🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.45 AU - 0.55 AU

Year: 124 Days

Day: 41 Hours

Environment

Temp: 288 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.9 AU - 0.98 AU

Year: 320 Days

Day: 30.9 Hours

Environment

Temp: 106 °C

Axial Tilt: 28 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.02 AU - 1.14 AU

Year: 394 Days

Day: 21.7 Hours

Environment

Temp: 117 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.27 AU - 1.37 AU

Year: 533 Days

Day: 36.6 Hours

Environment

Temp: -3 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.9 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.06 AU - 2.88 AU

Year: 1364 Days

Day: 39.4 Hours

Environment

Temp: -69 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,228,965 km

• M1: 23,786 km (0.036 R)

Asteroid Belt

Center: 5.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.8

Radius: 8.4

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.52 AU - 8.8 AU

Year: 7451 Days

Day: 14.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,228,965 km

• M1: 104,419 km (0.104 R)
• M2: 753,375 km (0.09 R)
• M3: 1,374,655 km (0.083 R)
• M4: 2,223,772 km (0.087 R)
• M5: 3,820,580 km (0.114 R)
• M6: 5,183,417 km (0.119 R)
• M7: 6,098,656 km (0.093 R)
• M8: 7,152,274 km (0.028 R)
• M9: 12,293,055 km (0.095 R)
• M10: 12,903,265 km (0.118 R)
• M11: 13,748,044 km (0.116 R)
• M12: 15,026,209 km (0.043 R)
• M13: 15,372,378 km (0.113 R)
• M14: 16,625,859 km (0.103 R)
• M15: 24,243,981 km (0.058 R)
• M16: 26,270,433 km (0.094 R)
• M17: 26,773,082 km (0.106 R)
• M18: 28,232,110 km (0.087 R)
• M19: 28,494,954 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.8

Radius: 11.7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.31 AU - 10.53 AU

Year: 9363 Days

Day: 6.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,228,965 km

• M1: 156,479 km (0.12 R)
• M2: 822,190 km (0.117 R)
• M3: 1,269,637 km (0.035 R)
• M4: 3,048,954 km (0.091 R)
• M5: 3,694,768 km (0.077 R)
• M6: 5,948,311 km (0.044 R)
• M7: 6,468,014 km (0.067 R)
• M8: 9,174,389 km (0.04 R)
• M9: 11,119,610 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.8

Radius: 5.9

Gravity: 25.22 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 10.27 AU - 16.83 AU

Year: 17530 Days

Day: 15.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 64,228,965 km

• M1: 84,074 km (0.025 R)
• M2: 625,469 km (0.081 R)
• M3: 1,042,248 km (0.069 R)
• M4: 1,561,802 km (0.074 R)
• M5: 2,392,220 km (0.081 R)
• M6: 2,598,066 km (0.041 R)
• M7: 4,255,611 km (0.094 R)
• M8: 4,986,097 km (0.117 R)
• M9: 5,247,145 km (0.101 R)
• M10: 5,517,319 km (0.116 R)
• M11: 6,872,825 km (0.077 R)
• M12: 7,924,498 km (0.101 R)
• M13: 9,870,318 km (0.112 R)
• M14: 11,783,525 km (0.056 R)
• M15: 13,712,440 km (0.111 R)
• M16: 14,004,156 km (0.111 R)
• M17: 16,653,684 km (0.115 R)
• M18: 17,153,490 km (0.062 R)
• M19: 17,663,320 km (0.053 R)
• M20: 18,982,025 km (0.107 R)
• M21: 26,011,180 km (0.104 R)
• M22: 26,346,130 km (0.108 R)
• M23: 27,253,291 km (0.045 R)
• M24: 30,592,465 km (0.112 R)
• M25: 30,840,947 km (0.113 R)
• M26: 32,747,572 km (0.109 R)
• M27: 39,228,152 km (0.071 R)
• M28: 41,312,050 km (0.112 R)
• M29: 42,073,803 km (0.095 R)
• M30: 42,535,462 km (0.09 R)
• M31: 52,490,003 km (0.068 R)
• M32: 53,743,633 km (0.094 R)
• M33: 56,124,484 km (0.047 R)
• M34: 57,246,767 km (0.098 R)
• M35: 61,095,621 km (0.089 R)
• M36: 67,606,569 km (0.043 R)
• M37: 70,595,086 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.6

Radius: 4.8

Gravity: 22.77 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 13.27 AU - 14.03 AU

Year: 17725 Days

Day: 20.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 64,228,965 km

• M1: 59,690 km (0.025 R)
• M2: 298,597 km (0.117 R)
• M3: 492,925 km (0.087 R)
• M4: 752,328 km (0.043 R)
• M5: 980,464 km (0.091 R)
• M6: 1,308,682 km (0.029 R)
• M7: 1,576,612 km (0.082 R)
• M8: 1,774,979 km (0.059 R)
• M9: 2,626,639 km (0.083 R)
• M10: 2,906,387 km (0.116 R)
• M11: 3,310,002 km (0.104 R)
• M12: 6,144,134 km (0.05 R)
• M13: 10,108,029 km (0.083 R)
• M14: 12,258,947 km (0.113 R)
• M15: 15,952,668 km (0.114 R)
• M16: 16,881,222 km (0.054 R)
• M17: 17,520,005 km (0.12 R)
• M18: 17,682,169 km (0.088 R)
• M19: 18,424,324 km (0.113 R)
• M20: 18,930,563 km (0.089 R)
• M21: 21,694,534 km (0.11 R)
• M22: 22,258,966 km (0.112 R)
• M23: 22,544,848 km (0.084 R)
• M24: 25,539,049 km (0.078 R)
• M25: 26,062,642 km (0.093 R)
• M26: 31,219,430 km (0.066 R)
• M27: 40,167,178 km (0.065 R)
• M28: 40,874,925 km (0.118 R)
• M29: 42,900,929 km (0.084 R)
• M30: 48,097,660 km (0.096 R)
• M31: 51,342,438 km (0.086 R)
• M32: 57,010,103 km (0.109 R)
• M33: 57,545,215 km (0.114 R)
• M34: 59,535,614 km (0.093 R)
• M35: 60,640,394 km (0.094 R)
• M36: 64,036,715 km (0.091 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: 489 - 16,645 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit