Launch Details

Space launch mission information

Soyuz 2.1b/Fregat-M | Ionosfera-M 3 & 4

To Be Confirmed
in 41 days7/25/2025, 5:54:00 AM
Soyuz 2.1b/Fregat-M | Ionosfera-M 3 & 4

Launch in

T-00h00m00s

7/25/2025, 5:54:00 AM

Launch Soon
Launching Tomorrow

Mission Description

Ionosfera is a constellation of four ionospheric and magnetospheric research satellites developed by for Roscosmos for the project Ionozond. The satellites will operate on circular sun-synchronous orbits (SSO), at altitude of about 800 km and located in two orbital planes of two satellites each. The following science instruments are carried on the satellites: * SPER/1 Plasma and energy radiation spectrometer * SG/1 Gamma-ray spectrometer * GALS/1 Galactic cosmic ray spectrometer / 1 * LAERTES On-board Ionosonde * NBK/2 Low-frequency wave complex * ESEP Ionospheric plasma energy spectrometer * Ozonometer-TM Ozonometer * MayaK On-board radio transmitters * PES GPS-GLONASS device

Launch Videos

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Mission Updates

Cosmic_Penguin

Cosmic_Penguin

2/3/2025, 6:36:00 PM

Added launch.

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Cosmic_Penguin

Cosmic_Penguin

4/2/2025, 1:55:00 PM

NET July 24.

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Cosmic_Penguin

Cosmic_Penguin

5/3/2025, 7:16:00 PM

NET July 25.

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Cosmic_Penguin

Cosmic_Penguin

5/14/2025, 5:04:00 PM

Added launch time.

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Launch Details

Launch Window

7/25/2025, 5:54:00 AM

Rocket Details

Soyuz 2.1b Fregat-M

Family: Soyuz

Variant: Fregat-M

Launch Facility

Cosmodrome Site 1S

Vostochny Cosmodrome, Siberia, Russian Federation