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Meet The Future of 
Microwave Sounding

Transcend the limitations of traditional atmospheric measurement with Tomorrow.io’s microwave sounder-equipped satellites.

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satellite

Unleashing Next-Level Atmospheric Insight

Unlock a new level of understanding with Tomorrow.io’s sounder-equipped satellites, utilizing the power of passive microwave radiometry to revolutionize the perception of Earth’s atmosphere. With the ability to provide crucial temperature, water vapor profiles, and precipitation data, these satellites play a vital role in enhancing global weather forecasting capabilities.

Learn More About our Mission

Tomorrow.io’s Microwave Sounders at a Glance

glance
  • Spacecraft
    6U Cubesat, 12Kg Mass
  • Orbit
    550 km / SSO+Mid-incl
  • Instrument
    Passive MW Radiometer
  • Channels:
    12+
  • Antenna
    Cross-track scanning
  • Swath
    2200 km (120° scan)
  • Class
    6U CubeSat
  • Frequency
    91-204 GHz
  • Horizontal Resolution
    14 x 17 km @ nadir (204 GHz), 

    26 x 28 km @ nadir (91 GHz)

Tomorrow.io’s Microwave Sounders at a Glance

  • Antenna
    Cross-track 
scanning
  • Swath
    2200 km 

    (120° scan)
  • Frequency
    91-204 GHz
  • Weight
    12 kg
  • Class
    6U CubeSat
  • Design Lifespan
    3 years
  • Instrument
    Passive MW Radiometer
  • Orbit
    550 km / 
SSO+Mid-incl
  • Channels:
    12+
  • Horizontal Resolution
    14 x 17 km @ 
nadir (204 GHz),
    26 x 28 km @ 
nadir (91 GHz)
glance

Precise and Wide-Ranging Atmospheric Analysis

Experience the precision and breadth of Tomorrow.io’s sounder-equipped satellites, meticulously engineered for:

Broad Range Observations
Volumetric scans of the atmosphere with a swath of +/-60 deg / 2200 km.

Multi-Dimensional Analysis
Delivering temperature and water vapor profiles and precipitation data

Fast Data Acquisition
Providing near real-time global atmospheric observations with breakthrough frequency

Backed by Proven Success with Leading Partners

In collaboration with MIT Lincoln Lab, Tomorrow.io has already commercialized some of the most advanced microwave sounder technology on the market – a sensor that has demonstrated its space-worthy credentials on NASA’s TROPICS mission.

This success has paved the way for a faster launch timeline for Tomorrow.io’s groundbreaking sounder-equipped satellites.

Combined with our radar satellites, Tomorrow.io’s fleet of sounder-equipped 
spacecraft will solidify our world-changing constellation.

Ready to join the revolution?

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