🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.47 AU - 0.63 AU

Year: 146 Days

Day: 18.8 Hours

Environment

Temp: 177 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.7 AU - 0.72 AU

Year: 214 Days

Day: 13.1 Hours

Environment

Temp: 159 °C

Axial Tilt: 26.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.9 AU - 0.92 AU

Year: 311 Days

Day: 30.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.56 AU - 2.48 AU

Year: 1028 Days

Day: 33.9 Hours

Environment

Temp: -55 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.52 AU - 2.76 AU

Year: 1536 Days

Day: 16.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.66 AU - 4 AU

Year: 2685 Days

Day: 38.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,537,303 km

• M1: 100,380 km (0.093 R)
• M2: 602,431 km (0.111 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.56 AU - 5.5 AU

Year: 3453 Days

Day: 47 Hours

Environment

Temp: -127 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.55 AU - 5.23 AU

Year: 3873 Days

Day: 16.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,537,303 km

• M1: 152,141 km (0.03 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.9

Radius: 11.2

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.28 AU - 5.46 AU

Year: 4457 Days

Day: 9.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 78,537,303 km

• M1: 153,487 km (0.056 R)
• M2: 258,206 km (0.1 R)
• M3: 402,269 km (0.087 R)
• M4: 530,624 km (0.048 R)
• M5: 720,314 km (0.07 R)
• M6: 804,837 km (0.087 R)
• M7: 953,986 km (0.108 R)
• M8: 1,123,630 km (0.093 R)
• M9: 1,338,602 km (0.112 R)
• M10: 1,517,970 km (0.099 R)
• M11: 1,629,570 km (0.071 R)
• M12: 1,834,967 km (0.102 R)
• M13: 1,927,569 km (0.11 R)
• M14: 2,008,202 km (0.072 R)
• M15: 2,201,033 km (0.081 R)
• M16: 2,285,556 km (0.074 R)
• M17: 2,590,138 km (0.114 R)
• M18: 2,831,140 km (0.088 R)
• M19: 2,954,408 km (0.07 R)
• M20: 3,335,135 km (0.095 R)
• M21: 3,498,346 km (0.106 R)
• M22: 3,850,051 km (0.097 R)
• M23: 4,004,286 km (0.106 R)
• M24: 4,354,495 km (0.074 R)
• M25: 4,972,633 km (0.1 R)
• M26: 5,197,329 km (0.119 R)
• M27: 5,311,024 km (0.098 R)
• M28: 5,637,596 km (0.107 R)
• M29: 5,715,387 km (0.06 R)
• M30: 5,813,224 km (0.032 R)
• M31: 6,149,819 km (0.049 R)
• M32: 6,250,049 km (0.081 R)
• M33: 6,718,141 km (0.053 R)
• M34: 6,883,596 km (0.095 R)
• M35: 7,218,696 km (0.103 R)
• M36: 8,123,613 km (0.096 R)
• M37: 8,233,717 km (0.101 R)
• M38: 8,589,461 km (0.057 R)
• M39: 8,769,278 km (0.108 R)
• M40: 8,882,374 km (0.119 R)
• M41: 9,247,243 km (0.074 R)
• M42: 9,803,747 km (0.064 R)
• M43: 10,157,247 km (0.091 R)
• M44: 10,490,850 km (0.054 R)
• M45: 11,120,059 km (0.109 R)
• M46: 11,218,045 km (0.114 R)
• M47: 11,488,668 km (0.087 R)
• M48: 12,011,512 km (0.116 R)
• M49: 12,440,409 km (0.037 R)
• M50: 12,567,568 km (0.108 R)
• M51: 12,925,854 km (0.1 R)
• M52: 13,547,733 km (0.118 R)
• M53: 13,994,282 km (0.06 R)
• M54: 14,100,048 km (0.073 R)
• M55: 14,338,956 km (0.104 R)
• M56: 15,036,830 km (0.028 R)
• M57: 15,855,729 km (0.12 R)
• M58: 15,993,658 km (0.095 R)
• M59: 16,465,490 km (0.049 R)
• M60: 16,998,357 km (0.044 R)
• M61: 17,196,126 km (0.096 R)
• M62: 17,451,489 km (0.082 R)
• M63: 18,109,720 km (0.101 R)
• M64: 18,340,549 km (0.096 R)
• M65: 18,892,865 km (0.093 R)
• M66: 19,273,890 km (0.09 R)
• M67: 19,450,566 km (0.097 R)
• M68: 19,805,711 km (0.069 R)
• M69: 19,924,492 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316.3

Radius: 3.1

Gravity: 32.91 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 15.55 AU - 23.47 AU

Year: 30865 Days

Day: 20 Hours

Environment

Temp: -208 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 78,537,303 km

• M1: 116,986 km (0.08 R)
• M2: 197,469 km (0.115 R)
• M3: 367,712 km (0.082 R)
• M4: 530,624 km (0.066 R)
• M5: 552,615 km (0.04 R)
• M6: 690,245 km (0.114 R)
• M7: 1,683,275 km (0.117 R)
• M8: 2,373,520 km (0.105 R)
• M9: 2,410,022 km (0.105 R)
• M10: 2,558,273 km (0.108 R)
• M11: 2,595,673 km (0.097 R)
• M12: 2,671,369 km (0.118 R)
• M13: 3,424,744 km (0.099 R)
• M14: 3,466,183 km (0.081 R)
• M15: 3,846,012 km (0.054 R)
• M16: 4,150,593 km (0.108 R)
• M17: 4,462,804 km (0.101 R)
• M18: 4,828,870 km (0.056 R)
• M19: 5,015,418 km (0.082 R)
• M20: 5,443,867 km (0.113 R)
• M21: 5,736,031 km (0.067 R)
• M22: 7,485,129 km (0.082 R)
• M23: 8,249,425 km (0.061 R)
• M24: 8,416,526 km (0.112 R)
• M25: 8,640,923 km (0.074 R)
• M26: 9,325,782 km (0.103 R)
• M27: 9,850,870 km (0.034 R)
• M28: 10,565,798 km (0.092 R)
• M29: 11,606,850 km (0.032 R)
• M30: 12,424,702 km (0.084 R)
• M31: 12,680,065 km (0.109 R)
• M32: 13,326,029 km (0.083 R)
• M33: 13,522,002 km (0.091 R)
• M34: 13,587,526 km (0.074 R)
• M35: 14,448,611 km (0.079 R)
• M36: 14,717,139 km (0.051 R)
• M37: 15,601,113 km (0.09 R)
• M38: 16,994,318 km (0.086 R)
• M39: 19,157,354 km (0.028 R)
• M40: 20,722,147 km (0.107 R)
• M41: 25,170,739 km (0.086 R)
• M42: 26,062,043 km (0.119 R)
• M43: 26,798,963 km (0.094 R)
• M44: 26,881,241 km (0.042 R)
• M45: 28,965,888 km (0.062 R)
• M46: 29,388,950 km (0.093 R)
• M47: 32,758,643 km (0.098 R)
• M48: 33,819,740 km (0.104 R)
• M49: 33,997,762 km (0.119 R)
• M50: 34,265,243 km (0.097 R)
• M51: 34,533,472 km (0.062 R)
• M52: 34,981,966 km (0.108 R)
• M53: 36,066,401 km (0.082 R)
• M54: 36,157,207 km (0.074 R)
• M55: 36,703,987 km (0.075 R)
• M56: 37,070,053 km (0.118 R)
• M57: 37,437,316 km (0.056 R)
• M58: 38,360,784 km (0.095 R)
• M59: 38,453,534 km (0.09 R)
• M60: 38,546,285 km (0.116 R)
• M61: 39,011,534 km (0.055 R)
• M62: 39,947,718 km (0.111 R)
• M63: 40,135,762 km (0.104 R)
• M64: 41,555,895 km (0.112 R)
• M65: 42,511,676 km (0.029 R)
• M66: 45,324,415 km (0.11 R)
• M67: 45,520,538 km (0.078 R)
• M68: 46,110,851 km (0.119 R)
• M69: 46,308,170 km (0.095 R)
• M70: 48,396,856 km (0.054 R)
• M71: 48,898,607 km (0.111 R)
• M72: 50,008,623 km (0.118 R)
• M73: 52,356,412 km (0.115 R)
• M74: 53,802,874 km (0.083 R)
• M75: 54,218,607 km (0.069 R)
• M76: 54,322,727 km (0.089 R)
• M77: 58,007,622 km (0.042 R)
• M78: 60,149,115 km (0.087 R)
• M79: 61,446,428 km (0.07 R)
• M80: 61,881,010 km (0.073 R)
• M81: 62,098,525 km (0.12 R)
• M82: 63,629,061 km (0.099 R)
• M83: 64,288,787 km (0.044 R)
• M84: 65,393,418 km (0.112 R)
• M85: 67,173,633 km (0.06 R)
• M86: 68,631,913 km (0.111 R)
• M87: 68,744,560 km (0.113 R)
• M88: 69,421,341 km (0.052 R)
• M89: 70,668,089 km (0.076 R)
• M90: 71,807,876 km (0.05 R)
• M91: 74,336,828 km (0.104 R)
• M92: 74,452,467 km (0.117 R)
• M93: 76,777,666 km (0.089 R)
• M94: 77,362,744 km (0.118 R)
• M95: 77,597,164 km (0.116 R)
• M96: 77,831,883 km (0.114 R)
• M97: 78,066,751 km (0.076 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 12,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit