🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.82 AU - 1.26 AU

Year: 373 Days

Day: 37.7 Hours

Environment

Temp: 117 °C

Axial Tilt: 97.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 111,776,505 km

• M1: 208,240 km (0.057 R)
• M2: 263,292 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.35 AU - 1.49 AU

Year: 595 Days

Day: 44.1 Hours

Environment

Temp: 0 °C

Axial Tilt: 23.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 111,776,505 km

• M1: 212,279 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.2 AU - 2.68 AU

Year: 1340 Days

Day: 34.4 Hours

Environment

Temp: -67 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 111,776,505 km

• M1: 27,376 km (0.073 R)
• M2: 106,214 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.54 AU - 2.67 AU

Year: 1473 Days

Day: 36.9 Hours

Environment

Temp: -71 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.38 AU - 6.44 AU

Year: 4423 Days

Day: 41.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,776,505 km

• M1: 306,376 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273

Radius: 12.5

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.44 AU - 7.06 AU

Year: 6164 Days

Day: 12.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 111,776,505 km

• M1: 155,432 km (0.078 R)
• M2: 730,935 km (0.112 R)
• M3: 1,570,927 km (0.069 R)
• M4: 1,970,354 km (0.114 R)
• M5: 2,423,336 km (0.102 R)
• M6: 2,859,563 km (0.116 R)
• M7: 3,503,881 km (0.116 R)
• M8: 4,288,522 km (0.073 R)
• M9: 4,686,752 km (0.092 R)
• M10: 5,370,414 km (0.082 R)
• M11: 6,414,308 km (0.112 R)
• M12: 6,905,887 km (0.113 R)
• M13: 8,174,776 km (0.11 R)
• M14: 9,475,828 km (0.089 R)
• M15: 10,403,186 km (0.053 R)
• M16: 14,002,660 km (0.091 R)
• M17: 14,991,352 km (0.101 R)
• M18: 15,530,204 km (0.104 R)
• M19: 16,137,721 km (0.081 R)
• M20: 19,671,073 km (0.12 R)
• M21: 22,340,946 km (0.118 R)
• M22: 23,473,701 km (0.109 R)
• M23: 24,793,304 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.2

Radius: 11

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 10.49 AU - 15.03 AU

Year: 16020 Days

Day: 5.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 111,776,505 km

• M1: 178,769 km (0.115 R)
• M2: 540,946 km (0.116 R)
• M3: 970,890 km (0.088 R)
• M4: 1,812,378 km (0.085 R)
• M5: 2,297,524 km (0.096 R)
• M6: 2,844,454 km (0.1 R)
• M7: 3,783,629 km (0.1 R)
• M8: 5,306,536 km (0.113 R)
• M9: 9,408,360 km (0.101 R)
• M10: 10,404,831 km (0.11 R)
• M11: 12,092,893 km (0.08 R)
• M12: 13,473,682 km (0.103 R)
• M13: 16,861,176 km (0.114 R)
• M14: 17,341,385 km (0.055 R)
• M15: 18,581,552 km (0.076 R)
• M16: 22,368,173 km (0.034 R)
• M17: 25,999,512 km (0.101 R)
• M18: 26,425,716 km (0.077 R)
• M19: 27,292,336 km (0.111 R)
• M20: 28,289,855 km (0.12 R)
• M21: 30,006,042 km (0.074 R)
• M22: 32,155,763 km (0.097 R)
• M23: 40,631,380 km (0.105 R)
• M24: 41,350,198 km (0.066 R)
• M25: 49,011,703 km (0.081 R)
• M26: 52,155,054 km (0.119 R)
• M27: 61,252,699 km (0.117 R)
• M28: 62,769,471 km (0.092 R)
• M29: 63,923,320 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254

Radius: 10.2

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 10.39 AU - 15.23 AU

Year: 16114 Days

Day: 14.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 111,776,505 km

• M1: 127,009 km (0.064 R)
• M2: 510,129 km (0.085 R)
• M3: 946,955 km (0.065 R)
• M4: 1,982,172 km (0.092 R)
• M5: 3,102,809 km (0.07 R)
• M6: 4,066,220 km (0.089 R)
• M7: 4,544,035 km (0.075 R)
• M8: 5,122,231 km (0.116 R)
• M9: 5,612,763 km (0.077 R)
• M10: 7,937,813 km (0.118 R)
• M11: 8,550,715 km (0.088 R)
• M12: 9,480,615 km (0.098 R)
• M13: 9,871,066 km (0.1 R)
• M14: 11,160,600 km (0.041 R)
• M15: 11,651,430 km (0.101 R)
• M16: 13,150,251 km (0.073 R)
• M17: 13,946,261 km (0.097 R)
• M18: 14,773,837 km (0.069 R)
• M19: 15,634,025 km (0.056 R)
• M20: 19,023,613 km (0.083 R)
• M21: 20,442,250 km (0.045 R)
• M22: 21,930,150 km (0.067 R)
• M23: 22,874,262 km (0.05 R)
• M24: 23,224,172 km (0.07 R)
• M25: 29,116,383 km (0.098 R)
• M26: 29,734,522 km (0.106 R)
• M27: 30,784,399 km (0.118 R)
• M28: 31,967,569 km (0.048 R)
• M29: 33,180,808 km (0.086 R)
• M30: 35,231,795 km (0.115 R)
• M31: 38,464,754 km (0.113 R)
• M32: 46,068,365 km (0.117 R)

Asteroid Belt

Center: 16.24 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 19.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 924

Radius: 7.3

Gravity: 17.34 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 16.39 AU - 22.95 AU

Year: 30661 Days

Day: 22 Hours

Environment

Temp: -191 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 111,776,505 km

• M1: 92,601 km (0.11 R)
• M2: 325,076 km (0.041 R)
• M3: 601,683 km (0.074 R)
• M4: 856,897 km (0.097 R)
• M5: 2,313,681 km (0.074 R)
• M6: 2,676,156 km (0.078 R)
• M7: 2,928,977 km (0.096 R)
• M8: 3,889,395 km (0.08 R)
• M9: 4,879,284 km (0.076 R)
• M10: 5,702,222 km (0.096 R)
• M11: 7,620,516 km (0.112 R)
• M12: 8,603,972 km (0.086 R)
• M13: 14,646,080 km (0.09 R)
• M14: 18,978,285 km (0.116 R)
• M15: 20,234,608 km (0.079 R)
• M16: 27,227,112 km (0.072 R)
• M17: 30,199,771 km (0.089 R)
• M18: 31,189,062 km (0.053 R)
• M19: 31,764,116 km (0.097 R)
• M20: 42,300,444 km (0.115 R)
• M21: 45,165,243 km (0.089 R)
• M22: 49,896,275 km (0.111 R)
• M23: 50,880,629 km (0.092 R)
• M24: 56,208,408 km (0.109 R)
• M25: 56,632,967 km (0.114 R)
• M26: 59,006,636 km (0.071 R)
• M27: 60,551,085 km (0.107 R)
• M28: 69,408,625 km (0.071 R)
• M29: 70,881,566 km (0.068 R)
• M30: 71,625,965 km (0.106 R)
• M31: 91,090,143 km (0.069 R)
• M32: 93,151,602 km (0.103 R)
• M33: 105,530,676 km (0.052 R)
• M34: 106,825,595 km (0.057 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 15,041 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit