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Spectrum | Onward and Upward

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April 9, 2026 - 20:00 UTC

"Onward and Upward" Mission of Isar Aerospace
Isar Aerospace Launches the "Onward and Upward" Mission
Isar Aerospace
Isar Aerospace is a German aerospace company based in Munich, Germany. The company was founded in 2018.
Onward and Upward
Second test flight of the Isar Spectrum launch vehicle. This launch will carry 5 cubesats and 1 non-separable experiment as part of European Space Agency (ESA)'s “Boost!” program: * CyBEEsat (TU Berlin) * TriSat-S (University of Maribor) * Platform 6 (EnduroSat) * FramSat-1 (NTNU) * SpaceTeamSat1 (TU Wien Space Team) * Let It Go (Dcubed, non-separable experiment)
Spectrum
Spectrum is a small launch vehicle developed by German company Isar Aerospace.
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Updates
Cosmic_Penguin
NET April 9.
April 7, 2026 - 12:52 UTC
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Cosmic_Penguin
NET April 8 per marine navigation warnings, TBC.
April 7, 2026 - 03:12 UTC
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Cosmic_Penguin
Delayed to NET April.
March 28, 2026 - 16:05 UTC
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Cosmic_Penguin
Reverted back to NET March TBD with cancellation of NOTAMs.
March 27, 2026 - 20:20 UTC
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Cosmic_Penguin
NET March 28 per new NOTAMs, to be confirmed.
March 26, 2026 - 12:50 UTC
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hitura-nobad
Launch attempt aborted, new date to be determined
March 25, 2026 - 20:31 UTC
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hitura-nobad
Hold!
March 25, 2026 - 20:21 UTC
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hitura-nobad
New T-0
March 25, 2026 - 19:56 UTC
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Cosmic_Penguin
New T-0.
March 25, 2026 - 19:10 UTC
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LL2
Official Webcast by Isar Aerospace has started
March 25, 2026 - 19:01 UTC
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Cosmic_Penguin
GO for launch.
March 25, 2026 - 04:36 UTC
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Cosmic_Penguin
Delayed to NET March 25 due to launch site weather.
March 23, 2026 - 11:03 UTC
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Cosmic_Penguin
NET March 23 due to launch site weather.
March 18, 2026 - 12:13 UTC
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Cosmic_Penguin
Added daily launch window.
March 4, 2026 - 20:00 UTC
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Cosmic_Penguin
NET March 19.
January 30, 2026 - 12:52 UTC
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Cosmic_Penguin
Delayed to next range window in February.
January 21, 2026 - 19:07 UTC
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Cosmic_Penguin
Scrubbed for the day due to pressurization valve issue.
January 21, 2026 - 11:55 UTC
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Cosmic_Penguin
GO for launch.
January 16, 2026 - 12:02 UTC
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Cosmic_Penguin
NET January 20 per new NOTAMs.
January 13, 2026 - 15:52 UTC
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Cosmic_Penguin
NET January 17.
December 23, 2025 - 19:21 UTC
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Cosmic_Penguin
Delayed to NET 13 January 2026.
December 10, 2025 - 01:42 UTC
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Cosmic_Penguin
Moved to NET December 2025 with possibly related NOTAMs/marine navigation warnings issued for December 6-19, to be confirmed as for Spectrum.
December 3, 2025 - 20:54 UTC
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Nosu
Adding launch
September 16, 2025 - 06:44 UTC
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