🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.8

Radius: 12.6

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.51 AU - 0.83 AU

Year: 366 Days

Day: 10.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 33,448,840 km

• M1: 156,928 km (0.117 R)
• M2: 587,022 km (0.085 R)
• M3: 1,000,211 km (0.093 R)
• M4: 1,444,517 km (0.102 R)
• M5: 2,605,845 km (0.053 R)
• M6: 3,016,940 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.3

Radius: 11.9

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.97 AU - 1.07 AU

Year: 687 Days

Day: 12.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,448,840 km

• M1: 148,102 km (0.075 R)
• M2: 733,927 km (0.12 R)
• M3: 2,112,771 km (0.043 R)
• M4: 2,505,316 km (0.107 R)
• M5: 3,575,389 km (0.074 R)
• M6: 4,609,858 km (0.052 R)
• M7: 5,085,280 km (0.101 R)
• M8: 5,475,731 km (0.12 R)
• M9: 5,956,688 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.2

Radius: 14.4

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.08 AU - 1.32 AU

Year: 877 Days

Day: 9.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,448,840 km

• M1: 179,069 km (0.089 R)
• M2: 627,713 km (0.04 R)
• M3: 1,225,356 km (0.068 R)
• M4: 1,823,299 km (0.103 R)
• M5: 2,751,105 km (0.068 R)
• M6: 3,257,643 km (0.05 R)
• M7: 3,710,476 km (0.078 R)
• M8: 4,494,369 km (0.03 R)
• M9: 5,386,421 km (0.115 R)
• M10: 6,435,700 km (0.062 R)
• M11: 8,347,412 km (0.084 R)
• M12: 8,912,293 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.6

Radius: 13.6

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.22 AU - 1.42 AU

Year: 1011 Days

Day: 7.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,448,840 km

• M1: 169,195 km (0.107 R)
• M2: 695,331 km (0.116 R)
• M3: 1,510,191 km (0.046 R)
• M4: 2,005,359 km (0.051 R)
• M5: 2,548,549 km (0.114 R)
• M6: 2,982,533 km (0.109 R)
• M7: 3,451,372 km (0.118 R)
• M8: 3,904,056 km (0.059 R)
• M9: 4,343,724 km (0.11 R)
• M10: 5,466,456 km (0.111 R)
• M11: 6,469,510 km (0.096 R)
• M12: 7,162,746 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.4

Radius: 13.8

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.64 AU - 1.64 AU

Year: 1401 Days

Day: 12.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,448,840 km

• M1: 171,589 km (0.071 R)
• M2: 768,783 km (0.093 R)
• M3: 1,928,915 km (0.107 R)
• M4: 2,515,339 km (0.054 R)
• M5: 3,001,831 km (0.102 R)
• M6: 3,641,811 km (0.072 R)
• M7: 4,708,144 km (0.069 R)
• M8: 5,454,338 km (0.065 R)
• M9: 6,016,228 km (0.087 R)
• M10: 6,991,008 km (0.111 R)
• M11: 8,883,870 km (0.075 R)
• M12: 9,340,891 km (0.091 R)
• M13: 10,458,088 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.4

Radius: 8.5

Gravity: 13.27 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.37 AU - 3.59 AU

Year: 3430 Days

Day: 14.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,448,840 km

• M1: 105,766 km (0.079 R)
• M2: 376,837 km (0.065 R)
• M3: 848,070 km (0.111 R)
• M4: 1,180,178 km (0.049 R)
• M5: 1,552,826 km (0.061 R)
• M6: 1,882,839 km (0.055 R)
• M7: 2,289,296 km (0.041 R)
• M8: 2,839,667 km (0.068 R)
• M9: 3,597,081 km (0.069 R)
• M10: 4,112,445 km (0.038 R)
• M11: 5,506,997 km (0.085 R)
• M12: 6,251,695 km (0.107 R)
• M13: 6,742,376 km (0.095 R)
• M14: 7,800,631 km (0.117 R)
• M15: 8,552,809 km (0.079 R)
• M16: 9,510,385 km (0.117 R)
• M17: 10,838,216 km (0.112 R)
• M18: 13,154,141 km (0.103 R)
• M19: 14,585,643 km (0.072 R)
• M20: 15,339,167 km (0.07 R)
• M21: 15,614,427 km (0.084 R)
• M22: 20,480,846 km (0.104 R)
• M23: 21,220,458 km (0.071 R)
• M24: 26,193,241 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.9

Radius: 10.8

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.19 AU - 4.35 AU

Year: 4881 Days

Day: 9.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,448,840 km

• M1: 134,339 km (0.045 R)
• M2: 479,461 km (0.106 R)
• M3: 857,794 km (0.083 R)
• M4: 1,342,491 km (0.089 R)
• M5: 1,701,676 km (0.072 R)
• M6: 2,314,728 km (0.029 R)
• M7: 2,655,811 km (0.083 R)
• M8: 3,314,042 km (0.091 R)
• M9: 5,953,546 km (0.03 R)
• M10: 6,500,775 km (0.105 R)
• M11: 8,867,563 km (0.109 R)
• M12: 10,154,105 km (0.072 R)
• M13: 11,221,785 km (0.113 R)
• M14: 11,561,223 km (0.096 R)
• M15: 12,159,016 km (0.055 R)
• M16: 12,777,304 km (0.084 R)
• M17: 13,308,376 km (0.101 R)
• M18: 18,909,021 km (0.063 R)
• M19: 19,252,049 km (0.083 R)
• M20: 21,250,378 km (0.096 R)
• M21: 22,759,970 km (0.118 R)
• M22: 25,321,983 km (0.087 R)
• M23: 26,075,956 km (0.091 R)
• M24: 26,501,263 km (0.099 R)
• M25: 32,655,719 km (0.096 R)
• M26: 33,348,956 km (0.1 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 19,003 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit