🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.37 AU - 2.05 AU

Year: 809 Days

Day: 47.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2 AU - 2.72 AU

Year: 1311 Days

Day: 29 Hours

Environment

Temp: -80 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,362,081 km

• M1: 1,406,968 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.9

Radius: 13.6

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 8.4 AU - 9.12 AU

Year: 9377 Days

Day: 5.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,362,081 km

• M1: 169,195 km (0.069 R)
• M2: 634,445 km (0.04 R)
• M3: 1,217,278 km (0.112 R)
• M4: 1,826,141 km (0.11 R)
• M5: 2,634,419 km (0.044 R)
• M6: 3,079,173 km (0.092 R)
• M7: 3,993,515 km (0.109 R)
• M8: 4,528,926 km (0.037 R)
• M9: 5,142,576 km (0.106 R)
• M10: 6,115,262 km (0.102 R)
• M11: 6,755,690 km (0.098 R)
• M12: 7,323,115 km (0.09 R)
• M13: 8,597,390 km (0.104 R)
• M14: 10,306,097 km (0.087 R)
• M15: 11,635,722 km (0.112 R)
• M16: 12,677,522 km (0.112 R)
• M17: 14,020,761 km (0.079 R)
• M18: 15,456,901 km (0.118 R)
• M19: 20,353,688 km (0.038 R)
• M20: 21,060,388 km (0.095 R)
• M21: 22,192,395 km (0.057 R)
• M22: 23,792,943 km (0.089 R)
• M23: 25,379,129 km (0.095 R)
• M24: 32,115,820 km (0.078 R)
• M25: 35,497,032 km (0.098 R)
• M26: 36,406,736 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.6

Radius: 10.4

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 9.58 AU - 12.6 AU

Year: 13356 Days

Day: 7.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,362,081 km

• M1: 226,940 km (0.087 R)
• M2: 759,957 km (0.107 R)
• M3: 1,995,785 km (0.071 R)
• M4: 3,021,428 km (0.102 R)
• M5: 3,536,942 km (0.106 R)
• M6: 4,160,915 km (0.09 R)
• M7: 5,292,473 km (0.073 R)
• M8: 5,978,679 km (0.077 R)
• M9: 7,528,214 km (0.086 R)
• M10: 9,462,215 km (0.111 R)
• M11: 12,653,586 km (0.073 R)
• M12: 24,088,249 km (0.047 R)
• M13: 32,994,708 km (0.052 R)
• M14: 35,846,492 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.7

Radius: 8.1

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 8.99 AU - 13.79 AU

Year: 13902 Days

Day: 11.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,362,081 km

• M1: 100,829 km (0.066 R)
• M2: 977,323 km (0.074 R)
• M3: 2,018,374 km (0.097 R)
• M4: 3,156,964 km (0.108 R)
• M5: 3,691,028 km (0.113 R)
• M6: 5,212,738 km (0.086 R)
• M7: 6,234,491 km (0.102 R)
• M8: 6,998,936 km (0.115 R)
• M9: 8,155,328 km (0.064 R)
• M10: 11,836,483 km (0.038 R)
• M11: 13,529,482 km (0.086 R)
• M12: 14,619,452 km (0.092 R)
• M13: 20,489,074 km (0.065 R)
• M14: 29,913,740 km (0.11 R)
• M15: 35,895,859 km (0.106 R)
• M16: 39,165,770 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.9

Radius: 13.4

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 8.95 AU - 14.67 AU

Year: 14678 Days

Day: 9.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 59,362,081 km

• M1: 169,195 km (0.106 R)
• M2: 600,486 km (0.084 R)
• M3: 2,149,721 km (0.096 R)
• M4: 2,643,544 km (0.094 R)
• M5: 4,010,121 km (0.087 R)
• M6: 6,116,758 km (0.099 R)
• M7: 9,998,074 km (0.106 R)
• M8: 11,030,150 km (0.093 R)
• M9: 13,851,566 km (0.084 R)
• M10: 14,769,947 km (0.085 R)
• M11: 19,368,736 km (0.11 R)
• M12: 19,805,113 km (0.081 R)
• M13: 20,427,140 km (0.118 R)
• M14: 21,062,034 km (0.091 R)
• M15: 22,086,480 km (0.116 R)
• M16: 24,844,018 km (0.083 R)
• M17: 27,057,318 km (0.042 R)
• M18: 27,493,396 km (0.118 R)
• M19: 31,511,744 km (0.093 R)
• M20: 32,605,006 km (0.026 R)
• M21: 33,347,909 km (0.068 R)
• M22: 36,432,617 km (0.111 R)
• M23: 37,098,327 km (0.115 R)
• M24: 38,044,234 km (0.1 R)
• M25: 40,692,416 km (0.056 R)
• M26: 41,843,272 km (0.069 R)
• M27: 45,120,363 km (0.066 R)
• M28: 55,270,130 km (0.096 R)
• M29: 57,935,964 km (0.077 R)
• M30: 59,025,934 km (0.045 R)
• M31: 64,681,781 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570

Radius: 4.9

Gravity: 23.74 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 13.26 AU - 13.94 AU

Year: 18138 Days

Day: 19.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,362,081 km

• M1: 60,886 km (0.12 R)
• M2: 315,203 km (0.11 R)
• M3: 492,027 km (0.083 R)
• M4: 745,446 km (0.046 R)
• M5: 1,563,298 km (0.114 R)
• M6: 1,924,577 km (0.098 R)
• M7: 2,174,854 km (0.03 R)
• M8: 2,670,920 km (0.054 R)
• M9: 4,316,497 km (0.089 R)
• M10: 4,511,273 km (0.075 R)
• M11: 5,651,808 km (0.073 R)
• M12: 12,272,860 km (0.068 R)
• M13: 13,960,324 km (0.071 R)
• M14: 15,118,062 km (0.12 R)
• M15: 16,104,809 km (0.072 R)
• M16: 17,458,670 km (0.102 R)
• M17: 18,121,388 km (0.063 R)
• M18: 18,714,993 km (0.118 R)
• M19: 25,380,027 km (0.039 R)
• M20: 29,936,180 km (0.029 R)
• M21: 31,245,310 km (0.095 R)
• M22: 32,592,140 km (0.097 R)
• M23: 33,091,348 km (0.095 R)
• M24: 39,485,311 km (0.058 R)
• M25: 41,494,410 km (0.101 R)
• M26: 42,672,493 km (0.112 R)
• M27: 45,870,896 km (0.104 R)
• M28: 47,130,211 km (0.084 R)
• M29: 48,412,414 km (0.031 R)
• M30: 48,574,279 km (0.071 R)
• M31: 57,499,438 km (0.093 R)
• M32: 61,583,011 km (0.043 R)
• M33: 62,345,661 km (0.119 R)
• M34: 62,921,762 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149

Radius: 5.8

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 17.32 AU - 20.34 AU

Year: 29551 Days

Day: 24.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 173.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,362,081 km

• M1: 75,697 km (0.109 R)
• M2: 319,541 km (0.081 R)
• M3: 613,351 km (0.095 R)
• M4: 1,032,225 km (0.07 R)
• M5: 1,503,309 km (0.107 R)
• M6: 2,769,805 km (0.073 R)
• M7: 3,124,352 km (0.072 R)
• M8: 4,559,594 km (0.113 R)
• M9: 5,620,242 km (0.035 R)
• M10: 6,386,333 km (0.053 R)
• M11: 11,052,141 km (0.025 R)
• M12: 13,397,836 km (0.094 R)
• M13: 17,273,169 km (0.104 R)
• M14: 21,835,156 km (0.069 R)
• M15: 24,000,585 km (0.096 R)
• M16: 25,487,438 km (0.05 R)
• M17: 25,792,019 km (0.1 R)
• M18: 27,777,632 km (0.12 R)
• M19: 31,116,806 km (0.084 R)
• M20: 35,088,181 km (0.07 R)
• M21: 45,640,964 km (0.093 R)
• M22: 56,217,683 km (0.115 R)
• M23: 59,007,085 km (0.055 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 15,075 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit