Launch Date
November 28, 2025
Launch Site
AFWTR
Launch Pad
SLC4E
Launch Vehicle
Chang Zheng 3B
NORAD ID
66763
International Designator
2025-276DB
Epoch
Mon, 20 Jul 2026 22:19:03 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
97.42°
Right Ascension
273.38°
Eccentricity
Calculating...
Argument of Perigee
232.89°
Period
95.26 min
Mean Motion
15.12 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Name
HYDROGNSS-2
Alternative Name
N/A
Type
Status
Owner
ESA
Country
European Space Agency
Constellation
N/A
Related Satellites
Major Events
N/A
1 66763U 25276DB 26201.92990497 .00001743 00000+0 10626-3 0 9992
2 66763 97.4187 273.3798 0009917 232.8859 127.1466 15.11604097 35445
Source: Celestrak
Apologies, there is no summary for this satellite yet. I am working to generate these for every object in the catalog, but it is going to take time.
Length
0.7
Diameter
0.5
Span
1.5
Dry Mass
65
Launch Mass
65
Shape
Box +3 pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Payload
HydroGNSS-2
Purpose
Unknown
Mission
Unknown
Manufacturer
SSTL
Life Expectancy
Unknown
Bus
SSTL-21
Configuration
Unknown
Motor
Unknown
Equipment
Unknown
Power System
Unknown
ADCS
Unknown
Transmitter Frequency
Unknown
Learn more about satellites and other related topics.
On May 4, 1989, Space Shuttle Atlantis lifted off from LC-39B carrying Magellan, NASA's first interplanetary mission since 1978. The eleven-year drought ended in a payload bay, and the radar that emerged would map ninety-eight percent of Venus through clouds that no camera could ever see through.
Thirty-nine years ago, the loss of Space Shuttle Challenger and its seven crew members forever transformed our approach to spaceflight safety and risk management
Today's briefing covers the Space Force's plans for future launches, new initiatives in missile defense, and the latest on military and aerospace advancements.
Space Force awards Pulse Space $40 million to develop laser systems for transmitting power and data between spacecraft in orbit. Game-changing on-orbit energy transfer capability.
SpaceX launches two Falcon 9 rockets in one day carrying Starlink satellites from both coasts. Most-flown booster achieves record 33rd flight. 28 V2 Mini Optimized sats deployed.
SpaceX ramps up Starship preparations in Florida while California prepares for another Starlink launch.
Explore the latest in satellite launches and space reconnaissance as Lockheed Martin, SpaceX, and military entities push forward with innovative missions. A new propulsion clean room marks growth in satellite tech.
Space Force cancels the OCX GPS ground system after RTX failures and stands up a cislunar task force. SpaceX launches the 10th and final GPS III.
