🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.5 AU - 0.54 AU

Year: 136 Days

Day: 13.1 Hours

Environment

Temp: 187 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.62 AU - 0.66 AU

Year: 186 Days

Day: 45.3 Hours

Environment

Temp: 205 °C

Axial Tilt: 46.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.59 AU - 0.75 AU

Year: 199 Days

Day: 22.8 Hours

Environment

Temp: 190 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.23 AU - 1.35 AU

Year: 532 Days

Day: 38.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 89,905,946 km

• M1: 139,724 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.4

Radius: 12.7

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.96 AU - 6.44 AU

Year: 4310 Days

Day: 13.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,905,946 km

• M1: 158,275 km (0.088 R)
• M2: 648,806 km (0.079 R)
• M3: 1,428,360 km (0.087 R)
• M4: 2,165,429 km (0.062 R)
• M5: 3,009,161 km (0.027 R)
• M6: 3,700,603 km (0.113 R)
• M7: 4,131,594 km (0.099 R)
• M8: 5,458,378 km (0.116 R)
• M9: 5,898,195 km (0.108 R)
• M10: 7,827,409 km (0.082 R)
• M11: 8,816,700 km (0.091 R)
• M12: 9,341,789 km (0.111 R)
• M13: 10,633,417 km (0.076 R)
• M14: 11,846,356 km (0.08 R)
• M15: 12,587,015 km (0.047 R)
• M16: 13,097,742 km (0.116 R)
• M17: 14,882,146 km (0.106 R)
• M18: 15,627,742 km (0.105 R)
• M19: 23,119,603 km (0.077 R)
• M20: 24,591,347 km (0.026 R)
• M21: 27,041,162 km (0.06 R)
• M22: 27,806,654 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.1

Radius: 13.5

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 7.87 AU - 9.45 AU

Year: 9262 Days

Day: 11.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,905,946 km

• M1: 170,392 km (0.057 R)
• M2: 936,483 km (0.086 R)
• M3: 1,848,880 km (0.079 R)
• M4: 3,090,393 km (0.059 R)
• M5: 3,726,333 km (0.097 R)
• M6: 4,534,311 km (0.11 R)
• M7: 5,654,949 km (0.099 R)
• M8: 10,382,242 km (0.079 R)
• M9: 13,738,620 km (0.055 R)
• M10: 20,356,530 km (0.089 R)
• M11: 29,344,819 km (0.11 R)
• M12: 30,903,928 km (0.056 R)
• M13: 34,186,554 km (0.115 R)
• M14: 37,695,073 km (0.104 R)
• M15: 42,083,676 km (0.082 R)
• M16: 44,198,840 km (0.063 R)
• M17: 45,693,622 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.1

Radius: 11.8

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 9.08 AU - 14.72 AU

Year: 14919 Days

Day: 9.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,905,946 km

• M1: 149,149 km (0.073 R)
• M2: 1,141,432 km (0.091 R)
• M3: 2,157,201 km (0.079 R)
• M4: 3,568,358 km (0.054 R)
• M5: 4,471,630 km (0.118 R)
• M6: 6,372,271 km (0.04 R)
• M7: 6,931,917 km (0.048 R)
• M8: 7,655,222 km (0.109 R)
• M9: 11,636,171 km (0.082 R)
• M10: 13,286,834 km (0.09 R)
• M11: 14,470,752 km (0.079 R)
• M12: 23,747,615 km (0.08 R)
• M13: 27,833,581 km (0.063 R)
• M14: 28,682,101 km (0.081 R)
• M15: 47,657,693 km (0.106 R)
• M16: 56,089,478 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.9

Radius: 4.5

Gravity: 49.38 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 12.64 AU - 17.5 AU

Year: 21262 Days

Day: 22.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 89,905,946 km

• M1: 56,847 km (0.108 R)
• M2: 324,328 km (0.099 R)
• M3: 579,991 km (0.066 R)
• M4: 774,767 km (0.097 R)
• M5: 1,065,885 km (0.082 R)
• M6: 2,339,262 km (0.05 R)
• M7: 3,083,811 km (0.066 R)
• M8: 3,226,527 km (0.048 R)
• M9: 5,468,251 km (0.08 R)
• M10: 5,677,987 km (0.058 R)
• M11: 8,408,448 km (0.096 R)
• M12: 10,626,685 km (0.074 R)
• M13: 12,689,639 km (0.078 R)
• M14: 15,582,862 km (0.12 R)
• M15: 16,695,571 km (0.101 R)
• M16: 19,560,819 km (0.109 R)
• M17: 21,886,916 km (0.089 R)
• M18: 28,432,422 km (0.103 R)
• M19: 29,316,545 km (0.109 R)
• M20: 30,742,662 km (0.078 R)
• M21: 31,943,334 km (0.067 R)
• M22: 34,295,761 km (0.099 R)
• M23: 36,024,364 km (0.12 R)
• M24: 45,886,903 km (0.119 R)
• M25: 49,959,705 km (0.054 R)
• M26: 50,691,837 km (0.069 R)
• M27: 63,825,333 km (0.097 R)
• M28: 64,255,277 km (0.082 R)
• M29: 65,338,516 km (0.078 R)
• M30: 69,793,241 km (0.057 R)
• M31: 71,168,045 km (0.093 R)
• M32: 75,881,126 km (0.114 R)
• M33: 76,605,629 km (0.096 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 14,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit