🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.5

Radius: 11.1

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.91 AU - 1.15 AU

Year: 697 Days

Day: 6.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,746,315 km

• M1: 139,575 km (0.109 R)
• M2: 592,108 km (0.102 R)
• M3: 1,559,707 km (0.102 R)
• M4: 1,908,869 km (0.093 R)
• M5: 2,947,976 km (0.064 R)
• M6: 3,813,699 km (0.11 R)
• M7: 5,049,676 km (0.085 R)
• M8: 6,205,320 km (0.098 R)
• M9: 6,748,210 km (0.096 R)
• M10: 8,220,852 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.9

Radius: 10.1

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.64 AU - 2.66 AU

Year: 2877 Days

Day: 10.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,746,315 km

• M1: 125,662 km (0.081 R)
• M2: 595,400 km (0.1 R)
• M3: 1,793,678 km (0.108 R)
• M4: 4,735,820 km (0.104 R)
• M5: 5,206,455 km (0.112 R)
• M6: 6,342,202 km (0.072 R)
• M7: 8,074,096 km (0.103 R)
• M8: 10,737,537 km (0.04 R)
• M9: 11,438,104 km (0.114 R)
• M10: 13,894,949 km (0.117 R)
• M11: 14,416,597 km (0.071 R)
• M12: 14,996,588 km (0.034 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 922.2

Radius: 4.1

Gravity: 54.86 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.4 AU - 8.06 AU

Year: 14332 Days

Day: 16 Hours

Environment

Temp: -232 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 60,746,315 km

• M1: 51,013 km (0.114 R)
• M2: 179,218 km (0.085 R)
• M3: 613,351 km (0.104 R)
• M4: 806,632 km (0.082 R)
• M5: 1,114,055 km (0.095 R)
• M6: 1,273,975 km (0.052 R)
• M7: 2,112,472 km (0.093 R)
• M8: 2,533,440 km (0.062 R)
• M9: 2,693,360 km (0.115 R)
• M10: 3,374,180 km (0.04 R)
• M11: 4,786,833 km (0.084 R)
• M12: 4,996,270 km (0.045 R)
• M13: 5,584,638 km (0.055 R)
• M14: 7,673,324 km (0.086 R)
• M15: 8,812,362 km (0.109 R)
• M16: 14,644,884 km (0.118 R)
• M17: 15,310,444 km (0.116 R)
• M18: 16,941,211 km (0.073 R)
• M19: 26,853,865 km (0.074 R)
• M20: 28,754,356 km (0.068 R)
• M21: 29,445,947 km (0.079 R)
• M22: 30,148,608 km (0.109 R)
• M23: 33,957,819 km (0.047 R)
• M24: 34,860,193 km (0.039 R)
• M25: 37,253,909 km (0.093 R)
• M26: 37,800,390 km (0.12 R)
• M27: 38,075,650 km (0.115 R)
• M28: 39,897,154 km (0.103 R)
• M29: 40,757,042 km (0.047 R)
• M30: 42,662,620 km (0.112 R)
• M31: 43,110,666 km (0.043 R)
• M32: 52,571,235 km (0.115 R)
• M33: 54,475,616 km (0.068 R)
• M34: 56,246,406 km (0.036 R)
• M35: 60,464,019 km (0.12 R)
• M36: 65,281,968 km (0.085 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 196.5

Radius: 6.2

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 7.44 AU - 8.86 AU

Year: 15516 Days

Day: 24.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,746,315 km

• M1: 77,193 km (0.116 R)
• M2: 1,624,633 km (0.074 R)
• M3: 2,116,660 km (0.112 R)
• M4: 2,683,487 km (0.105 R)
• M5: 3,099,817 km (0.099 R)
• M6: 7,704,739 km (0.071 R)
• M7: 8,116,881 km (0.101 R)
• M8: 8,371,198 km (0.095 R)
• M9: 10,303,105 km (0.1 R)
• M10: 11,111,382 km (0.07 R)
• M11: 13,670,104 km (0.095 R)
• M12: 17,634,447 km (0.079 R)
• M13: 18,568,537 km (0.101 R)
• M14: 21,086,717 km (0.044 R)
• M15: 25,957,325 km (0.093 R)
• M16: 26,882,588 km (0.109 R)
• M17: 33,331,453 km (0.052 R)
• M18: 37,610,101 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.5

Radius: 5.5

Gravity: 24.38 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.22 AU - 9.5 AU

Year: 17587 Days

Day: 20.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 60,746,315 km

• M1: 68,815 km (0.033 R)
• M2: 432,338 km (0.083 R)
• M3: 1,107,174 km (0.1 R)
• M4: 1,310,777 km (0.028 R)
• M5: 3,488,772 km (0.108 R)
• M6: 4,542,839 km (0.059 R)
• M7: 5,033,071 km (0.116 R)
• M8: 5,253,728 km (0.081 R)
• M9: 5,714,339 km (0.107 R)
• M10: 6,938,499 km (0.069 R)
• M11: 9,554,218 km (0.046 R)
• M12: 10,007,649 km (0.11 R)
• M13: 11,517,241 km (0.091 R)
• M14: 13,451,242 km (0.037 R)
• M15: 20,163,250 km (0.11 R)
• M16: 21,865,973 km (0.107 R)
• M17: 22,355,307 km (0.095 R)
• M18: 26,206,854 km (0.116 R)
• M19: 26,537,316 km (0.082 R)
• M20: 29,399,572 km (0.065 R)
• M21: 31,832,482 km (0.055 R)
• M22: 32,334,682 km (0.104 R)
• M23: 34,133,896 km (0.103 R)
• M24: 37,930,839 km (0.075 R)
• M25: 41,550,509 km (0.096 R)
• M26: 45,077,878 km (0.119 R)
• M27: 45,552,252 km (0.102 R)
• M28: 46,510,876 km (0.072 R)
• M29: 50,991,631 km (0.082 R)
• M30: 60,033,326 km (0.063 R)
• M31: 62,547,618 km (0.075 R)
• M32: 67,578,594 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.8

Radius: 5

Gravity: 10.15 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 10.23 AU - 11.23 AU

Year: 23438 Days

Day: 17.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,746,315 km

• M1: 68,516 km (0.068 R)
• M2: 247,136 km (0.111 R)
• M3: 428,000 km (0.065 R)
• M4: 810,222 km (0.095 R)
• M5: 1,056,610 km (0.106 R)
• M6: 2,032,137 km (0.077 R)
• M7: 3,471,568 km (0.114 R)
• M8: 3,661,857 km (0.085 R)
• M9: 4,687,799 km (0.119 R)
• M10: 5,022,898 km (0.118 R)
• M11: 5,445,811 km (0.095 R)
• M12: 6,046,297 km (0.108 R)
• M13: 7,114,576 km (0.108 R)
• M14: 10,048,788 km (0.088 R)
• M15: 11,419,105 km (0.093 R)
• M16: 28,639,016 km (0.112 R)
• M17: 31,600,905 km (0.075 R)
• M18: 36,416,610 km (0.085 R)
• M19: 43,131,609 km (0.045 R)
• M20: 45,491,067 km (0.035 R)
• M21: 48,873,924 km (0.095 R)
• M22: 53,584,013 km (0.051 R)
• M23: 54,934,732 km (0.078 R)
• M24: 58,587,762 km (0.09 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 18,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit