🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.51 AU - 0.59 AU

Year: 263 Days

Day: 45.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,813,274 km

• M1: 21,243 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.53 AU - 0.63 AU

Year: 285 Days

Day: 39.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 43,813,274 km

• M1: 144,512 km (0.083 R)
• M2: 216,618 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.53 AU - 0.79 AU

Year: 346 Days

Day: 22.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.35 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.7

Radius: 9.4

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.02 AU - 2.04 AU

Year: 1867 Days

Day: 9.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,813,274 km

• M1: 116,986 km (0.045 R)
• M2: 480,060 km (0.12 R)
• M3: 859,739 km (0.114 R)
• M4: 1,257,520 km (0.058 R)
• M5: 1,881,044 km (0.052 R)
• M6: 2,176,799 km (0.061 R)
• M7: 2,599,712 km (0.092 R)
• M8: 2,955,755 km (0.098 R)
• M9: 4,241,548 km (0.101 R)
• M10: 4,829,917 km (0.095 R)
• M11: 5,615,006 km (0.076 R)
• M12: 7,313,242 km (0.098 R)
• M13: 8,186,145 km (0.057 R)
• M14: 8,675,629 km (0.058 R)
• M15: 10,324,198 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.1

Radius: 9.4

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.04 AU - 2.24 AU

Year: 2021 Days

Day: 8.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 43,813,274 km

• M1: 134,339 km (0.105 R)
• M2: 622,776 km (0.077 R)
• M3: 985,850 km (0.045 R)
• M4: 1,661,284 km (0.099 R)
• M5: 3,340,670 km (0.056 R)
• M6: 4,239,903 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.9

Radius: 8.9

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.6 AU - 3 AU

Year: 3025 Days

Day: 7.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,813,274 km

• M1: 110,852 km (0.081 R)
• M2: 495,169 km (0.072 R)
• M3: 1,270,236 km (0.101 R)
• M4: 2,288,399 km (0.088 R)
• M5: 2,873,476 km (0.1 R)
• M6: 3,201,694 km (0.101 R)
• M7: 4,283,286 km (0.117 R)
• M8: 5,705,663 km (0.109 R)
• M9: 6,009,945 km (0.104 R)
• M10: 7,121,307 km (0.109 R)
• M11: 8,011,714 km (0.082 R)
• M12: 9,163,169 km (0.096 R)
• M13: 9,679,730 km (0.063 R)
• M14: 10,079,905 km (0.027 R)
• M15: 11,679,255 km (0.11 R)
• M16: 12,325,219 km (0.064 R)
• M17: 14,023,604 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539

Radius: 10.7

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.77 AU - 2.83 AU

Year: 3025 Days

Day: 14 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,813,274 km

• M1: 133,292 km (0.106 R)
• M2: 558,598 km (0.11 R)
• M3: 975,079 km (0.08 R)
• M4: 1,372,560 km (0.045 R)
• M5: 2,229,307 km (0.117 R)
• M6: 2,886,341 km (0.12 R)
• M7: 3,234,904 km (0.106 R)
• M8: 4,696,027 km (0.041 R)
• M9: 5,253,129 km (0.114 R)
• M10: 6,555,977 km (0.067 R)
• M11: 11,624,054 km (0.116 R)
• M12: 14,286,896 km (0.046 R)
• M13: 17,170,395 km (0.039 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.3

Radius: 11.5

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.62 AU - 3.68 AU

Year: 3610 Days

Day: 8 Hours

Environment

Temp: -206 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,813,274 km

• M1: 151,094 km (0.107 R)
• M2: 859,739 km (0.058 R)
• M3: 1,510,490 km (0.108 R)
• M4: 2,100,205 km (0.083 R)
• M5: 2,588,492 km (0.077 R)
• M6: 4,253,666 km (0.098 R)
• M7: 5,995,883 km (0.119 R)
• M8: 6,696,449 km (0.038 R)
• M9: 7,965,189 km (0.039 R)
• M10: 9,355,402 km (0.078 R)
• M11: 10,022,758 km (0.108 R)
• M12: 10,438,191 km (0.099 R)
• M13: 11,792,052 km (0.079 R)
• M14: 13,508,837 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782

Radius: 5.7

Gravity: 24.07 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.26 AU - 7.08 AU

Year: 11123 Days

Day: 24 Hours

Environment

Temp: -215 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 43,813,274 km

• M1: 70,909 km (0.052 R)
• M2: 248,482 km (0.12 R)
• M3: 759,060 km (0.097 R)
• M4: 1,151,604 km (0.07 R)
• M5: 2,433,359 km (0.07 R)
• M6: 2,835,628 km (0.099 R)
• M7: 3,937,416 km (0.116 R)
• M8: 4,740,158 km (0.108 R)
• M9: 5,163,371 km (0.115 R)
• M10: 6,160,291 km (0.072 R)
• M11: 6,784,263 km (0.112 R)
• M12: 8,157,572 km (0.109 R)
• M13: 10,017,223 km (0.105 R)
• M14: 11,327,102 km (0.098 R)
• M15: 11,556,136 km (0.105 R)
• M16: 13,436,432 km (0.06 R)
• M17: 16,079,976 km (0.097 R)
• M18: 16,662,061 km (0.086 R)
• M19: 19,050,840 km (0.08 R)
• M20: 19,950,522 km (0.113 R)
• M21: 23,001,720 km (0.111 R)
• M22: 24,115,626 km (0.081 R)
• M23: 29,359,629 km (0.051 R)
• M24: 30,448,403 km (0.118 R)
• M25: 32,360,563 km (0.1 R)
• M26: 32,590,644 km (0.061 R)
• M27: 33,054,098 km (0.104 R)
• M28: 37,678,318 km (0.103 R)
• M29: 38,833,513 km (0.109 R)
• M30: 50,620,030 km (0.033 R)
• M31: 52,658,450 km (0.076 R)
• M32: 53,136,565 km (0.073 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176.8

Radius: 6.8

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 7.81 AU - 10.03 AU

Year: 17201 Days

Day: 24.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,813,274 km

• M1: 84,523 km (0.098 R)
• M2: 602,879 km (0.099 R)
• M3: 1,184,516 km (0.072 R)
• M4: 1,613,563 km (0.084 R)
• M5: 2,090,929 km (0.113 R)
• M6: 2,427,674 km (0.077 R)
• M7: 4,481,204 km (0.076 R)
• M8: 5,229,194 km (0.062 R)
• M9: 6,092,373 km (0.096 R)
• M10: 6,856,070 km (0.075 R)
• M11: 8,140,219 km (0.114 R)
• M12: 11,494,203 km (0.095 R)
• M13: 12,204,793 km (0.068 R)
• M14: 12,429,189 km (0.094 R)
• M15: 13,002,449 km (0.039 R)
• M16: 14,325,343 km (0.062 R)
• M17: 17,661,225 km (0.094 R)
• M18: 18,166,118 km (0.101 R)
• M19: 23,409,972 km (0.068 R)
• M20: 23,844,105 km (0.119 R)
• M21: 24,107,098 km (0.12 R)
• M22: 25,088,012 km (0.098 R)
• M23: 27,129,424 km (0.097 R)
• M24: 38,171,542 km (0.094 R)
• M25: 39,625,484 km (0.075 R)
• M26: 42,129,902 km (0.111 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 15,591 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit