🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.65 AU - 0.65 AU

Year: 333 Days

Day: 41.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.4

Radius: 13

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.65 AU - 3.09 AU

Year: 3091 Days

Day: 14.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,799,442 km

• M1: 165,904 km (0.111 R)
• M2: 1,050,775 km (0.083 R)
• M3: 1,470,996 km (0.087 R)
• M4: 2,424,233 km (0.09 R)
• M5: 3,555,792 km (0.061 R)
• M6: 4,088,510 km (0.104 R)
• M7: 5,188,054 km (0.065 R)
• M8: 6,300,464 km (0.103 R)
• M9: 7,631,586 km (0.034 R)
• M10: 8,957,322 km (0.107 R)
• M11: 9,949,156 km (0.109 R)
• M12: 10,636,558 km (0.106 R)
• M13: 11,269,058 km (0.093 R)
• M14: 12,106,208 km (0.057 R)
• M15: 13,904,524 km (0.11 R)
• M16: 18,381,539 km (0.057 R)
• M17: 18,986,214 km (0.102 R)
• M18: 21,010,423 km (0.078 R)
• M19: 21,671,645 km (0.071 R)
• M20: 22,210,497 km (0.1 R)
• M21: 22,689,210 km (0.078 R)
• M22: 23,526,060 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.8

Radius: 8.8

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.52 AU - 4.26 AU

Year: 4878 Days

Day: 6.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,799,442 km

• M1: 118,781 km (0.09 R)
• M2: 603,478 km (0.115 R)
• M3: 1,121,236 km (0.091 R)
• M4: 1,623,137 km (0.095 R)
• M5: 2,375,764 km (0.091 R)
• M6: 3,606,805 km (0.084 R)
• M7: 4,852,955 km (0.062 R)
• M8: 5,490,541 km (0.119 R)
• M9: 6,093,271 km (0.08 R)
• M10: 7,498,593 km (0.081 R)
• M11: 8,059,436 km (0.099 R)
• M12: 10,077,361 km (0.111 R)
• M13: 11,158,356 km (0.08 R)
• M14: 11,843,065 km (0.106 R)
• M15: 12,458,810 km (0.101 R)
• M16: 13,447,652 km (0.109 R)
• M17: 14,170,359 km (0.042 R)
• M18: 18,115,405 km (0.044 R)
• M19: 21,117,834 km (0.104 R)
• M20: 21,882,129 km (0.036 R)
• M21: 27,102,796 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 869.8

Radius: 3.6

Gravity: 67.11 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.29 AU - 9.65 AU

Year: 14306 Days

Day: 23.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 70,799,442 km

• M1: 45,029 km (0.094 R)
• M2: 196,272 km (0.118 R)
• M3: 620,532 km (0.093 R)
• M4: 775,067 km (0.04 R)
• M5: 888,611 km (0.111 R)
• M6: 1,189,004 km (0.093 R)
• M7: 1,858,754 km (0.101 R)
• M8: 2,142,541 km (0.109 R)
• M9: 2,368,733 km (0.115 R)
• M10: 2,966,227 km (0.118 R)
• M11: 4,072,652 km (0.114 R)
• M12: 4,196,669 km (0.111 R)
• M13: 4,517,556 km (0.115 R)
• M14: 4,958,870 km (0.114 R)
• M15: 5,171,898 km (0.104 R)
• M16: 5,465,558 km (0.08 R)
• M17: 7,698,157 km (0.115 R)
• M18: 10,185,969 km (0.036 R)
• M19: 10,299,963 km (0.102 R)
• M20: 11,303,166 km (0.038 R)
• M21: 14,919,396 km (0.104 R)
• M22: 15,140,352 km (0.086 R)
• M23: 15,588,697 km (0.059 R)
• M24: 20,569,857 km (0.118 R)
• M25: 21,027,327 km (0.047 R)
• M26: 21,585,178 km (0.051 R)
• M27: 22,248,345 km (0.078 R)
• M28: 24,523,130 km (0.065 R)
• M29: 26,087,325 km (0.073 R)
• M30: 33,510,821 km (0.095 R)
• M31: 35,433,602 km (0.09 R)
• M32: 38,938,680 km (0.091 R)
• M33: 40,345,947 km (0.072 R)
• M34: 40,918,309 km (0.073 R)
• M35: 42,372,699 km (0.079 R)
• M36: 44,923,792 km (0.066 R)
• M37: 50,659,973 km (0.06 R)
• M38: 60,522,212 km (0.07 R)
• M39: 61,460,340 km (0.078 R)
• M40: 63,944,712 km (0.091 R)
• M41: 64,722,472 km (0.08 R)
• M42: 65,900,704 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 983.1

Radius: 5

Gravity: 39.32 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.26 AU - 10.18 AU

Year: 14984 Days

Day: 25 Hours

Environment

Temp: -234 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,799,442 km

• M1: 62,233 km (0.064 R)
• M2: 296,204 km (0.097 R)
• M3: 1,194,240 km (0.1 R)
• M4: 1,533,229 km (0.108 R)
• M5: 3,095,030 km (0.082 R)
• M6: 3,674,423 km (0.113 R)
• M7: 7,406,291 km (0.078 R)
• M8: 7,691,275 km (0.09 R)
• M9: 7,885,154 km (0.091 R)
• M10: 8,182,256 km (0.091 R)
• M11: 9,445,610 km (0.04 R)
• M12: 11,895,424 km (0.105 R)
• M13: 12,286,174 km (0.092 R)
• M14: 14,369,623 km (0.103 R)
• M15: 17,834,161 km (0.097 R)
• M16: 23,199,189 km (0.091 R)
• M17: 26,027,187 km (0.112 R)
• M18: 26,245,301 km (0.091 R)
• M19: 28,149,532 km (0.065 R)
• M20: 29,311,608 km (0.12 R)
• M21: 30,143,821 km (0.096 R)
• M22: 31,236,933 km (0.097 R)
• M23: 34,149,753 km (0.08 R)
• M24: 39,494,137 km (0.096 R)
• M25: 43,197,732 km (0.079 R)
• M26: 45,212,216 km (0.087 R)
• M27: 46,003,290 km (0.048 R)
• M28: 53,543,621 km (0.092 R)
• M29: 57,327,998 km (0.118 R)
• M30: 57,512,602 km (0.057 R)
• M31: 57,882,857 km (0.064 R)
• M32: 60,902,191 km (0.117 R)
• M33: 62,841,727 km (0.107 R)
• M34: 64,223,712 km (0.073 R)
• M35: 69,533,838 km (0.099 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 19,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit