Optical Intersatellite Link (OISL)
The laser-based crosslinks that turn Starlink into a mesh, anchor the SDA Transport Layer, and just made their GPS debut on GPS III SV10 - quietly rewriting how data moves through space.
Launch Date
September 25, 1992
Launch Site
Launch Pad
LC40
Launch Vehicle
Commercial Titan 3
NORAD ID
22137
International Designator
1992-063B
Decay Date
10/1/1992
Name
TITAN 3E R/B
Alternative Name
Titan CT-4 Stage 2
Type
Status
Owner
AFSMC
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Length
9.9
Diameter
3.1
Span
9.9
Dry Mass
2900
Launch Mass
2900
Shape
Cyl
Radar Cross Section
18.98
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Payload
LR91AJ11 CT-4
Purpose
Unknown
Mission
Unknown
Manufacturer
MM
Life Expectancy
Unknown
Bus
Titan 3M Stage 2
Configuration
Unknown
Motor
Unknown
Equipment
Unknown
Power System
Unknown
ADCS
Unknown
Transmitter Frequency
Unknown
Learn more about satellites and other related topics.
The laser-based crosslinks that turn Starlink into a mesh, anchor the SDA Transport Layer, and just made their GPS debut on GPS III SV10 - quietly rewriting how data moves through space.
SpaceX sets a new reuse record with Falcon 9's 27th flight, continuing its Starlink deployment while facing challenges with Starship development.
Today's brief highlights significant shifts in military space spending due to the Golden Dome program, the U.S. Space Force's advancements in tactical satellite communications, and NASA's race to nuclear power in space.
SpaceX reaches 600th Falcon 9 launch with Starlink 17-13 from Vandenberg. NASA SLS hydrogen leak repairs only partially successful. New book explores forces shaping space.
Today's briefing covers SpaceX's ambitious launch and temporary setback with their Super Heavy booster, adjustments in South African telecommunications laws influenced by Starlink, and the U.S. Navy's strategic shifts amidst changes in unmanned combatant acquisitions.
Today's briefing highlights recent launches and failures, including an Indian radar satellite setback, successful Rocket Lab missions, and China's debut of upgraded rocket technology.
Starlink satellite count April 2026: 10,191 working of 10,209 in orbit. SpaceX flew its 1,000th Starlink of 2026 on April 14, adding 29 more sats.
Sixteen years ago today, a fireball tore across the Australian outback. Most of it was a dying Japanese spacecraft burning up after a seven-year ordeal. The bright dot racing ahead of the wreckage was a capsule holding the first grains of an asteroid ever returned to Earth.