🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.5 AU - 0.76 AU

Year: 184 Days

Day: 21.5 Hours

Environment

Temp: 135 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.01 AU - 1.15 AU

Year: 412 Days

Day: 14.2 Hours

Environment

Temp: 29 °C

Axial Tilt: 21.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 86,607,812 km

• M1: 917,783 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.83 AU - 1.93 AU

Year: 946 Days

Day: 19.3 Hours

Environment

Temp: -67 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.52 AU - 2.46 AU

Year: 1031 Days

Day: 47.1 Hours

Environment

Temp: -60 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,607,812 km

• M1: 1,140,385 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.2 AU - 4.64 AU

Year: 2849 Days

Day: 35.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.4 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809

Radius: 10.8

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 9.16 AU - 12.6 AU

Year: 13174 Days

Day: 9.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 86,607,812 km

• M1: 134,339 km (0.099 R)
• M2: 746,493 km (0.096 R)
• M3: 1,525,898 km (0.12 R)
• M4: 2,239,181 km (0.12 R)
• M5: 3,016,342 km (0.094 R)
• M6: 4,352,251 km (0.101 R)
• M7: 5,524,201 km (0.043 R)
• M8: 6,401,742 km (0.085 R)
• M9: 6,979,937 km (0.059 R)
• M10: 8,384,362 km (0.04 R)
• M11: 9,754,080 km (0.088 R)
• M12: 11,326,354 km (0.051 R)
• M13: 13,454,832 km (0.056 R)
• M14: 15,109,535 km (0.064 R)
• M15: 16,665,203 km (0.041 R)
• M16: 18,081,446 km (0.106 R)
• M17: 20,266,472 km (0.101 R)
• M18: 20,883,564 km (0.108 R)
• M19: 23,963,185 km (0.119 R)
• M20: 24,753,062 km (0.089 R)
• M21: 31,123,538 km (0.096 R)
• M22: 34,998,123 km (0.086 R)
• M23: 36,790,006 km (0.03 R)
• M24: 40,555,983 km (0.062 R)
• M25: 45,315,289 km (0.094 R)
• M26: 47,906,624 km (0.074 R)
• M27: 49,794,250 km (0.113 R)
• M28: 54,559,839 km (0.114 R)
• M29: 55,754,079 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.9

Radius: 3.3

Gravity: 29.83 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 13.65 AU - 15.03 AU

Year: 19934 Days

Day: 17.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,607,812 km

• M1: 41,139 km (0.096 R)
• M2: 206,894 km (0.027 R)
• M3: 459,864 km (0.073 R)
• M4: 612,753 km (0.103 R)
• M5: 1,312,273 km (0.074 R)
• M6: 2,325,798 km (0.074 R)
• M7: 2,513,244 km (0.091 R)
• M8: 4,551,066 km (0.106 R)
• M9: 5,290,230 km (0.062 R)
• M10: 5,651,209 km (0.051 R)
• M11: 9,724,759 km (0.037 R)
• M12: 20,685,346 km (0.102 R)
• M13: 23,343,102 km (0.089 R)
• M14: 23,823,311 km (0.108 R)
• M15: 41,331,947 km (0.073 R)
• M16: 42,887,166 km (0.085 R)
• M17: 51,090,814 km (0.09 R)
• M18: 53,874,681 km (0.094 R)
• M19: 58,677,521 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.2

Radius: 6

Gravity: 14.06 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 16.12 AU - 16.38 AU

Year: 24047 Days

Day: 21.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 86,607,812 km

• M1: 84,972 km (0.101 R)
• M2: 436,527 km (0.109 R)
• M3: 744,100 km (0.075 R)
• M4: 1,708,408 km (0.046 R)
• M5: 2,367,237 km (0.041 R)
• M6: 2,573,532 km (0.106 R)
• M7: 2,867,193 km (0.115 R)
• M8: 3,669,935 km (0.047 R)
• M9: 6,339,509 km (0.062 R)
• M10: 7,589,100 km (0.106 R)
• M11: 8,194,074 km (0.066 R)
• M12: 11,000,829 km (0.066 R)
• M13: 13,003,197 km (0.035 R)
• M14: 15,953,117 km (0.084 R)
• M15: 17,626,070 km (0.075 R)
• M16: 19,137,308 km (0.088 R)
• M17: 21,120,826 km (0.064 R)
• M18: 26,048,729 km (0.099 R)
• M19: 27,535,882 km (0.072 R)
• M20: 30,056,307 km (0.048 R)
• M21: 33,517,403 km (0.1 R)
• M22: 36,386,391 km (0.066 R)
• M23: 39,119,394 km (0.065 R)
• M24: 44,186,274 km (0.101 R)
• M25: 44,667,531 km (0.066 R)
• M26: 45,803,876 km (0.079 R)
• M27: 53,937,811 km (0.07 R)
• M28: 58,632,641 km (0.051 R)
• M29: 70,340,021 km (0.096 R)
• M30: 73,212,151 km (0.06 R)
• M31: 73,885,940 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.2

Radius: 7.7

Gravity: 9.87 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 14.31 AU - 20.17 AU

Year: 26277 Days

Day: 15.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 86,607,812 km

• M1: 98,884 km (0.114 R)
• M2: 505,940 km (0.117 R)
• M3: 874,250 km (0.073 R)
• M4: 1,383,631 km (0.101 R)
• M5: 2,119,652 km (0.101 R)
• M6: 2,648,182 km (0.069 R)
• M7: 2,930,622 km (0.11 R)
• M8: 3,176,561 km (0.069 R)
• M9: 3,526,171 km (0.069 R)
• M10: 3,901,213 km (0.111 R)
• M11: 5,149,009 km (0.104 R)
• M12: 6,368,830 km (0.105 R)
• M13: 7,465,233 km (0.095 R)
• M14: 8,682,361 km (0.109 R)
• M15: 12,902,667 km (0.039 R)
• M16: 13,195,430 km (0.08 R)
• M17: 15,699,249 km (0.058 R)
• M18: 18,596,063 km (0.113 R)
• M19: 21,624,971 km (0.073 R)
• M20: 25,080,831 km (0.114 R)
• M21: 28,146,690 km (0.089 R)
• M22: 29,138,075 km (0.057 R)
• M23: 30,539,059 km (0.114 R)
• M24: 30,928,761 km (0.097 R)
• M25: 35,724,121 km (0.102 R)
• M26: 37,032,803 km (0.105 R)
• M27: 40,521,874 km (0.078 R)
• M28: 48,145,681 km (0.042 R)
• M29: 53,412,723 km (0.082 R)
• M30: 53,789,560 km (0.071 R)
• M31: 64,859,802 km (0.081 R)
• M32: 75,683,358 km (0.092 R)
• M33: 77,838,315 km (0.077 R)
• M34: 78,565,511 km (0.103 R)
• M35: 80,033,814 km (0.06 R)
• M36: 84,803,742 km (0.099 R)
• M37: 86,607,742 km (0.109 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 13,213 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit