MISSION OVERVIEW
REX (Radiation Experiment) or ISES (Integrated Space Experiment System) was an Air Force Rome Laboratory ionospheric research satellite which tested the effects of the atmosphere on radio transmissions, and employed GPS for on-board navigation and attitude control.
LAUNCH DETAILS
VEHICLE
Scout G-1
AGENCY
United States Air ForceMISSION
REX
MISSION TYPE
Earth Science
TARGET ORBIT
Polar Orbit
LAUNCH PAD
Space Launch Complex 5LAUNCH SITE
Vandenberg SFB, CA, USACOUNTRY
USA
LAUNCH TIME VERIFICATION
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: f6087d84-0a55-4f13-b0eb-9f8de315a7bb
Reported date: Jun 29, 1991 at 14:00 UTC
Last synced: 1 hour ago
This launch date and time are confirmed by the launch provider. Countdown is active.
LAUNCH MAP
PAD WEATHER
Loading weather…
CAN YOU SEE THIS LAUNCH?
Select a location to check if this launch is visible from where you are
VEHICLE
MANUFACTURER
Vought
VARIANT
G-1
FLIGHTS
17
SUCCESSES
17
SUCCESS RATE
100%
The Scout family of rockets were were American launch vehicles designed to place small satellites into orbit around the Earth. The Scout multistage rocket was the first orbital launch vehicle to be entirely composed of solid fuel stages.
FREQUENTLY ASKED QUESTIONS
When is the Scout G-1 | REX launch?
The Scout G-1 | REX is scheduled for Saturday, June 29, 1991 at 2:00 PM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: SUCCESS.
What rocket is being used for REX?
The Scout G-1 | REX mission uses the Scout G-1 rocket, manufactured by Vought. The Scout G-1 has flown 17 times with a 100% success rate.
Where is the Scout G-1 | REX launching from?
The launch takes place from Space Launch Complex 5 at Vandenberg SFB, CA, USA.
What orbit is REX going to?
The REX mission is targeting Polar Orbit.
Who is launching REX?
The Scout G-1 | REX is operated by United States Air Force.
Can I watch the Scout G-1 | REX 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 03:06 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 29, 2026 03:06 UTC
Launch date set: Jun 29, 1991 at 14:00 UTC
NET (No Earlier Than) confirmed by United States Air Force
Mar 29, 2026 03:06 UTC
Launch completed successfully
Updated via Launch Library 2
Feb 4, 2026 16:18 UTC
NASAu2019s SPHEREx Examines Comet 3I/ATLASu2019s ComaDescription These observations by NASAu2019s SPHEREx (Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer) show the infrared light emitted by…
NASA
Jan 6, 2026 15:42 UTC
First Sky Map from NASAu2019s SPHEREx ObservatoryNASAu2019s SPHEREx Observatory has mapped the entire sky in 102 infrared colors, as seen here in this image released on Dec. 18, 2025. This image…
NASA
Dec 28, 2025 21:36 UTC
SPHEREx produces first all-sky map, highlights entire universe in infrared lightAfter launching in March and collecting near-infrared data throughout 2025, NASAu2019s SPHEREx observatory has completedu2026 The post SPHEREx produces first all-sky map, highlights entire universe…
NASASpaceflight
Dec 26, 2025 05:41 UTC
SPHEREx completes first full sky infrared map of the cosmosLos Angeles CA (SPX) Dec 19, 2025 Launched in March 2025, NASA's SPHEREx space telescope has completed its first infrared map of the entire sky,…
SpaceDaily
Dec 18, 2025 17:56 UTC
NASAu2019s SPHEREx Observatory Completes First Cosmic Map Like No OtherLaunched in March, NASAu2019s SPHEREx space telescope has completed its first infrared map of the entire sky in 102 colors. While not visible to the…
NASA
Jul 2, 2025 19:57 UTC
How NASAu2019s SPHEREx Mission Will Share Its All-Sky Map With the WorldNASAu2019s newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now settled into low-Earth orbit, SPHEREx…
NASA
May 8, 2025 21:28 UTC
SPHEREx starts science observations while PUNCH commissioning continuesNASAu2019s latest space telescope has taken the first science observations of its two-year mission tou2026 The post SPHEREx starts science observations while PUNCH commissioning continues…
NASASpaceflight
May 6, 2025 18:27 UTC
SPHEREx Starts Scanning Entire SkyA soot-like cloud is revealed in a section of the sky in this May 1, 2025, image from NASAu2019S SPHEREx space observatory. On May 1,…
NASA
May 6, 2025 14:08 UTC
NASA Expands SPHEREx Science Return Through Commercial PartnershipNASA is partnering with commercial industry to expand our knowledge of Earth, our solar system, and beyond. Recently, NASA collaborated with Kongsberg Satellite Services (KSAT)…
NASA
May 1, 2025 21:18 UTC
NASAu2019s SPHEREx Space Telescope Begins Capturing Entire SkyAfter weeks of preparation, the space observatory has begun its science mission, taking about 3,600 unique images per day to create a map of the…
NASA
Apr 24, 2025 20:18 UTC
New York Stock Exchange Welcomes NASAu2019s SPHEREx TeamMembers of NASAu2019s recently launched SPHEREx (Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer) mission team participated in the New…
NASA
Apr 21, 2025 21:16 UTC
NASAu2019s SPHEREx Team To Ring New York Stock Exchange BellMembers of the team behind NASAu2019s newest space telescope will ring the New York Stock Exchange closing bell in New York City at 4 p.m.…
NASA
Apr 1, 2025 16:55 UTC
NASAu2019s SPHEREx Takes First Images, Preps to Study Millions of GalaxiesProcessed with rainbow hues to represent a range of infrared wavelengths, the new pictures indicate the astrophysics space observatory is working as expected. NASAu2019s SPHEREx…
NASA
Mar 10, 2025 01:43 UTC
Live coverage: SpaceX to launch NASAu2019s SPHEREx and PUNCH spacecraft on Falcon 9 rocket from VandenbergThe infrared space telescope and Sun-centric missions will launch on a rideshare Falcon 9 flight from Vandenberg Space Force Base on Monday, March 10. Liftoff…
Spaceflight Now
Mar 8, 2025 21:04 UTC
NASA, SpaceX to launch SPHEREx observatory and PUNCH heliophysics mission from CaliforniaSpaceX and NASA are set for the launch of the agencyu2019s newest space telescope andu2026 The post NASA, SpaceX to launch SPHEREx observatory and PUNCH…
NASASpaceflight
LIVE DATA SOURCES
Last data sync: 1 hour ago
●Launch Library 21 hour ago
Launch ID: f6087d84-0a55-4f13-b0eb-9f8de315a7bb
●Spaceflight News API1 hour ago
15 articles matched
●Open-Meteo Weather1 hour ago
Pad weather at 34.61, -120.62
