🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.7

Radius: 10.1

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.61 AU - 0.81 AU

Year: 421 Days

Day: 6.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,937,767 km

• M1: 125,812 km (0.089 R)
• M2: 510,278 km (0.108 R)
• M3: 996,172 km (0.062 R)
• M4: 1,560,904 km (0.036 R)
• M5: 2,048,144 km (0.108 R)
• M6: 2,634,867 km (0.058 R)
• M7: 3,048,505 km (0.075 R)
• M8: 3,527,667 km (0.108 R)
• M9: 3,862,617 km (0.09 R)
• M10: 4,193,528 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.7

Radius: 9.3

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.76 AU - 1.12 AU

Year: 641 Days

Day: 13.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,937,767 km

• M1: 115,639 km (0.069 R)
• M2: 447,447 km (0.101 R)
• M3: 744,249 km (0.056 R)
• M4: 1,502,112 km (0.093 R)
• M5: 2,094,071 km (0.093 R)
• M6: 2,943,488 km (0.119 R)
• M7: 4,103,619 km (0.091 R)
• M8: 5,209,297 km (0.108 R)
• M9: 5,510,138 km (0.092 R)
• M10: 6,276,229 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343

Radius: 10.8

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.98 AU - 1.22 AU

Year: 811 Days

Day: 7 Hours

Environment

Temp: -175 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 22,937,767 km

• M1: 135,685 km (0.115 R)
• M2: 518,207 km (0.084 R)
• M3: 998,416 km (0.068 R)
• M4: 1,485,357 km (0.11 R)
• M5: 2,503,520 km (0.091 R)
• M6: 3,242,384 km (0.113 R)
• M7: 3,730,223 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.1

Radius: 10.7

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.29 AU - 1.73 AU

Year: 1304 Days

Day: 10.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,937,767 km

• M1: 141,370 km (0.086 R)
• M2: 480,060 km (0.108 R)
• M3: 931,845 km (0.083 R)
• M4: 1,393,504 km (0.108 R)
• M5: 1,995,187 km (0.081 R)
• M6: 2,463,428 km (0.084 R)
• M7: 3,288,760 km (0.058 R)
• M8: 5,134,199 km (0.089 R)
• M9: 6,617,312 km (0.099 R)
• M10: 8,763,593 km (0.115 R)
• M11: 9,410,604 km (0.093 R)
• M12: 10,184,174 km (0.096 R)
• M13: 10,701,184 km (0.103 R)
• M14: 11,787,714 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.5

Radius: 14.6

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.2 AU - 3.24 AU

Year: 4062 Days

Day: 8.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 84.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,937,767 km

• M1: 181,612 km (0.101 R)
• M2: 745,297 km (0.103 R)
• M3: 1,364,482 km (0.074 R)
• M4: 1,829,732 km (0.035 R)
• M5: 2,376,661 km (0.087 R)
• M6: 3,178,057 km (0.083 R)
• M7: 4,017,002 km (0.045 R)
• M8: 4,563,184 km (0.091 R)
• M9: 5,159,032 km (0.116 R)
• M10: 7,440,998 km (0.033 R)
• M11: 8,559,242 km (0.114 R)
• M12: 10,221,125 km (0.095 R)
• M13: 11,128,586 km (0.095 R)
• M14: 13,499,712 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.5

Radius: 14.6

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.12 AU - 3.78 AU

Year: 4504 Days

Day: 12.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,937,767 km

• M1: 181,612 km (0.103 R)
• M2: 659,876 km (0.11 R)
• M3: 1,227,750 km (0.092 R)
• M4: 1,814,024 km (0.108 R)
• M5: 2,507,859 km (0.098 R)
• M6: 3,511,212 km (0.12 R)
• M7: 4,051,260 km (0.092 R)
• M8: 5,760,565 km (0.082 R)
• M9: 8,191,531 km (0.082 R)
• M10: 9,615,104 km (0.077 R)
• M11: 10,179,387 km (0.093 R)
• M12: 12,006,276 km (0.079 R)
• M13: 13,839,748 km (0.119 R)
• M14: 16,471,474 km (0.067 R)
• M15: 17,398,831 km (0.107 R)
• M16: 24,667,941 km (0.026 R)
• M17: 25,269,923 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.1

Radius: 8.9

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.45 AU - 4.49 AU

Year: 6643 Days

Day: 5.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 22,937,767 km

• M1: 110,702 km (0.071 R)
• M2: 406,906 km (0.095 R)
• M3: 831,016 km (0.1 R)
• M4: 1,276,369 km (0.119 R)
• M5: 1,672,504 km (0.119 R)
• M6: 2,081,804 km (0.113 R)
• M7: 2,361,702 km (0.066 R)
• M8: 3,050,600 km (0.109 R)
• M9: 3,950,132 km (0.11 R)
• M10: 5,115,649 km (0.058 R)
• M11: 5,764,305 km (0.11 R)
• M12: 6,763,320 km (0.114 R)
• M13: 7,099,915 km (0.094 R)
• M14: 9,063,985 km (0.098 R)
• M15: 9,549,580 km (0.093 R)
• M16: 10,131,217 km (0.109 R)
• M17: 10,451,057 km (0.053 R)
• M18: 11,537,137 km (0.09 R)
• M19: 12,331,951 km (0.098 R)
• M20: 13,834,661 km (0.111 R)
• M21: 14,428,266 km (0.109 R)
• M22: 15,298,477 km (0.105 R)
• M23: 15,826,408 km (0.055 R)
• M24: 16,530,714 km (0.096 R)
• M25: 17,770,133 km (0.083 R)
• M26: 20,496,554 km (0.085 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: 556 - 11,172 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit