Falcon Heavy Returns After 18-Month Hiatus | KeepTrack X Report
SpaceX's Falcon Heavy flew for the first time in 18 months on April 29, while Starlink hit 51 Falcon 9 launches in 2026 with 10,280 satellites working.
CALSPHERE 1 (00900)
COSPAR: 1964-063C | Alt Name: Dragsphere 1
Image
Additional Sources
Launch Details
Launch Date
October 6, 1964
Launch Site
AFWTR
Launch Pad
75-1-2
Launch Vehicle
Thor Ablestar
Orbital Elements
NORAD ID
00900
International Designator
1964-063C
Epoch
Mon, 20 Jul 2026 21:10:10 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
90.22°
Right Ascension
72.56°
Eccentricity
Calculating...
Argument of Perigee
185.90°
Period
104.60 min
Mean Motion
13.77 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Explore in the Catalog
Basic Satellite Info
Name
CALSPHERE 1
Alternative Name
Dragsphere 1
Type
Payload
Status
Operational
Owner
Naval Research Laboratory
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 00900U 64063C 26201.88207064 .00000406 00000+0 40398-3 0 9990
2 00900 90.2206 72.5596 0024624 185.9017 185.6073 13.76655422 76063
Source: Celestrak
Summary
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.
Physical Characteristics
Length
0.4
Diameter
0.4
Span
0.4
Dry Mass
1
Launch Mass
1
Shape
Sphere
Radar Cross Section
0.051
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Dragsphere
Purpose
Air density research
Mission
Air density research
Manufacturer
Naval Research Laboratory
Life Expectancy
Passive
Bus
NRL 14
Configuration
Sphere
Motor
None
Equipment
None
Power System
None
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
Satellite Articles
View All Posts »Learn more about satellites and other related topics.
X Report 17 Mar 2025
SpaceX's Crew-10 mission safely docks with the ISS, setting up for a crew rotation. Starlink continues its global expansion with additional satellite deployments.
SpaceX and xAI Tapped for Pentagon's $100M Drone Contest | KeepTrack X Report
Pentagon selects SpaceX and xAI for $100M autonomous drone competition. Two Falcon 9 rockets launch Starlink sats from California and Florida. 11,215 total Starlink satellites launched.
SpaceX Preps Seventh Starlink Launch of 2026 With 25 Satellites | KeepTrack X Report
SpaceX readies Starlink 17-20 launch of 25 satellites to polar orbit from Vandenberg pad 4E — seventh Starlink mission of the year. 11,009 total Starlink satellites launched to date.
X Report 5 Apr 2025
SpaceX secures major U.S. military contracts, Fram2 concludes historic mission, and preparations for another Starlink launch.
SpaceX Starfall Secret Capsule Targets Space Manufacturing | KeepTrack X Report
SpaceX's disk-shaped Starfall reentry vehicle debuts as the constellation hits 10,671 working satellites across low Earth orbit.
Space Brief 14 Feb 2025
Key developments include Redwire's contract for a US Space Force mission, UK's steps toward its first orbital launch, and a detailed military satellite spotlight.
Vulcan Grounding Could Last Months, Space Force Weighs Alternatives | KeepTrack Space Brief
ULA's Vulcan Centaur faces potential months-long stand-down. Space Force actively exploring payload reassignment and satellite operational life extensions to cover critical national security missions.