🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.45 AU - 0.65 AU

Year: 147 Days

Day: 19.2 Hours

Environment

Temp: 253 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.92 AU - 1.02 AU

Year: 344 Days

Day: 41.3 Hours

Environment

Temp: 76 °C

Axial Tilt: 44.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.21 AU - 2.43 AU

Year: 1272 Days

Day: 22.7 Hours

Environment

Temp: -82 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637

Radius: 9.7

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.05 AU - 6.27 AU

Year: 5502 Days

Day: 9.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 57,273,186 km

• M1: 161,715 km (0.115 R)
• M2: 236,963 km (0.072 R)
• M3: 380,427 km (0.08 R)
• M4: 449,691 km (0.093 R)
• M5: 524,341 km (0.057 R)
• M6: 592,108 km (0.072 R)
• M7: 712,684 km (0.094 R)
• M8: 855,401 km (0.103 R)
• M9: 937,530 km (0.113 R)
• M10: 1,200,673 km (0.105 R)
• M11: 1,520,363 km (0.093 R)
• M12: 1,604,437 km (0.113 R)
• M13: 1,760,019 km (0.108 R)
• M14: 1,956,890 km (0.068 R)
• M15: 2,086,142 km (0.097 R)
• M16: 2,275,533 km (0.089 R)
• M17: 2,392,070 km (0.106 R)
• M18: 2,510,551 km (0.056 R)
• M19: 2,898,758 km (0.062 R)
• M20: 3,595,136 km (0.049 R)
• M21: 4,683,012 km (0.116 R)
• M22: 4,907,259 km (0.05 R)
• M23: 5,109,366 km (0.05 R)
• M24: 5,211,541 km (0.072 R)
• M25: 5,340,195 km (0.104 R)
• M26: 5,759,069 km (0.118 R)
• M27: 6,352,374 km (0.115 R)
• M28: 6,908,579 km (0.106 R)
• M29: 7,050,099 km (0.071 R)
• M30: 7,135,370 km (0.059 R)
• M31: 7,364,703 km (0.113 R)
• M32: 7,538,386 km (0.058 R)
• M33: 7,801,379 km (0.119 R)
• M34: 7,889,642 km (0.081 R)
• M35: 8,396,629 km (0.113 R)
• M36: 8,608,460 km (0.086 R)
• M37: 8,791,418 km (0.106 R)
• M38: 9,567,681 km (0.103 R)
• M39: 9,630,662 km (0.104 R)
• M40: 10,333,323 km (0.056 R)
• M41: 10,398,099 km (0.047 R)
• M42: 10,495,338 km (0.113 R)
• M43: 10,920,645 km (0.109 R)
• M44: 11,619,416 km (0.041 R)
• M45: 11,754,054 km (0.117 R)
• M46: 11,855,482 km (0.116 R)
• M47: 12,470,030 km (0.101 R)
• M48: 13,659,034 km (0.111 R)
• M49: 13,944,018 km (0.085 R)
• M50: 14,123,236 km (0.102 R)
• M51: 14,810,937 km (0.102 R)
• M52: 16,369,448 km (0.092 R)
• M53: 16,596,388 km (0.112 R)
• M54: 16,824,375 km (0.096 R)
• M55: 17,283,341 km (0.109 R)
• M56: 17,785,242 km (0.076 R)
• M57: 19,279,874 km (0.106 R)
• M58: 20,203,791 km (0.101 R)
• M59: 20,366,105 km (0.064 R)
• M60: 20,569,408 km (0.089 R)
• M61: 20,814,300 km (0.097 R)
• M62: 21,101,228 km (0.09 R)
• M63: 22,220,221 km (0.087 R)
• M64: 22,345,733 km (0.085 R)
• M65: 22,555,469 km (0.064 R)
• M66: 22,639,543 km (0.04 R)
• M67: 22,765,804 km (0.089 R)
• M68: 23,231,053 km (0.076 R)
• M69: 23,358,361 km (0.032 R)
• M70: 24,342,865 km (0.065 R)
• M71: 24,601,968 km (0.091 R)
• M72: 25,079,335 km (0.116 R)
• M73: 26,043,194 km (0.117 R)
• M74: 26,308,132 km (0.04 R)
• M75: 27,019,021 km (0.073 R)
• M76: 27,601,406 km (0.096 R)
• M77: 27,871,430 km (0.105 R)
• M78: 28,233,008 km (0.06 R)
• M79: 28,641,709 km (0.077 R)
• M80: 28,732,814 km (0.051 R)
• M81: 29,787,030 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.5

