🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.8

Radius: 12.2

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.66 AU - 0.96 AU

Year: 471 Days

Day: 8.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,454,674 km

• M1: 151,692 km (0.077 R)
• M2: 753,225 km (0.076 R)
• M3: 1,182,422 km (0.066 R)
• M4: 1,657,245 km (0.032 R)
• M5: 2,048,892 km (0.086 R)
• M6: 2,646,536 km (0.11 R)
• M7: 3,232,960 km (0.11 R)
• M8: 4,139,822 km (0.117 R)
• M9: 4,624,669 km (0.079 R)
• M10: 5,009,135 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.1

Radius: 13.1

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.54 AU - 2.42 AU

Year: 1799 Days

Day: 10 Hours

Environment

Temp: -193 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,454,674 km

• M1: 162,912 km (0.087 R)
• M2: 570,267 km (0.118 R)
• M3: 1,022,202 km (0.056 R)
• M4: 1,606,980 km (0.087 R)
• M5: 2,083,898 km (0.103 R)
• M6: 3,042,222 km (0.028 R)
• M7: 3,575,240 km (0.081 R)
• M8: 4,716,222 km (0.109 R)
• M9: 5,475,880 km (0.073 R)
• M10: 7,264,921 km (0.05 R)
• M11: 8,085,765 km (0.077 R)
• M12: 8,590,059 km (0.036 R)
• M13: 9,416,438 km (0.092 R)
• M14: 9,912,205 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.4

Radius: 11.7

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.93 AU - 2.17 AU

Year: 1895 Days

Day: 14.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,454,674 km

• M1: 150,047 km (0.07 R)
• M2: 1,095,056 km (0.058 R)
• M3: 1,599,650 km (0.083 R)
• M4: 3,061,670 km (0.116 R)
• M5: 3,612,340 km (0.026 R)
• M6: 4,876,591 km (0.101 R)
• M7: 6,089,082 km (0.105 R)
• M8: 7,081,514 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.2

Radius: 11.8

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.87 AU - 2.49 AU

Year: 2078 Days

Day: 8.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,454,674 km

• M1: 146,756 km (0.116 R)
• M2: 541,095 km (0.112 R)
• M3: 928,853 km (0.114 R)
• M4: 1,427,912 km (0.096 R)
• M5: 1,844,093 km (0.118 R)
• M6: 2,753,050 km (0.111 R)
• M7: 3,331,844 km (0.081 R)
• M8: 3,822,375 km (0.056 R)
• M9: 4,342,527 km (0.095 R)
• M10: 4,988,939 km (0.103 R)
• M11: 5,356,651 km (0.076 R)
• M12: 5,987,206 km (0.106 R)
• M13: 7,139,409 km (0.118 R)
• M14: 7,607,800 km (0.117 R)
• M15: 8,013,659 km (0.087 R)
• M16: 8,462,602 km (0.103 R)
• M17: 8,839,738 km (0.055 R)
• M18: 10,828,941 km (0.103 R)
• M19: 11,308,851 km (0.076 R)
• M20: 12,127,750 km (0.064 R)
• M21: 12,570,559 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.5

Radius: 10.1

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.39 AU - 4.91 AU

Year: 5459 Days

Day: 13.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,454,674 km

• M1: 125,662 km (0.047 R)
• M2: 490,681 km (0.074 R)
• M3: 956,978 km (0.108 R)
• M4: 1,378,245 km (0.062 R)
• M5: 1,808,937 km (0.094 R)
• M6: 2,245,314 km (0.116 R)
• M7: 2,778,332 km (0.101 R)
• M8: 3,537,092 km (0.094 R)
• M9: 3,870,247 km (0.106 R)
• M10: 6,025,353 km (0.103 R)
• M11: 6,877,313 km (0.086 R)
• M12: 10,720,632 km (0.114 R)
• M13: 11,422,845 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.1

Radius: 7.1

Gravity: 13.47 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6 AU - 9.94 AU

Year: 14528 Days

Day: 17.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,454,674 km

• M1: 89,310 km (0.1 R)
• M2: 320,738 km (0.1 R)
• M3: 542,292 km (0.05 R)
• M4: 842,984 km (0.103 R)
• M5: 1,403,527 km (0.083 R)
• M6: 1,808,189 km (0.077 R)
• M7: 2,558,722 km (0.106 R)
• M8: 3,265,273 km (0.116 R)
• M9: 3,609,198 km (0.11 R)
• M10: 3,977,059 km (0.113 R)
• M11: 4,821,091 km (0.089 R)
• M12: 5,519,413 km (0.117 R)
• M13: 5,816,964 km (0.12 R)
• M14: 6,690,914 km (0.089 R)
• M15: 7,558,582 km (0.077 R)
• M16: 8,066,616 km (0.076 R)
• M17: 11,787,564 km (0.1 R)
• M18: 15,323,310 km (0.097 R)
• M19: 16,287,618 km (0.072 R)
• M20: 17,849,120 km (0.106 R)
• M21: 19,084,051 km (0.098 R)
• M22: 20,462,894 km (0.114 R)
• M23: 23,417,751 km (0.11 R)
• M24: 23,903,795 km (0.077 R)
• M25: 24,795,548 km (0.113 R)
• M26: 27,711,659 km (0.098 R)
• M27: 33,473,720 km (0.097 R)
• M28: 34,464,058 km (0.09 R)
• M29: 36,243,974 km (0.06 R)
• M30: 41,665,700 km (0.036 R)
• M31: 49,330,646 km (0.106 R)
• M32: 54,931,291 km (0.033 R)
• M33: 58,594,195 km (0.081 R)
• M34: 60,394,156 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.7

Radius: 7.6

Gravity: 9.6 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 7.37 AU - 11.67 AU

Year: 18966 Days

Day: 20.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,454,674 km

• M1: 95,144 km (0.107 R)
• M2: 448,494 km (0.088 R)
• M3: 1,485,357 km (0.092 R)
• M4: 1,996,234 km (0.084 R)
• M5: 4,307,521 km (0.054 R)
• M6: 4,771,574 km (0.098 R)
• M7: 5,760,266 km (0.09 R)
• M8: 6,118,553 km (0.044 R)
• M9: 6,835,576 km (0.038 R)
• M10: 7,560,527 km (0.091 R)
• M11: 7,797,191 km (0.119 R)
• M12: 10,214,243 km (0.08 R)
• M13: 12,424,103 km (0.111 R)
• M14: 16,944,801 km (0.106 R)
• M15: 17,433,089 km (0.098 R)
• M16: 18,438,087 km (0.029 R)
• M17: 20,746,981 km (0.095 R)
• M18: 21,589,067 km (0.118 R)
• M19: 23,241,824 km (0.101 R)
• M20: 29,281,390 km (0.102 R)
• M21: 32,659,908 km (0.117 R)
• M22: 37,786,178 km (0.05 R)
• M23: 38,900,084 km (0.064 R)
• M24: 43,727,308 km (0.1 R)
• M25: 44,032,039 km (0.074 R)
• M26: 44,491,903 km (0.118 R)
• M27: 45,890,493 km (0.1 R)
• M28: 54,198,411 km (0.062 R)
• M29: 58,519,845 km (0.081 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 12,712 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit