🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.2

Radius: 9.7

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.53 AU - 0.85 AU

Year: 376 Days

Day: 9.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 26,946,902 km

• M1: 120,576 km (0.09 R)
• M2: 428,149 km (0.026 R)
• M3: 810,671 km (0.104 R)
• M4: 1,234,930 km (0.085 R)
• M5: 1,695,243 km (0.114 R)
• M6: 2,253,542 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.1

Radius: 10.9

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.04 AU - 2.62 AU

Year: 2333 Days

Day: 10.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,946,902 km

• M1: 140,173 km (0.066 R)
• M2: 490,831 km (0.092 R)
• M3: 834,756 km (0.117 R)
• M4: 1,189,303 km (0.118 R)
• M5: 1,998,777 km (0.074 R)
• M6: 2,897,860 km (0.114 R)
• M7: 4,391,146 km (0.053 R)
• M8: 6,164,180 km (0.103 R)
• M9: 8,537,401 km (0.074 R)
• M10: 9,018,657 km (0.069 R)
• M11: 9,668,361 km (0.09 R)
• M12: 10,380,746 km (0.105 R)
• M13: 10,831,335 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.2

Radius: 12.7

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.96 AU - 4.24 AU

Year: 4481 Days

Day: 9.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 26,946,902 km

• M1: 157,975 km (0.101 R)
• M2: 840,291 km (0.079 R)
• M3: 1,387,221 km (0.099 R)
• M4: 2,124,290 km (0.091 R)
• M5: 3,891,938 km (0.1 R)
• M6: 4,674,485 km (0.077 R)
• M7: 6,552,985 km (0.112 R)
• M8: 7,626,051 km (0.096 R)
• M9: 9,781,158 km (0.103 R)
• M10: 11,457,701 km (0.112 R)
• M11: 16,535,501 km (0.071 R)
• M12: 16,955,871 km (0.059 R)
• M13: 17,383,422 km (0.112 R)
• M14: 21,138,179 km (0.101 R)
• M15: 24,771,911 km (0.085 R)
• M16: 25,243,743 km (0.071 R)
• M17: 28,201,891 km (0.081 R)
• M18: 28,802,826 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.7

Radius: 9.7

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.2 AU - 4.1 AU

Year: 4575 Days

Day: 12.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,946,902 km

• M1: 121,623 km (0.07 R)
• M2: 439,369 km (0.069 R)
• M3: 1,204,412 km (0.103 R)
• M4: 1,507,348 km (0.073 R)
• M5: 2,391,322 km (0.064 R)
• M6: 2,699,344 km (0.114 R)
• M7: 3,500,141 km (0.055 R)
• M8: 3,880,569 km (0.029 R)
• M9: 4,921,321 km (0.118 R)
• M10: 6,112,719 km (0.085 R)
• M11: 7,398,662 km (0.033 R)
• M12: 7,936,017 km (0.064 R)
• M13: 10,350,078 km (0.089 R)
• M14: 11,176,008 km (0.082 R)
• M15: 15,637,166 km (0.031 R)
• M16: 16,875,986 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.3

Radius: 8.5

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.76 AU - 5.62 AU

Year: 7756 Days

Day: 11.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 26,946,902 km

• M1: 105,766 km (0.107 R)
• M2: 387,608 km (0.085 R)
• M3: 1,018,612 km (0.116 R)
• M4: 1,710,203 km (0.091 R)
• M5: 2,392,220 km (0.081 R)
• M6: 2,946,180 km (0.094 R)
• M7: 3,729,475 km (0.085 R)
• M8: 4,011,916 km (0.045 R)
• M9: 4,744,048 km (0.093 R)
• M10: 5,759,668 km (0.04 R)
• M11: 6,349,233 km (0.048 R)
• M12: 7,613,933 km (0.089 R)
• M13: 7,999,148 km (0.085 R)
• M14: 10,461,828 km (0.093 R)
• M15: 11,204,432 km (0.07 R)
• M16: 12,169,637 km (0.049 R)
• M17: 13,643,326 km (0.08 R)
• M18: 16,473,418 km (0.083 R)
• M19: 17,178,174 km (0.103 R)
• M20: 18,397,247 km (0.117 R)
• M21: 18,900,644 km (0.117 R)
• M22: 19,348,689 km (0.09 R)
• M23: 20,000,936 km (0.093 R)
• M24: 20,399,166 km (0.073 R)
• M25: 22,399,588 km (0.104 R)
• M26: 23,191,410 km (0.07 R)
• M27: 24,376,375 km (0.079 R)
• M28: 24,754,857 km (0.113 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 16,421 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit