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swap_horiz AO-91 (Fox-1B) Alternatives

Looking for alternatives to AO-91 (Fox-1B)? Compare the top Satellite options ranked by our AI scoring system.

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AO-91 (Fox-1B)

AO-91 (Fox-1B)

AO-91, also known as Fox-1B, is an amateur radio CubeSat launched by AMSAT in November 2017. It carries a U/V FM voice transponder for amateur radio communication and experimentation, and is part of the Fox-1 series of satellites designed to support education in radio technology. AO-91 operates in a...

7.1 Good

apps Top AO-91 (Fox-1B) Alternatives

The top alternative to AO-91 (Fox-1B) in 2026 is CORONA (KH-4) with a score of 9.2/10, followed by SRTM (9.2) and WorldView-3 (9.1).

1
CORONA (KH-4)

CORONA (KH-4)

CORONA was a highly classified United States military reconnaissance satellite program developed by the CIA and the Air...

1960S Reconnaissance Leo Cia Usaf
9.2 Excellent
2
SRTM

SRTM

The Shuttle Radar Topography Mission (SRTM) was an international project led by the National Geospatial-Intelligence Age...

2000S Leo Dem Generation Nasa Usaf
9.2 Excellent
3
WorldView-3

WorldView-3

WorldView-3 is a high-resolution commercial Earth observation satellite operated by Maxar and launched in 2014. It provi...

High Resolution 2010S Polar Orbit Maxar
9.1 Excellent
4
TanDEM-X

TanDEM-X

TanDEM-X (Terrain Digital Elevation Model) is a German radar satellite launched in 2010 by the German Aerospace Center (...

2010S Sar Polar Orbit Airbus Dlr
9.1 Excellent
5
Himawari-8

Himawari-8

Himawari-8 is a Japanese geostationary meteorological satellite operated by the Japan Meteorological Agency. Launched in...

Japan Geostationary 2010S Weather
9.0 Excellent
6
GOES-R (GOES-16)

GOES-R (GOES-16)

GOES-16, the first satellite of the GOES-R series, is a geostationary weather satellite operated by the National Oceanic...

Geostationary 2010S Weather Noaa
9.0 Excellent
7
Sentinel-2B

Sentinel-2B

Sentinel-2B is an Earth observation satellite operated by the European Space Agency (ESA) as part of the Copernicus Prog...

2010S Esa Earth Observation Polar Orbit
8.9 Great
8
KH-9 Hexagon

KH-9 Hexagon

The KH-9 Hexagon was a series of large photoreconnaissance satellites operated by the US National Reconnaissance Office...

1970S Reconnaissance Leo Declassified
8.9 Great
9
CryoSat-2

CryoSat-2

CryoSat-2 is an Earth observation satellite developed by the European Space Agency (ESA) and launched in 2010. Its prima...

Radar 2010S Esa Polar Orbit
8.8 Great
10
China Space Station (Tiangong)

China Space Station (Tiangong)

China Space Station (Tiangong) is China's permanently crewed modular orbital station, with its core Tianhe module launch...

Modular 2020S Leo Crewed
8.8 Great
11
Himawari-9

Himawari-9

Himawari-9 is a geostationary meteorological satellite operated by the Japan Meteorological Agency. Launched in 2016, it...

Japan Geostationary 2010S Weather
8.7 Great
12
MMS (Magnetospheric Multiscale)

MMS (Magnetospheric Multiscale)

The Magnetospheric Multiscale (MMS) mission is a NASA space physics observatory consisting of four identical satellites...

Nasa 2010S Magnetosphere Elliptical Orbit
8.7 Great
13
NOAA-20

NOAA-20

NOAA-20 is a polar-orbiting environmental monitoring satellite operated by the National Oceanic and Atmospheric Administ...

2010S Weather Noaa Polar Orbit
8.6 Great
14
ALOS-2

ALOS-2

ALOS-2 (Advanced Land Observing Satellite-2) is a Japanese Earth observation satellite operated by JAXA and launched in...

Japan 2010S Jaxa Sar
8.6 Great
15
Van Allen Probes (RBSP)

Van Allen Probes (RBSP)

The Van Allen Probes, originally named the Radiation Belt Storm Probes, were a pair of NASA spacecraft launched in 2012...

Nasa 2010S Elliptical Orbit Radiation Belt
8.6 Great
16
Planet Dove (constellation)

Planet Dove (constellation)

Planet Dove is a large constellation of three-unit CubeSat Earth observation satellites operated by Planet Labs, with th...

Planet 2010S Cubesat Multispectral
8.3 Great
17
OSCAR-1

OSCAR-1

OSCAR-1 was the first amateur-built satellite to reach orbit, launched on December 12, 1961 as a secondary payload aboar...

1960S Leo Amateur Radio Amsat
8.3 Great
18
COSMIC-2 (constellation)

COSMIC-2 (constellation)

COSMIC-2 is a constellation of six satellites developed jointly by NOAA and Taiwan's NSPO, launched on June 25, 2019 abo...

