🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.47 AU - 0.67 AU

Year: 156 Days

Day: 29.3 Hours

Environment

Temp: 178 °C

Axial Tilt: 30 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.03 AU - 1.07 AU

Year: 389 Days

Day: 37.7 Hours

Environment

Temp: 33 °C

Axial Tilt: 29.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 104,811,414 km

• M1: 13,015 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.55 AU - 1.71 AU

Year: 753 Days

Day: 14.4 Hours

Environment

Temp: -36 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.11 AU - 2.27 AU

Year: 1172 Days

Day: 38.9 Hours

Environment

Temp: -80 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.2 AU - 3.38 AU

Year: 1685 Days

Day: 19.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,811,414 km

• M1: 237,861 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.3

Radius: 13.4

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 7.71 AU - 8.19 AU

Year: 8107 Days

Day: 5.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 104,811,414 km

• M1: 171,589 km (0.095 R)
• M2: 941,719 km (0.029 R)
• M3: 1,365,829 km (0.098 R)
• M4: 2,160,193 km (0.065 R)
• M5: 3,816,690 km (0.104 R)
• M6: 4,377,982 km (0.079 R)
• M7: 5,486,053 km (0.064 R)
• M8: 7,160,352 km (0.075 R)
• M9: 9,027,035 km (0.107 R)
• M10: 9,671,951 km (0.06 R)
• M11: 12,564,426 km (0.111 R)
• M12: 15,562,367 km (0.066 R)
• M13: 16,427,791 km (0.083 R)
• M14: 20,724,391 km (0.113 R)
• M15: 23,409,374 km (0.08 R)
• M16: 24,876,929 km (0.075 R)
• M17: 33,551,810 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 748.8

Radius: 5.2

Gravity: 27.69 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 11.82 AU - 19.48 AU

Year: 22390 Days

Day: 20.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 104,811,414 km

• M1: 68,665 km (0.068 R)
• M2: 423,661 km (0.097 R)
• M3: 634,744 km (0.104 R)
• M4: 1,146,668 km (0.046 R)
• M5: 1,384,079 km (0.089 R)
• M6: 1,801,757 km (0.114 R)
• M7: 2,081,804 km (0.112 R)
• M8: 2,437,099 km (0.077 R)
• M9: 2,604,798 km (0.102 R)
• M10: 3,325,411 km (0.065 R)
• M11: 3,874,585 km (0.027 R)
• M12: 6,143,835 km (0.117 R)
• M13: 6,825,552 km (0.105 R)
• M14: 8,445,997 km (0.11 R)
• M15: 9,638,890 km (0.09 R)
• M16: 10,368,778 km (0.097 R)
• M17: 12,923,162 km (0.067 R)
• M18: 15,539,030 km (0.1 R)
• M19: 16,540,588 km (0.051 R)
• M20: 23,469,812 km (0.118 R)
• M21: 24,563,222 km (0.115 R)
• M22: 25,348,611 km (0.086 R)
• M23: 32,779,885 km (0.099 R)
• M24: 33,731,328 km (0.053 R)
• M25: 37,574,198 km (0.1 R)
• M26: 39,219,924 km (0.071 R)
• M27: 41,857,035 km (0.103 R)
• M28: 42,174,781 km (0.057 R)
• M29: 53,588,500 km (0.093 R)
• M30: 53,775,647 km (0.115 R)
• M31: 55,671,052 km (0.104 R)
• M32: 74,076,826 km (0.03 R)
• M33: 76,184,660 km (0.051 R)
• M34: 76,658,437 km (0.084 R)
• M35: 78,332,138 km (0.065 R)
• M36: 80,274,517 km (0.117 R)
• M37: 81,752,244 km (0.088 R)
• M38: 83,248,073 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 685

Radius: 3.7

Gravity: 50.04 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 14.32 AU - 20.66 AU

Year: 26453 Days

Day: 24.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 104,811,414 km

• M1: 174,730 km (0.089 R)
• M2: 325,375 km (0.085 R)
• M3: 823,985 km (0.117 R)
• M4: 1,075,908 km (0.099 R)
• M5: 1,512,434 km (0.101 R)
• M6: 2,212,253 km (0.108 R)
• M7: 2,697,399 km (0.1 R)
• M8: 3,743,836 km (0.028 R)
• M9: 4,076,841 km (0.051 R)
• M10: 5,074,210 km (0.116 R)
• M11: 6,501,374 km (0.116 R)
• M12: 8,066,766 km (0.086 R)
• M13: 8,792,166 km (0.118 R)
• M14: 9,259,510 km (0.098 R)
• M15: 10,180,135 km (0.078 R)
• M16: 10,307,443 km (0.109 R)
• M17: 11,227,769 km (0.119 R)
• M18: 18,110,917 km (0.088 R)
• M19: 21,674,787 km (0.063 R)
• M20: 22,417,989 km (0.068 R)
• M21: 22,959,234 km (0.098 R)
• M22: 29,628,756 km (0.087 R)
• M23: 39,170,706 km (0.082 R)
• M24: 45,226,129 km (0.107 R)
• M25: 50,941,665 km (0.09 R)
• M26: 58,943,655 km (0.079 R)
• M27: 61,014,838 km (0.075 R)
• M28: 61,856,775 km (0.049 R)
• M29: 63,348,714 km (0.078 R)
• M30: 65,521,324 km (0.094 R)
• M31: 72,806,890 km (0.104 R)
• M32: 75,914,636 km (0.098 R)
• M33: 90,042,210 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.7

Radius: 3.3

Gravity: 65.17 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 17.65 AU - 21.87 AU

Year: 31767 Days

Day: 20.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 104,811,414 km

• M1: 44,431 km (0.102 R)
• M2: 316,399 km (0.111 R)
• M3: 431,141 km (0.064 R)
• M4: 612,154 km (0.099 R)
• M5: 1,282,802 km (0.057 R)
• M6: 1,947,016 km (0.075 R)
• M7: 2,390,574 km (0.071 R)
• M8: 2,543,762 km (0.085 R)
• M9: 3,604,561 km (0.061 R)
• M10: 3,909,740 km (0.116 R)
• M11: 6,498,083 km (0.105 R)
• M12: 8,429,242 km (0.099 R)
• M13: 9,975,186 km (0.056 R)
• M14: 13,216,074 km (0.074 R)
• M15: 13,534,119 km (0.041 R)
• M16: 13,857,400 km (0.081 R)
• M17: 15,727,374 km (0.073 R)
• M18: 31,411,215 km (0.084 R)
• M19: 36,909,235 km (0.084 R)
• M20: 39,146,322 km (0.117 R)
• M21: 41,811,707 km (0.082 R)
• M22: 50,528,925 km (0.107 R)
• M23: 68,321,348 km (0.084 R)
• M24: 70,229,020 km (0.067 R)
• M25: 76,928,910 km (0.063 R)
• M26: 78,992,912 km (0.076 R)
• M27: 82,425,136 km (0.067 R)
• M28: 88,457,670 km (0.101 R)
• M29: 93,898,694 km (0.088 R)
• M30: 95,662,154 km (0.042 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 12,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit