UNITED STATES AIR FORCE
Delta 2310 | Solar Mesosphere Explorer
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Oct 6, 1981 at 11:27 UTC
▸ Flight profile›
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MISSION OVERVIEW
Scientific satellite dedicated to research related to the Earth’s ozone layer
LAUNCH DETAILS
VEHICLE
Delta 2310AGENCY
United States Air ForceMISSION
Solar Mesosphere Explorer
MISSION TYPE
Earth Science
TARGET ORBIT
Low Earth Orbit
LAUNCH PAD
Space Launch Complex 2WLAUNCH SITE
Vandenberg SFB, CA, USACOUNTRY
USA
LAUNCH TIME VERIFICATION
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: 9d75c97f-3e54-4dd2-b550-1e276f6ebf41
Reported date: Oct 6, 1981 at 11:27 UTC
Last synced: 10 minutes ago
This launch date and time are confirmed by the launch provider. Countdown is active.
LAUNCH MAP
PAD WEATHER
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VEHICLE — Delta 2310 →
MANUFACTURER
McDonnell Douglas
VARIANT
2310
FLIGHTS
3
SUCCESSES
3
SUCCESS RATE
100%
The Delta 2000 series was an American expendable launch system which was used to conduct forty-four orbital launches between 1974 and 1981. It was a member of the Delta family of rockets. Several variants existed, which were differentiated by a four digit numerical code.
FREQUENTLY ASKED QUESTIONS
When is the Delta 2310 | Solar Mesosphere Explorer launch?
The Delta 2310 | Solar Mesosphere Explorer is scheduled for Tuesday, October 6, 1981 at 11:27 AM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: SUCCESS.
What rocket is being used for Solar Mesosphere Explorer?
The Delta 2310 | Solar Mesosphere Explorer mission uses the Delta 2310 rocket, manufactured by McDonnell Douglas. The Delta 2310 has flown 3 times with a 100% success rate.
Where is the Delta 2310 | Solar Mesosphere Explorer launching from?
The launch takes place from Space Launch Complex 2W at Vandenberg SFB, CA, USA.
What orbit is Solar Mesosphere Explorer going to?
The Solar Mesosphere Explorer mission is targeting Low Earth Orbit.
Who is launching Solar Mesosphere Explorer?
The Delta 2310 | Solar Mesosphere Explorer is operated by United States Air Force.
Can I watch the Delta 2310 | Solar Mesosphere Explorer launch live?
Yes. Visit the launch detail page on Space Launch Live for embedded YouTube webcasts, replay videos, and links to live coverage from SpaceX, NASA, NASASpaceflight, and other channels.
LAUNCH TIMELINE
Mar 29, 2026 23:43 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 29, 2026 23:43 UTC
Launch date set: Oct 6, 1981 at 11:27 UTC
NET (No Earlier Than) confirmed by United States Air Force
Mar 29, 2026 23:43 UTC
Launch completed successfully
Updated via Launch Library 2
LIVE DATA SOURCES
Last data sync: 10 minutes ago
●Launch Library 210 minutes ago
Launch ID: 9d75c97f-3e54-4dd2-b550-1e276f6ebf41
●Open-Meteo Weather1 week ago
Pad weather at 34.76, -120.62
Mission Profile
Solar Mesosphere Explorer was a Delta 2310 mission operated by United States Air Force that lifted off from Space Launch Complex 2W, Vandenberg SFB, CA, USA on October 6, 1981. The flight carried its payload on a earth science mission to Low Earth Orbit. The launch was a success.