🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.3

Radius: 9

Gravity: 10.4 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.7 AU - 1.06 AU

Year: 533 Days

Day: 6.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,214,869 km

• M1: 111,899 km (0.077 R)
• M2: 480,508 km (0.12 R)
• M3: 1,184,067 km (0.118 R)
• M4: 2,124,290 km (0.089 R)
• M5: 2,557,675 km (0.062 R)
• M6: 3,085,007 km (0.074 R)
• M7: 3,381,211 km (0.042 R)
• M8: 3,889,545 km (0.112 R)
• M9: 4,356,440 km (0.068 R)
• M10: 5,597,803 km (0.027 R)
• M11: 6,271,143 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.1

Radius: 8.5

Gravity: 9.87 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.99 AU - 1.41 AU

Year: 849 Days

Day: 11.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,214,869 km

• M1: 105,766 km (0.111 R)
• M2: 398,379 km (0.061 R)
• M3: 749,785 km (0.097 R)
• M4: 1,093,710 km (0.063 R)
• M5: 1,417,589 km (0.074 R)
• M6: 1,708,856 km (0.075 R)
• M7: 2,099,457 km (0.063 R)
• M8: 2,688,723 km (0.094 R)
• M9: 3,009,760 km (0.108 R)
• M10: 3,328,702 km (0.049 R)
• M11: 3,597,081 km (0.048 R)
• M12: 4,390,548 km (0.076 R)
• M13: 4,891,102 km (0.115 R)
• M14: 5,220,517 km (0.118 R)
• M15: 5,903,880 km (0.026 R)
• M16: 6,470,706 km (0.097 R)
• M17: 6,756,289 km (0.073 R)
• M18: 8,109,551 km (0.102 R)
• M19: 8,520,048 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.9

Radius: 9.2

Gravity: 10.35 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.7 AU - 4.46 AU

Year: 5321 Days

Day: 10 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,214,869 km

• M1: 114,742 km (0.064 R)
• M2: 411,993 km (0.095 R)
• M3: 712,834 km (0.057 R)
• M4: 1,080,396 km (0.065 R)
• M5: 1,371,663 km (0.104 R)
• M6: 1,853,069 km (0.087 R)
• M7: 2,165,429 km (0.034 R)
• M8: 2,495,592 km (0.062 R)
• M9: 2,917,009 km (0.114 R)
• M10: 3,472,017 km (0.062 R)
• M11: 3,879,970 km (0.115 R)
• M12: 4,684,358 km (0.026 R)
• M13: 7,214,507 km (0.081 R)
• M14: 8,268,574 km (0.112 R)
• M15: 9,379,039 km (0.083 R)
• M16: 10,679,343 km (0.058 R)
• M17: 11,154,466 km (0.083 R)
• M18: 12,664,806 km (0.112 R)
• M19: 13,359,987 km (0.108 R)
• M20: 14,080,301 km (0.107 R)
• M21: 15,358,017 km (0.085 R)
• M22: 17,547,381 km (0.097 R)
• M23: 19,372,775 km (0.093 R)
• M24: 21,246,787 km (0.067 R)
• M25: 22,846,288 km (0.094 R)
• M26: 25,184,951 km (0.115 R)
• M27: 28,939,858 km (0.086 R)
• M28: 30,144,569 km (0.118 R)
• M29: 31,770,100 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.8

Radius: 10.6

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.57 AU - 5.39 AU

Year: 7176 Days

Day: 13.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 65,214,869 km

• M1: 132,693 km (0.057 R)
• M2: 463,305 km (0.116 R)
• M3: 838,346 km (0.058 R)
• M4: 1,240,017 km (0.114 R)
• M5: 1,964,968 km (0.041 R)
• M6: 2,692,163 km (0.08 R)
• M7: 3,353,685 km (0.099 R)
• M8: 4,494,070 km (0.039 R)
• M9: 5,027,685 km (0.065 R)
• M10: 6,817,325 km (0.119 R)
• M11: 7,414,070 km (0.072 R)
• M12: 8,237,756 km (0.098 R)
• M13: 10,517,628 km (0.119 R)
• M14: 10,888,032 km (0.103 R)
• M15: 11,654,871 km (0.074 R)
• M16: 13,030,274 km (0.11 R)
• M17: 13,566,133 km (0.102 R)
• M18: 14,510,844 km (0.101 R)
• M19: 14,912,365 km (0.099 R)
• M20: 15,380,307 km (0.116 R)
• M21: 15,857,973 km (0.094 R)
• M22: 17,738,268 km (0.105 R)
• M23: 18,263,656 km (0.108 R)
• M24: 19,139,851 km (0.088 R)
• M25: 19,553,489 km (0.118 R)
• M26: 22,238,023 km (0.082 R)
• M27: 24,105,154 km (0.061 R)
• M28: 30,518,115 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 307.4

Radius: 6.9

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.93 AU - 7.25 AU

Year: 9704 Days

Day: 16.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,214,869 km

• M1: 85,869 km (0.075 R)
• M2: 360,082 km (0.094 R)
• M3: 1,306,289 km (0.078 R)
• M4: 1,859,502 km (0.098 R)
• M5: 3,578,531 km (0.112 R)
• M6: 4,204,897 km (0.106 R)
• M7: 4,958,721 km (0.085 R)
• M8: 5,219,171 km (0.088 R)
• M9: 7,759,342 km (0.091 R)
• M10: 14,160,186 km (0.108 R)
• M11: 14,983,274 km (0.069 R)
• M12: 20,015,896 km (0.12 R)
• M13: 23,149,373 km (0.113 R)
• M14: 24,622,912 km (0.071 R)
• M15: 26,419,732 km (0.086 R)
• M16: 27,037,571 km (0.113 R)
• M17: 27,845,998 km (0.106 R)
• M18: 29,795,109 km (0.113 R)
• M19: 32,937,113 km (0.1 R)
• M20: 34,170,248 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 562

Radius: 3.9

Gravity: 36.95 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 7.23 AU - 10.83 AU

Year: 17521 Days

Day: 19.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 65,214,869 km

• M1: 48,619 km (0.07 R)
• M2: 300,692 km (0.05 R)
• M3: 454,478 km (0.037 R)
• M4: 643,420 km (0.057 R)
• M5: 1,180,626 km (0.109 R)
• M6: 2,204,025 km (0.101 R)
• M7: 2,476,593 km (0.048 R)
• M8: 2,794,937 km (0.084 R)
• M9: 4,377,533 km (0.027 R)
• M10: 6,391,569 km (0.11 R)
• M11: 9,915,945 km (0.105 R)
• M12: 10,196,292 km (0.09 R)
• M13: 11,188,874 km (0.07 R)
• M14: 11,370,635 km (0.085 R)
• M15: 13,984,110 km (0.079 R)
• M16: 18,277,269 km (0.093 R)
• M17: 20,358,625 km (0.115 R)
• M18: 21,178,271 km (0.093 R)
• M19: 24,882,015 km (0.1 R)
• M20: 37,987,238 km (0.094 R)
• M21: 41,933,181 km (0.117 R)
• M22: 42,812,966 km (0.079 R)
• M23: 48,191,009 km (0.034 R)
• M24: 49,480,543 km (0.064 R)
• M25: 53,658,063 km (0.12 R)
• M26: 58,974,024 km (0.117 R)
• M27: 59,708,250 km (0.101 R)
• M28: 64,048,832 km (0.112 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 10,352 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit