🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.63 AU - 0.67 AU

Year: 338 Days

Day: 47.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.9

Radius: 11.8

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.15 AU - 1.23 AU

Year: 838 Days

Day: 6 Hours

Environment

Temp: -173 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,536,619 km

• M1: 146,756 km (0.094 R)
• M2: 673,041 km (0.114 R)
• M3: 1,554,920 km (0.116 R)
• M4: 1,951,355 km (0.079 R)
• M5: 2,427,225 km (0.085 R)
• M6: 2,878,113 km (0.118 R)
• M7: 4,224,045 km (0.068 R)
• M8: 4,755,118 km (0.097 R)
• M9: 5,369,217 km (0.116 R)
• M10: 5,869,173 km (0.073 R)
• M11: 6,378,255 km (0.093 R)
• M12: 6,985,921 km (0.048 R)
• M13: 7,582,667 km (0.036 R)
• M14: 8,187,342 km (0.103 R)
• M15: 9,126,667 km (0.054 R)
• M16: 9,752,884 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.1

Radius: 12.5

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.06 AU - 3.74 AU

Year: 4048 Days

Day: 5.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,536,619 km

• M1: 159,023 km (0.09 R)
• M2: 579,243 km (0.105 R)
• M3: 1,141,731 km (0.1 R)
• M4: 1,742,217 km (0.029 R)
• M5: 2,371,725 km (0.097 R)
• M6: 3,225,629 km (0.084 R)
• M7: 5,854,513 km (0.081 R)
• M8: 7,038,879 km (0.113 R)
• M9: 7,687,984 km (0.105 R)
• M10: 9,588,625 km (0.099 R)
• M11: 11,048,551 km (0.116 R)
• M12: 11,690,924 km (0.107 R)
• M13: 12,309,661 km (0.073 R)
• M14: 13,509,137 km (0.119 R)
• M15: 14,190,704 km (0.052 R)
• M16: 16,256,651 km (0.105 R)
• M17: 18,262,010 km (0.112 R)
• M18: 18,900,943 km (0.12 R)
• M19: 22,394,652 km (0.051 R)
• M20: 22,832,076 km (0.058 R)
• M21: 24,331,794 km (0.11 R)
• M22: 25,341,131 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.1

Radius: 13.8

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.03 AU - 4.43 AU

Year: 5617 Days

Day: 5.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,536,619 km

• M1: 172,038 km (0.036 R)
• M2: 679,474 km (0.047 R)
• M3: 1,348,774 km (0.04 R)
• M4: 1,804,150 km (0.077 R)
• M5: 2,379,055 km (0.027 R)
• M6: 2,863,303 km (0.079 R)
• M7: 3,673,525 km (0.118 R)
• M8: 4,395,335 km (0.096 R)
• M9: 5,288,883 km (0.116 R)
• M10: 7,011,353 km (0.098 R)
• M11: 7,570,999 km (0.087 R)
• M12: 8,054,200 km (0.068 R)
• M13: 11,625,251 km (0.114 R)
• M14: 12,793,161 km (0.117 R)
• M15: 13,331,265 km (0.092 R)
• M16: 14,348,231 km (0.062 R)
• M17: 15,198,695 km (0.069 R)
• M18: 15,858,272 km (0.117 R)
• M19: 17,531,524 km (0.032 R)
• M20: 18,257,223 km (0.052 R)
• M21: 20,225,034 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963

Radius: 13

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.16 AU - 4.7 AU

Year: 6020 Days

Day: 13.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,536,619 km

• M1: 162,613 km (0.027 R)
• M2: 708,645 km (0.092 R)
• M3: 1,410,858 km (0.054 R)
• M4: 1,838,558 km (0.091 R)
• M5: 2,303,508 km (0.067 R)
• M6: 2,769,954 km (0.025 R)
• M7: 4,702,011 km (0.077 R)
• M8: 5,368,918 km (0.082 R)
• M9: 5,773,281 km (0.102 R)
• M10: 6,785,161 km (0.066 R)
• M11: 7,754,854 km (0.087 R)
• M12: 10,015,577 km (0.086 R)
• M13: 15,861,862 km (0.117 R)
• M14: 16,568,712 km (0.104 R)
• M15: 18,114,208 km (0.073 R)
• M16: 19,461,935 km (0.088 R)
• M17: 20,048,957 km (0.093 R)
• M18: 20,799,340 km (0.114 R)
• M19: 21,881,232 km (0.114 R)
• M20: 23,491,503 km (0.072 R)
• M21: 24,241,288 km (0.089 R)
• M22: 26,141,480 km (0.076 R)
• M23: 26,856,558 km (0.065 R)
• M24: 29,270,619 km (0.069 R)
• M25: 31,927,327 km (0.118 R)
• M26: 32,334,084 km (0.07 R)
• M27: 33,366,309 km (0.084 R)
• M28: 33,890,500 km (0.114 R)
• M29: 37,715,718 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 546.3

Radius: 7.8

Gravity: 8.98 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 8.79 AU - 10.37 AU

Year: 19145 Days

Day: 21.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,536,619 km

• M1: 97,089 km (0.088 R)
• M2: 377,286 km (0.098 R)
• M3: 962,662 km (0.087 R)
• M4: 1,871,918 km (0.082 R)
• M5: 2,155,705 km (0.059 R)
• M6: 2,424,832 km (0.118 R)
• M7: 2,981,336 km (0.069 R)
• M8: 3,263,627 km (0.096 R)
• M9: 3,591,845 km (0.05 R)
• M10: 4,125,610 km (0.088 R)
• M11: 7,293,644 km (0.11 R)
• M12: 8,347,711 km (0.067 R)
• M13: 9,445,161 km (0.097 R)
• M14: 10,577,168 km (0.066 R)
• M15: 11,608,346 km (0.106 R)
• M16: 14,806,150 km (0.054 R)
• M17: 15,403,494 km (0.097 R)
• M18: 18,805,649 km (0.103 R)
• M19: 25,218,611 km (0.113 R)
• M20: 26,721,172 km (0.094 R)
• M21: 28,168,980 km (0.097 R)
• M22: 29,668,549 km (0.115 R)
• M23: 31,586,094 km (0.057 R)
• M24: 37,419,813 km (0.088 R)
• M25: 38,526,987 km (0.09 R)
• M26: 39,655,703 km (0.109 R)
• M27: 44,085,595 km (0.097 R)
• M28: 46,736,619 km (0.105 R)
• M29: 52,525,907 km (0.057 R)
• M30: 57,123,498 km (0.048 R)
• M31: 60,837,415 km (0.061 R)
• M32: 62,753,315 km (0.116 R)
• M33: 65,303,809 km (0.089 R)
• M34: 66,302,823 km (0.116 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: 494 - 17,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit