🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.54 AU - 0.64 AU

Year: 288 Days

Day: 34.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.4

Radius: 14.4

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.05 AU - 1.29 AU

Year: 805 Days

Day: 8.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 77,566,242 km

• M1: 179,069 km (0.118 R)
• M2: 698,772 km (0.1 R)
• M3: 1,254,378 km (0.043 R)
• M4: 2,002,068 km (0.111 R)
• M5: 2,474,648 km (0.081 R)
• M6: 3,339,174 km (0.115 R)
• M7: 4,823,783 km (0.106 R)
• M8: 5,382,531 km (0.065 R)
• M9: 6,856,968 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.5

Radius: 13.1

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.09 AU - 1.61 AU

Year: 997 Days

Day: 5.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,566,242 km

• M1: 162,912 km (0.11 R)
• M2: 575,054 km (0.064 R)
• M3: 1,145,920 km (0.111 R)
• M4: 1,898,247 km (0.095 R)
• M5: 2,679,896 km (0.059 R)
• M6: 3,209,922 km (0.034 R)
• M7: 3,838,532 km (0.103 R)
• M8: 4,402,665 km (0.09 R)
• M9: 4,986,845 km (0.111 R)
• M10: 5,454,039 km (0.067 R)
• M11: 6,602,652 km (0.109 R)
• M12: 7,670,182 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.7

Radius: 14.6

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.54 AU - 2.94 AU

Year: 2884 Days

Day: 13.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,566,242 km

• M1: 181,761 km (0.05 R)
• M2: 636,539 km (0.095 R)
• M3: 1,161,328 km (0.087 R)
• M4: 2,957,700 km (0.083 R)
• M5: 3,782,283 km (0.11 R)
• M6: 4,486,739 km (0.097 R)
• M7: 6,579,165 km (0.063 R)
• M8: 7,601,816 km (0.088 R)
• M9: 8,218,009 km (0.103 R)
• M10: 10,902,394 km (0.118 R)
• M11: 15,774,048 km (0.06 R)
• M12: 16,244,833 km (0.11 R)
• M13: 18,280,411 km (0.059 R)
• M14: 20,604,713 km (0.047 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.3

Radius: 6.9

Gravity: 19.69 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 9.04 AU - 9.26 AU

Year: 17598 Days

Day: 19 Hours

Environment

Temp: -229 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,566,242 km

• M1: 87,066 km (0.118 R)
• M2: 337,044 km (0.1 R)
• M3: 568,472 km (0.085 R)
• M4: 1,627,924 km (0.073 R)
• M5: 1,936,694 km (0.039 R)
• M6: 5,309,528 km (0.111 R)
• M7: 7,288,408 km (0.103 R)
• M8: 12,906,407 km (0.109 R)
• M9: 14,738,831 km (0.06 R)
• M10: 16,161,058 km (0.079 R)
• M11: 18,730,850 km (0.111 R)
• M12: 23,180,938 km (0.057 R)
• M13: 25,649,602 km (0.12 R)
• M14: 29,368,156 km (0.05 R)
• M15: 35,873,270 km (0.103 R)
• M16: 36,995,853 km (0.109 R)
• M17: 37,280,238 km (0.086 R)
• M18: 39,163,675 km (0.088 R)
• M19: 44,228,162 km (0.094 R)
• M20: 47,836,612 km (0.105 R)
• M21: 50,406,404 km (0.115 R)
• M22: 70,800,035 km (0.045 R)
• M23: 71,019,046 km (0.075 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 12,271 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit