts**FlyLily**$42.93**4.4★248 rev](https://www.amazon.com/dp/B0FNWWNWWZ) [3**Galaxy Projector for Bedroom 13 in 1 Planetarium Star Projector with Solar System & Constellation 360 Rotating Galaxy Light Projector Space Night Light Projector for Kids Adults Gifts**FlyLily**$46.80**4.4★133 rev](https://www.amazon.com/dp/B0FH9HYW5P) [4**Galaxy Projector Pro for Bedroom 13 in 1 Planetarium Star Projector with Solar System & Constellation Night Light for Ceiling - 360 Rotating with Timer Adjustable Knob Kids Adults Room Decor**MuliVid**$30.28**4.4★805 rev](https://www.amazon.com/dp/B0DYDKRK5Z) [5**FlyLily Galaxy Projector 12 in 1 HD Planetarium Astronaut Galaxy Projector for Bedroom Galaxy Star Night Light Projector for Kids Adults Gaming Room/Party/Home Dcor**FlyLily**$37.19**4.4★1,140 rev](https://www.amazon.com/dp/B0CXTB134Z)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Musqua Galaxy Projector & White Noise Machine with 28 Sounds Sleep Timer Memory Function. Starry Sky Night Light Planetarium Projector Perfect for Relaxation Teaching Meditation and Kids Bedtime**Musqua**$39.69**27 rev6mo ago](https://www.amazon.com/dp/B0GHTCVL47) [**Jioote Planetarium 3D Galaxy Projector Built-in 60 Scene Modes with Bluetooth Speaker & Remote Control Star Projector Light for Living Room Bedroom forr Gifts for Kids AdultWhite**Jioote**$135.03**68 rev9mo ago](https://www.amazon.com/dp/B0FLYLLBNS) [**60-in-1 Galaxy Projector HD Home Planetarium Projector with Built-in Non-Fading Scenes 3D Star Light Projector for Bedroom Twinkling Star & Meteor Bluetooth Speaker & White Noise Birthday Gifts**Rovmiment**$136.98**124 rev10mo ago](https://www.amazon.com/dp/B0FSKWJSXR) [**Govee Galaxy Light Star Projector 2 Pro 4 Megapixel HD Lens Night Light**Govee**$162.18**252 rev11mo ago](https://www.amazon.com/dp/B0FL29G4R4) [**FlyLily Galaxy Projector for Bedroom 13 in 1 Planetarium Star Projector with Solar System & Constellation 360 Rotating Galaxy Light Projector Space Night Light Projector for Kids Adults Gifts**FlyLily**$42.93**248 rev11mo ago](https://www.amazon.com/dp/B0FNWWNWWZ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Galaxy Projector for Bedroom 13 in 1 Planetarium Star Projector with Solar System & Constellation 360 Rotating Galaxy Light Projector Space Night Light Projector for Kids Adults Gifts**FlyLily**$46.80**4.4★**▲ 259%**](https://www.amazon.com/dp/B0FH9HYW5P) [**Musqua Galaxy Projector & White Noise Machine with 28 Sounds Sleep Timer Memory Function. Starry Sky Night Light Planetarium Projector Perfect for Relaxation Teaching Meditation and Kids Bedtime**Musqua**$39.69**3.5★**▲ 229%**](https://www.amazon.com/dp/B0GHTCVL47) [**Rossetta 3D Galaxy Projector 60 Scenes Star Light Projector for Bedroom**Rossetta**$137.19**4.4★**▲ 173%**](https://www.amazon.com/dp/B0FN7W23B4) [**FlyLily Galaxy Projector 12 in 1 HD Planetarium Astronaut Galaxy Projector for Bedroom Galaxy Star Night Light Projector for Kids Adults Gaming Room/Party/Home Dcor**FlyLily**$37.19**4.4★**▲ 167%**](https://www.amazon.com/dp/B0CXTB134Z) [**FlyLily Galaxy Projector for Bedroom 13 in 1 Planetarium Star Projector with Solar System & Constellation 360 Rotating Galaxy Light Projector Space Night Light Projector for Kids Adults Gifts**FlyLily**$42.93**4.4★**▲ 141%**](https://www.amazon.com/dp/B0FNWWNWWZ)
**~~View all trending →~~**
## **What buyers say about planetarium**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**14%
*“The build quality is solid”*
**Brightness/Shine/Glow**13%
*“Very bright”*
**Value For Money**11%
*“Great value”*
**Image/Picture Clarity**8%
*“Amazing picture quality at this price”*
**Color**7%
*“Amazing colors”*
**Advertised Vs Actual Product**5%
*“As advertised”*
**Gifting Purpose**5%
*“Cool gift”*
**Ease Of Use**5%
*“Easy to use”*
**Sleep Quality**4%
*“Helps me fall asleep”*
**Night Vision**2%
*“Built in night light is a bonus”*
### **What buyers complain about **
**Durability**12%
*“Broke after a few weeks”*
**Quality-Overall**10%
*“Bad quality”*
**Value For Money**9%
*“way overpriced for what you get”*
**Brightness/Shine/Glow**9%
*“Not as bright as hoped”*
**Advertised Vs Actual Product**6%
*“Inaccurate description”*
**Image/Picture Clarity**6%
*“Picture quality not that great”*
**Functionality-Overall**6%
*“Never worked”*
**Color**3%
*“Colors fade after some time”*
**Charging**2%
*“Doesnt charge”*
**Connectivity-Overall**2%
*“then connection randomly got faulty”*
### **Top return reasons **
**Advertised Vs Actual Product**16%
**Functionality-Overall**15%
**Brightness/Shine/Glow**13%
**Image/Picture Clarity**12%
**Quality-Overall**5%
**Size-Overall**5%
**Defective Material/Parts**5%
**Value For Money**4%
**Display-Overall**2%
**Color**2%
## **Common questions**
- **Is planetarium profitable to sell on Amazon United States?**
- The niche generates $417K/yr across 26 tracked products. 8 of 9 products launched in the last 360 days are still selling. 90-day search growth is +15.8%. Flapen's verdict: Worth a look (50/100).
- **How competitive is the planetarium niche?**
- 20 brands and 42 sellers compete. The top 5 products take 59% of clicks and top 5 brands hold 70% of demand.
- **What do buyers complain about in planetarium?**
- Top complaints mined from reviews: Durability, Quality-Overall, Value For Money. The return rate is 4.1%.
- **When does demand for planetarium peak?**
- Demand peaks in Nov–Dec; the busiest month runs 3.0× the quietest.
- **What does it cost to enter the planetarium niche?**
- Listings span $17.06–$253.50; the average listing price is $71.15 (sweet spot $15–$100). The average incumbent carries 1,870 reviews — the moat a new listing must climb.
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