2010S Leo Gnss Ro Noaa Nspo
8.1 Great
19
AO-7 (OSCAR-7)

AO-7 (OSCAR-7)

AO-7 (OSCAR-7) is an amateur radio satellite constructed by volunteers and launched into low Earth orbit by the Radio Am...

1970S Leo Amateur Radio Amsat
8.1 Great
20
SO-50 (SaudiSat 1C)

SO-50 (SaudiSat 1C)

SO-50, also known as SaudiSat 1C, is an amateur radio satellite launched by Saudi Arabia in 2002. It orbits the Earth in...

2000S Leo Amateur Radio Amsat
7.6 Good

summarize Quick Comparison Summary

Alternative Score vs AO-91 (Fox-1B) Action
CORONA (KH-4)
CORONA (KH-4)
Satellite 1960S Reconnaissance Leo
9.2 Excellent +2.1 Compare
SRTM
SRTM
Satellite 2000S Leo Dem Generation
9.2 Excellent +2.1 Compare
WorldView-3
WorldView-3
Satellite High Resolution 2010S Polar Orbit
9.1 Excellent +2.0 Compare
TanDEM-X
TanDEM-X
Satellite 2010S Sar Polar Orbit
9.1 Excellent +2.0 Compare
Himawari-8
Himawari-8
Satellite Japan Geostationary 2010S
9.0 Excellent +1.9 Compare
GOES-R (GOES-16)
GOES-R (GOES-16)
Satellite Geostationary 2010S Weather
9.0 Excellent +1.9 Compare
Sentinel-2B
Sentinel-2B
Satellite 2010S Esa Earth Observation
8.9 Great +1.8 Compare
KH-9 Hexagon
KH-9 Hexagon
Satellite 1970S Reconnaissance Leo
8.9 Great +1.8 Compare
CryoSat-2
CryoSat-2
Satellite Radar 2010S Esa
8.8 Great +1.7 Compare
China Space Station (Tiangong)
China Space Station (Tiangong)
Satellite Modular 2020S Leo
8.8 Great +1.7 Compare

See all Satellite ranked by score

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help Frequently Asked Questions

What are the best alternatives to AO-91 (Fox-1B)?
The top alternatives to AO-91 (Fox-1B) in 2026 include CORONA (KH-4), SRTM, WorldView-3, TanDEM-X, Himawari-8. Each offers unique features and is objectively scored on Lunoo to help you compare.
How does AO-91 (Fox-1B) compare to its competitors?
Our AI-powered comparison system analyzes features, pricing, user reviews, and expert opinions to provide objective scores. AO-91 (Fox-1B) scores 7.1/10. Click any alternative above to see a detailed side-by-side comparison.
Is AO-91 (Fox-1B) worth it in 2026?
AO-91 (Fox-1B) scores 7.1/10 in the Satellite category. We recommend comparing it with the 20 alternatives listed above to find the best fit for your needs.
What is the best free alternative to AO-91 (Fox-1B)?
Several alternatives to AO-91 (Fox-1B) offer free plans or free tiers. Check the alternatives listed above and visit their websites to compare pricing and free options.
Why should I switch from AO-91 (Fox-1B)?
Common reasons users look for AO-91 (Fox-1B) alternatives include pricing, specific feature gaps, better integration needs, or simply exploring newer options. Our objective scoring helps you compare without bias.
How many alternatives to AO-91 (Fox-1B) are there?
Lunoo currently lists 20 scored alternatives to AO-91 (Fox-1B) in the Satellite category, ranked by our AI-powered evaluation system.
Which AO-91 (Fox-1B) alternative has the highest rating?
CORONA (KH-4) currently holds the highest rating among AO-91 (Fox-1B) alternatives with a score of 9.2/10.
Can I use CORONA (KH-4) instead of AO-91 (Fox-1B)?
CORONA (KH-4) is one of the top-rated alternatives to AO-91 (Fox-1B). While they serve similar purposes in the Satellite space, each has distinct strengths. Use our comparison tool above for a detailed side-by-side analysis.
What is the cheapest alternative to AO-91 (Fox-1B)?
Pricing varies among AO-91 (Fox-1B) alternatives. We recommend checking each alternative's website for current pricing. Many options in the Satellite category offer free tiers or competitive pricing.
How are AO-91 (Fox-1B) alternatives ranked on Lunoo?
Lunoo uses an AI-powered scoring system that analyzes category fit, feature coverage, pricing signals, public reception, recency, and value to provide 0 to 10 scores. Rankings are updated continuously.
AO-91 (Fox-1B) vs CORONA (KH-4): which is better?
AO-91 (Fox-1B) scores 7.1/10 while CORONA (KH-4) scores 9.2/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
AO-91 (Fox-1B) vs SRTM: which is better?
AO-91 (Fox-1B) scores 7.1/10 while SRTM scores 9.2/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
AO-91 (Fox-1B) vs WorldView-3: which is better?
AO-91 (Fox-1B) scores 7.1/10 while WorldView-3 scores 9.1/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.

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