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Epsilon S | JV-LOTUSat-1
Japan Aerospace Exploration AgencyTo Be Determined

JV-LOTUSat-1

Epsilon S

Date to be confirmed

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A confirmed launch date has not been published in this record. Placeholder dates are not launch appointments.

Source record updated . This is a source update, not a confirmed launch time.

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The latest on this mission

What changed?

Moved back to 2025 TBD due to another test firing failure for qualification of the Epsilon-S 2nd stage motor.

Update ↗

NET February 2025.

Update ↗
Time to target
Target pending

Target time, not a confirmed liftoff.

LAUNCH SITEUchinoura Space Center, Japan

Mission

Vietnamese Synthetic Aperture Radar Earth observation satellite build by NEC Corporation of Japan, based on Japan's ASNARO 2 satellite and the NEXTAR NX-300L satellite bus. The satellite will contribute to measures against natural disasters and climate change in Vietnam.

Launch vehicle
Epsilon S
Mission type
Earth Science
Destination orbit
Sun-Synchronous Orbit
Launch pad
Mu Center
Provider
Japan Aerospace Exploration Agency

The vehicle

Published configuration and flight history.

Epsilon S
Launch vehicle

Epsilon S

The Epsilon S rocket is a Japanese solid-fuel rocket designed to launch scientific satellites. It is a follow-on project to the larger and more expensive M-V rocket which was retired in 2006. The Japan Aerospace Exploration Agency (JAXA) began developing the Epsilon in 2007. The first stage is based on SRB-3, the strap-on solid-rocket booster of H3

Height
24.4 m
Diameter
2.5 m
Stages
4
Recorded launches
0
First flight
2013-09-14

Launch window

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Launch site & orbit

Uchinoura Space Center, Japan

The mission in perspective

Launch site & orbit

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Understand this orbit
NASA Blue Marble map of Earth's continents and oceans
Representative orbit · accelerated illustrationNo live tracking or simulated ascent. NASA Blue Marble.

Coverage & sources

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Mission coverage

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Further reading

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