Epsilon S — mission imagery
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TBD

JV-LOTUSat-1

Epsilon SJapan Aerospace Exploration AgencyMu Center
Thursday, December 31, 2026 · 12:00 AM UTCAdd to Calendar

NextMission AnnouncedT-720:00:00

Time to launch

172
DAYS
:
13
HRS
:
10
MIN
:
18
SEC
Launch Window Confidence
46% — Uncertain

Vehicle

Epsilon S

Profile →

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...

Height24.4 m
LEO PayloadN/A
Launches39
Successes33

Provider

Japan Aerospace Exploration Agency

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JPN • Founded 2003

The Japan Aerospace Exploration Agency (JAXA) is Japan's national aero-space agency. Through the merger of three previously independent organizations, JAXA was formed on 1 October 2003. JAXA is responsible for...

Mission Brief

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.

PayloadJV-LOTUSat-1
OrbitSun-Synchronous Orbit
CustomerJapan Aerospace Exploration Agency
Stages4
PadMu Center, Uchinoura Space Center, Japan

Mission Timeline

0 / 140%
Up next · Pre-launch

Mission Announced

Official mission announcement and payload assignment

T-720:00:00
12:00 AM UTC
  • Mission AnnouncedT-720:00:00
  • Vehicle RolloutT-48:00:00
  • Wet Dress RehearsalT-24:00:00
  • Launch Day PrepT-06:00:00

Ground vector

Launch site

Site locked

Mu Center

Uchinoura Space Center, Japan

Global range
SITE LOCK
Latitude
31.251°N
Longitude
131.082°E

Range Weather

Launch commit criteria

Clear
Watch
TrackingNo active constraints
Weather Rules

Tracking no weather issues at this time.

Primary concern
No weather issues
Rule count
0
Temperature
Not reported
Surface wind
Not reported
Window

12:00 AM UTC - 12:00 AM UTC

Schedule History

No delays or schedule changes recorded.