Radius: 11.5

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 7.56 AU - 11.86 AU

Year: 10889 Days

Day: 11.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 54.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 57,273,186 km

• M1: 153,936 km (0.077 R)
• M2: 344,823 km (0.085 R)
• M3: 437,275 km (0.041 R)
• M4: 610,210 km (0.105 R)
• M5: 713,881 km (0.068 R)
• M6: 890,107 km (0.047 R)
• M7: 1,210,546 km (0.058 R)
• M8: 1,404,425 km (0.027 R)
• M9: 1,567,038 km (0.085 R)
• M10: 1,757,625 km (0.072 R)
• M11: 2,185,475 km (0.097 R)
• M12: 2,351,379 km (0.11 R)
• M13: 2,797,181 km (0.098 R)
• M14: 2,899,955 km (0.074 R)
• M15: 3,030,254 km (0.071 R)
• M16: 3,378,070 km (0.105 R)
• M17: 3,795,448 km (0.062 R)
• M18: 3,938,314 km (0.097 R)
• M19: 4,288,522 km (0.048 R)
• M20: 4,894,693 km (0.105 R)
• M21: 5,176,236 km (0.077 R)
• M22: 5,334,959 km (0.035 R)
• M23: 5,722,717 km (0.046 R)
• M24: 6,389,175 km (0.064 R)
• M25: 6,662,640 km (0.116 R)
• M26: 6,870,432 km (0.073 R)
• M27: 7,650,286 km (0.063 R)
• M28: 7,758,744 km (0.075 R)
• M29: 7,904,303 km (0.099 R)
• M30: 8,050,759 km (0.1 R)
• M31: 8,720,957 km (0.11 R)
• M32: 9,139,233 km (0.116 R)
• M33: 9,798,810 km (0.106 R)
• M34: 9,956,187 km (0.103 R)
• M35: 10,074,818 km (0.106 R)
• M36: 10,513,888 km (0.096 R)
• M37: 11,576,332 km (0.081 R)
• M38: 11,826,460 km (0.115 R)
• M39: 12,247,129 km (0.068 R)
• M40: 12,973,726 km (0.093 R)
• M41: 13,190,044 km (0.087 R)
• M42: 13,846,330 km (0.041 R)
• M43: 15,145,288 km (0.057 R)
• M44: 15,281,871 km (0.056 R)
• M45: 15,832,391 km (0.086 R)
• M46: 16,389,344 km (0.095 R)
• M47: 16,952,730 km (0.113 R)
• M48: 17,236,816 km (0.088 R)
• M49: 19,072,532 km (0.099 R)
• M50: 20,817,740 km (0.091 R)
• M51: 21,223,749 km (0.068 R)
• M52: 21,376,638 km (0.077 R)
• M53: 21,529,976 km (0.114 R)
• M54: 21,683,763 km (0.094 R)
• M55: 22,665,424 km (0.107 R)
• M56: 23,661,746 km (0.102 R)
• M57: 23,873,277 km (0.088 R)
• M58: 24,138,664 km (0.113 R)
• M59: 24,404,948 km (0.112 R)
• M60: 24,511,761 km (0.051 R)
• M61: 25,914,241 km (0.032 R)
• M62: 27,121,346 km (0.112 R)
• M63: 28,010,705 km (0.069 R)
• M64: 29,875,144 km (0.083 R)
• M65: 30,620,590 km (0.082 R)
• M66: 31,256,082 km (0.055 R)
• M67: 31,372,020 km (0.101 R)
• M68: 32,129,733 km (0.096 R)
• M69: 32,246,868 km (0.111 R)
• M70: 33,366,309 km (0.103 R)
• M71: 34,199,270 km (0.094 R)
• M72: 35,461,726 km (0.041 R)
• M73: 35,643,338 km (0.094 R)
• M74: 36,007,459 km (0.055 R)
• M75: 36,494,849 km (0.097 R)
• M76: 37,291,458 km (0.057 R)
• M77: 40,030,296 km (0.063 R)
• M78: 40,219,388 km (0.1 R)
• M79: 40,915,167 km (0.09 R)
• M80: 41,232,764 km (0.069 R)
• M81: 41,551,257 km (0.116 R)
• M82: 41,998,405 km (0.091 R)
• M83: 42,897,638 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 179.8

Radius: 5.4

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 14.77 AU - 19.47 AU

Year: 25493 Days

Day: 16.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 57,273,186 km

• M1: 76,594 km (0.098 R)
• M2: 306,975 km (0.098 R)
• M3: 706,700 km (0.077 R)
• M4: 907,909 km (0.079 R)
• M5: 1,509,891 km (0.089 R)
• M6: 1,795,324 km (0.041 R)
• M7: 2,182,783 km (0.09 R)
• M8: 2,717,595 km (0.105 R)
• M9: 2,936,307 km (0.087 R)
• M10: 3,193,167 km (0.036 R)
• M11: 3,591,845 km (0.095 R)
• M12: 4,327,118 km (0.114 R)
• M13: 4,399,524 km (0.034 R)
• M14: 4,508,880 km (0.043 R)
• M15: 4,582,332 km (0.085 R)
• M16: 5,145,419 km (0.112 R)
• M17: 5,533,027 km (0.099 R)
• M18: 5,690,703 km (0.039 R)
• M19: 7,217,948 km (0.081 R)
• M20: 7,607,501 km (0.111 R)
• M21: 8,452,280 km (0.095 R)
• M22: 8,497,608 km (0.115 R)
• M23: 9,326,380 km (0.052 R)
• M24: 9,373,204 km (0.056 R)
• M25: 9,561,249 km (0.064 R)
• M26: 9,750,490 km (0.117 R)
• M27: 10,325,694 km (0.052 R)
• M28: 10,715,097 km (0.041 R)
• M29: 11,258,586 km (0.106 R)
• M30: 11,558,829 km (0.047 R)
• M31: 12,167,094 km (0.086 R)
• M32: 12,889,951 km (0.089 R)
• M33: 15,140,352 km (0.097 R)
• M34: 15,527,062 km (0.116 R)
• M35: 17,508,935 km (0.104 R)
• M36: 17,740,363 km (0.079 R)
• M37: 18,617,605 km (0.051 R)
• M38: 18,676,546 km (0.098 R)
• M39: 19,508,909 km (0.089 R)
• M40: 19,869,290 km (0.063 R)
• M41: 20,110,741 km (0.103 R)
• M42: 20,535,749 km (0.112 R)
• M43: 20,779,892 km (0.111 R)
• M44: 20,841,078 km (0.099 R)
• M45: 21,332,806 km (0.07 R)
• M46: 21,952,740 km (0.116 R)
• M47: 22,578,657 km (0.087 R)
• M48: 25,597,692 km (0.109 R)
• M49: 26,256,371 km (0.119 R)
• M50: 26,920,436 km (0.082 R)
• M51: 27,053,877 km (0.063 R)
• M52: 27,791,993 km (0.112 R)
• M53: 28,536,691 km (0.114 R)
• M54: 29,150,940 km (0.097 R)
• M55: 29,631,598 km (0.08 R)
• M56: 30,253,626 km (0.054 R)
• M57: 30,600,992 km (0.038 R)
• M58: 31,159,441 km (0.066 R)
• M59: 31,229,603 km (0.097 R)
• M60: 31,510,248 km (0.093 R)
• M61: 31,721,331 km (0.117 R)
• M62: 32,926,491 km (0.083 R)
• M63: 33,283,731 km (0.088 R)
• M64: 33,786,230 km (0.116 R)
• M65: 36,852,687 km (0.065 R)
• M66: 37,223,541 km (0.082 R)
• M67: 37,446,741 km (0.031 R)
• M68: 38,945,861 km (0.107 R)
• M69: 39,247,899 km (0.107 R)
• M70: 39,475,138 km (0.108 R)
• M71: 40,159,100 km (0.117 R)
• M72: 40,540,873 km (0.104 R)
• M73: 40,923,694 km (0.092 R)
• M74: 41,770,418 km (0.09 R)
• M75: 42,622,677 km (0.114 R)
• M76: 43,715,939 km (0.107 R)
• M77: 44,187,172 km (0.091 R)
• M78: 44,502,375 km (0.108 R)
• M79: 44,976,450 km (0.12 R)
• M80: 49,481,441 km (0.107 R)
• M81: 49,563,271 km (0.067 R)
• M82: 50,547,625 km (0.091 R)
• M83: 50,629,903 km (0.069 R)
• M84: 51,704,315 km (0.088 R)
• M85: 52,285,952 km (0.112 R)
• M86: 53,120,409 km (0.063 R)
• M87: 53,707,281 km (0.099 R)
• M88: 54,043,577 km (0.025 R)
• M89: 54,296,248 km (0.107 R)
• M90: 54,549,368 km (0.108 R)
• M91: 55,820,650 km (0.088 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 12,173 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit