🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.7

Radius: 13.9

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.64 AU - 0.8 AU

Year: 422 Days

Day: 7.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 26,769,139 km

• M1: 185,651 km (0.105 R)
• M2: 764,445 km (0.077 R)
• M3: 1,197,830 km (0.027 R)
• M4: 2,885,743 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.8

Radius: 14.4

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.77 AU - 0.87 AU

Year: 513 Days

Day: 13.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 26,769,139 km

• M1: 179,817 km (0.099 R)
• M2: 780,153 km (0.027 R)
• M3: 1,285,644 km (0.087 R)
• M4: 3,414,571 km (0.082 R)
• M5: 3,962,399 km (0.057 R)
• M6: 4,678,225 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.8

Radius: 10.3

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.7 AU - 1.02 AU

Year: 551 Days

Day: 12.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,769,139 km

• M1: 128,205 km (0.1 R)
• M2: 541,694 km (0.085 R)
• M3: 1,042,248 km (0.068 R)
• M4: 1,428,360 km (0.087 R)
• M5: 2,050,538 km (0.083 R)
• M6: 3,110,888 km (0.1 R)
• M7: 3,546,966 km (0.12 R)
• M8: 4,399,225 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.4

Radius: 11.9

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.25 AU - 1.37 AU

Year: 1035 Days

Day: 10.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,769,139 km

• M1: 147,952 km (0.064 R)
• M2: 522,246 km (0.092 R)
• M3: 955,781 km (0.06 R)
• M4: 1,411,306 km (0.105 R)
• M5: 1,904,979 km (0.091 R)
• M6: 2,874,373 km (0.103 R)
• M7: 3,476,655 km (0.105 R)
• M8: 3,982,146 km (0.089 R)
• M9: 5,800,657 km (0.11 R)
• M10: 6,457,990 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.3

Radius: 14.1

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.41 AU - 1.43 AU

Year: 1168 Days

Day: 14 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,769,139 km

• M1: 175,478 km (0.089 R)
• M2: 729,888 km (0.076 R)
• M3: 1,280,707 km (0.073 R)
• M4: 1,726,808 km (0.042 R)
• M5: 2,177,397 km (0.057 R)
• M6: 2,694,706 km (0.113 R)
• M7: 3,161,601 km (0.107 R)
• M8: 4,068,164 km (0.102 R)
• M9: 5,496,226 km (0.117 R)
• M10: 5,957,137 km (0.114 R)
• M11: 7,983,290 km (0.104 R)
• M12: 11,283,719 km (0.092 R)
• M13: 12,105,011 km (0.104 R)
• M14: 12,624,116 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.8

Radius: 11.3

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.32 AU - 3.18 AU

Year: 3148 Days

Day: 7.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 26,769,139 km

• M1: 140,472 km (0.099 R)
• M2: 531,372 km (0.062 R)
• M3: 1,031,178 km (0.099 R)
• M4: 1,556,715 km (0.092 R)
• M5: 3,119,265 km (0.053 R)
• M6: 3,657,369 km (0.107 R)
• M7: 4,167,049 km (0.103 R)
• M8: 4,651,596 km (0.082 R)
• M9: 5,020,505 km (0.099 R)
• M10: 5,734,236 km (0.057 R)
• M11: 7,529,111 km (0.097 R)
• M12: 8,039,689 km (0.066 R)
• M13: 9,016,862 km (0.1 R)
• M14: 11,033,441 km (0.083 R)
• M15: 12,378,625 km (0.114 R)
• M16: 13,830,323 km (0.104 R)
• M17: 16,553,752 km (0.101 R)
• M18: 17,301,443 km (0.096 R)
• M19: 18,617,904 km (0.06 R)
• M20: 19,237,987 km (0.118 R)
• M21: 19,680,049 km (0.115 R)
• M22: 21,993,430 km (0.107 R)
• M23: 22,967,611 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.8

Radius: 13.9

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.74 AU - 3.78 AU

Year: 4063 Days

Day: 12.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 26,769,139 km

• M1: 173,384 km (0.108 R)
• M2: 835,055 km (0.105 R)
• M3: 1,293,722 km (0.08 R)
• M4: 1,762,712 km (0.115 R)
• M5: 2,516,535 km (0.054 R)
• M6: 2,951,865 km (0.041 R)
• M7: 3,598,128 km (0.092 R)
• M8: 4,043,481 km (0.07 R)
• M9: 4,818,547 km (0.045 R)
• M10: 5,255,523 km (0.105 R)
• M11: 5,888,920 km (0.111 R)
• M12: 6,950,616 km (0.083 R)
• M13: 7,715,361 km (0.104 R)
• M14: 11,664,595 km (0.106 R)
• M15: 14,254,882 km (0.095 R)
• M16: 14,944,827 km (0.094 R)
• M17: 17,566,081 km (0.052 R)
• M18: 18,235,831 km (0.091 R)
• M19: 18,733,393 km (0.106 R)
• M20: 19,496,941 km (0.092 R)
• M21: 20,083,215 km (0.072 R)
• M22: 23,337,717 km (0.1 R)
• M23: 26,451,297 km (0.057 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 19,244 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit