🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.47 AU - 0.55 AU

Year: 239 Days

Day: 44 Hours

Environment

Temp: -111 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,171,285 km

• M1: 121,324 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.47 AU - 0.65 AU

Year: 275 Days

Day: 38.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,171,285 km

• M1: 30,518 km (0.047 R)

Asteroid Belt

Center: 1.55 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.8

Radius: 8.6

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.04 AU - 3.02 AU

Year: 2640 Days

Day: 12.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,171,285 km

• M1: 106,962 km (0.106 R)
• M2: 467,045 km (0.084 R)
• M3: 799,301 km (0.094 R)
• M4: 1,068,578 km (0.041 R)
• M5: 1,565,392 km (0.091 R)
• M6: 1,844,841 km (0.1 R)
• M7: 2,132,667 km (0.04 R)
• M8: 2,409,124 km (0.06 R)
• M9: 3,199,599 km (0.063 R)
• M10: 3,528,116 km (0.086 R)
• M11: 4,053,654 km (0.094 R)
• M12: 5,006,442 km (0.089 R)
• M13: 6,101,648 km (0.033 R)
• M14: 6,527,105 km (0.048 R)
• M15: 7,319,375 km (0.111 R)
• M16: 8,142,463 km (0.104 R)
• M17: 8,992,328 km (0.082 R)
• M18: 9,299,901 km (0.073 R)
• M19: 10,488,157 km (0.06 R)
• M20: 11,815,240 km (0.11 R)
• M21: 12,946,200 km (0.115 R)
• M22: 13,250,781 km (0.052 R)
• M23: 15,180,444 km (0.113 R)
• M24: 15,912,726 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.9

Radius: 10.3

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.7 AU - 2.8 AU

Year: 2992 Days

Day: 14.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,171,285 km

• M1: 129,402 km (0.117 R)
• M2: 562,638 km (0.073 R)
• M3: 995,424 km (0.113 R)
• M4: 1,772,585 km (0.027 R)
• M5: 2,567,698 km (0.082 R)
• M6: 3,013,200 km (0.1 R)
• M7: 3,362,511 km (0.078 R)
• M8: 5,113,554 km (0.059 R)
• M9: 5,902,085 km (0.055 R)
• M10: 6,946,876 km (0.093 R)
• M11: 9,146,264 km (0.076 R)
• M12: 9,960,077 km (0.108 R)
• M13: 11,436,608 km (0.079 R)
• M14: 12,781,792 km (0.119 R)
• M15: 14,229,749 km (0.1 R)
• M16: 17,953,240 km (0.111 R)
• M17: 18,874,015 km (0.091 R)
• M18: 19,227,366 km (0.072 R)
• M19: 19,826,056 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.3

Radius: 6.8

Gravity: 12.05 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.53 AU - 7.53 AU

Year: 9714 Days

Day: 23.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,171,285 km

• M1: 118,631 km (0.12 R)
• M2: 371,003 km (0.099 R)
• M3: 713,133 km (0.072 R)
• M4: 1,376,899 km (0.094 R)
• M5: 2,011,343 km (0.086 R)
• M6: 2,267,605 km (0.094 R)
• M7: 2,545,557 km (0.097 R)
• M8: 5,112,956 km (0.097 R)
• M9: 9,081,040 km (0.065 R)
• M10: 12,225,736 km (0.092 R)
• M11: 19,618,863 km (0.11 R)
• M12: 20,952,079 km (0.093 R)
• M13: 21,599,988 km (0.102 R)
• M14: 23,364,046 km (0.065 R)
• M15: 27,752,799 km (0.031 R)
• M16: 29,631,897 km (0.107 R)
• M17: 30,447,804 km (0.051 R)
• M18: 31,383,689 km (0.117 R)
• M19: 32,124,647 km (0.087 R)
• M20: 41,947,243 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 876.4

Radius: 6.2

Gravity: 22.8 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.38 AU - 7.66 AU

Year: 12202 Days

Day: 17.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,171,285 km

• M1: 96,640 km (0.087 R)
• M2: 311,164 km (0.081 R)
• M3: 517,160 km (0.082 R)
• M4: 960,568 km (0.06 R)
• M5: 1,168,958 km (0.108 R)
• M6: 1,393,803 km (0.094 R)
• M7: 1,600,548 km (0.098 R)
• M8: 3,156,515 km (0.069 R)
• M9: 4,927,903 km (0.072 R)
• M10: 7,015,841 km (0.108 R)
• M11: 8,911,545 km (0.041 R)
• M12: 9,473,136 km (0.029 R)
• M13: 10,893,867 km (0.046 R)
• M14: 11,476,401 km (0.102 R)
• M15: 12,326,416 km (0.054 R)
• M16: 14,083,144 km (0.082 R)
• M17: 14,634,113 km (0.099 R)
• M18: 14,915,057 km (0.113 R)
• M19: 17,137,184 km (0.119 R)
• M20: 21,950,047 km (0.116 R)
• M21: 26,747,950 km (0.06 R)
• M22: 33,397,575 km (0.098 R)
• M23: 34,376,394 km (0.104 R)
• M24: 36,262,823 km (0.109 R)
• M25: 37,427,293 km (0.117 R)
• M26: 47,500,615 km (0.119 R)
• M27: 53,568,155 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.4

Radius: 7.7

Gravity: 15.42 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 7.77 AU - 12.15 AU

Year: 20620 Days

Day: 21.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 41,171,285 km

• M1: 97,089 km (0.082 R)
• M2: 384,018 km (0.03 R)
• M3: 700,268 km (0.06 R)
• M4: 1,218,325 km (0.107 R)
• M5: 3,221,141 km (0.109 R)
• M6: 3,695,217 km (0.107 R)
• M7: 4,563,782 km (0.092 R)
• M8: 5,084,532 km (0.035 R)
• M9: 6,288,795 km (0.079 R)
• M10: 7,077,475 km (0.119 R)
• M11: 8,035,201 km (0.09 R)
• M12: 8,906,459 km (0.12 R)
• M13: 13,921,279 km (0.06 R)
• M14: 16,417,319 km (0.046 R)
• M15: 21,964,109 km (0.107 R)
• M16: 22,801,109 km (0.077 R)
• M17: 25,212,328 km (0.108 R)
• M18: 26,362,436 km (0.085 R)
• M19: 26,714,290 km (0.055 R)
• M20: 27,427,274 km (0.059 R)
• M21: 31,708,914 km (0.1 R)
• M22: 36,706,530 km (0.106 R)
• M23: 38,182,613 km (0.086 R)
• M24: 43,009,388 km (0.113 R)
• M25: 44,982,135 km (0.078 R)
• M26: 46,671,544 km (0.117 R)
• M27: 48,053,230 km (0.115 R)
• M28: 49,284,271 km (0.106 R)
• M29: 50,536,405 km (0.108 R)
• M30: 53,290,352 km (0.07 R)
• M31: 54,989,933 km (0.078 R)
• M32: 61,943,392 km (0.073 R)
• M33: 63,191,487 km (0.048 R)
• M34: 68,351,417 km (0.055 R)
• M35: 74,718,003 km (0.097 R)
• M36: 76,606,975 km (0.107 R)
• M37: 77,323,549 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 88.9

Radius: 6.8

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 9.15 AU - 11.71 AU

Year: 22097 Days

Day: 22.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,171,285 km

• M1: 84,523 km (0.029 R)
• M2: 522,097 km (0.115 R)
• M3: 1,742,516 km (0.104 R)
• M4: 2,233,945 km (0.083 R)
• M5: 2,753,798 km (0.111 R)
• M6: 4,136,232 km (0.045 R)
• M7: 8,565,824 km (0.102 R)
• M8: 9,456,381 km (0.093 R)
• M9: 10,505,660 km (0.03 R)
• M10: 18,842,001 km (0.119 R)
• M11: 36,208,818 km (0.069 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: 428 - 17,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit