🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.41 AU - 0.63 AU

Year: 132 Days

Day: 28.7 Hours

Environment

Temp: 243 °C

Axial Tilt: 3.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 81,477,096 km

• M1: 44,879 km (0.08 R)
• M2: 207,193 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.43 AU - 0.65 AU

Year: 139 Days

Day: 41.3 Hours

Environment

Temp: 187 °C

Axial Tilt: 25.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.85 AU - 1.19 AU

Year: 362 Days

Day: 21.7 Hours

Environment

Temp: 89 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,477,096 km

• M1: 485,894 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.79 AU - 2.45 AU

Year: 1085 Days

Day: 28 Hours

Environment

Temp: -59 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,477,096 km

• M1: 74,051 km (0.119 R)
• M2: 467,493 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.42 AU - 2.74 AU

Year: 1456 Days

Day: 33.7 Hours

Environment

Temp: -70 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,477,096 km

• M1: 64,028 km (0.075 R)

Asteroid Belt

Center: 3.77 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.95 AU - 4.95 AU

Year: 3871 Days

Day: 43.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 19.3

Radius: 5.1

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 11.87 AU - 17.99 AU

Year: 20275 Days

Day: 22.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,477,096 km

• M1: 69,264 km (0.095 R)
• M2: 458,517 km (0.082 R)
• M3: 856,298 km (0.092 R)
• M4: 1,540,708 km (0.119 R)
• M5: 2,717,894 km (0.057 R)
• M6: 3,296,239 km (0.106 R)
• M7: 4,888,410 km (0.116 R)
• M8: 6,002,615 km (0.094 R)
• M9: 7,476,004 km (0.04 R)
• M10: 7,764,129 km (0.068 R)
• M11: 8,750,727 km (0.086 R)
• M12: 9,516,220 km (0.107 R)
• M13: 10,329,583 km (0.052 R)
• M14: 10,731,104 km (0.056 R)
• M15: 13,739,517 km (0.069 R)
• M16: 13,974,386 km (0.078 R)
• M17: 14,329,082 km (0.058 R)
• M18: 14,477,633 km (0.07 R)
• M19: 14,537,323 km (0.09 R)
• M20: 14,597,012 km (0.114 R)
• M21: 15,258,833 km (0.097 R)
• M22: 18,842,001 km (0.057 R)
• M23: 20,058,382 km (0.115 R)
• M24: 20,995,463 km (0.099 R)
• M25: 21,401,471 km (0.115 R)
• M26: 23,120,800 km (0.039 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 309.3

Radius: 5.3

Gravity: 11.01 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 19.27 AU - 22.03 AU

Year: 32981 Days

Day: 19.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 81,477,096 km

• M1: 135,386 km (0.094 R)
• M2: 172,935 km (0.077 R)
• M3: 279,150 km (0.117 R)
• M4: 510,278 km (0.08 R)
• M5: 598,990 km (0.045 R)
• M6: 717,172 km (0.041 R)
• M7: 1,031,328 km (0.057 R)
• M8: 1,384,079 km (0.09 R)
• M9: 1,573,620 km (0.105 R)
• M10: 1,638,695 km (0.115 R)
• M11: 2,300,815 km (0.102 R)
• M12: 2,563,509 km (0.11 R)
• M13: 2,678,999 km (0.117 R)
• M14: 3,620,717 km (0.092 R)
• M15: 3,663,801 km (0.087 R)
• M16: 3,881,766 km (0.038 R)
• M17: 3,970,178 km (0.038 R)
• M18: 4,194,126 km (0.119 R)
• M19: 5,374,154 km (0.11 R)
• M20: 5,923,926 km (0.068 R)
• M21: 6,076,965 km (0.066 R)
• M22: 6,335,021 km (0.084 R)
• M23: 6,649,326 km (0.069 R)
• M24: 7,733,163 km (0.08 R)
• M25: 8,012,612 km (0.092 R)
• M26: 9,281,201 km (0.111 R)
• M27: 9,578,153 km (0.065 R)
• M28: 9,757,820 km (0.078 R)
• M29: 12,845,670 km (0.097 R)
• M30: 13,176,431 km (0.109 R)
• M31: 15,428,926 km (0.108 R)
• M32: 16,205,937 km (0.079 R)
• M33: 17,067,771 km (0.084 R)
• M34: 17,212,881 km (0.102 R)
• M35: 17,431,443 km (0.118 R)
• M36: 18,240,169 km (0.115 R)
• M37: 19,136,260 km (0.095 R)
• M38: 19,970,269 km (0.111 R)
• M39: 20,046,713 km (0.026 R)
• M40: 22,542,604 km (0.079 R)
• M41: 22,781,661 km (0.091 R)
• M42: 24,723,442 km (0.096 R)
• M43: 25,548,025 km (0.118 R)
• M44: 25,631,052 km (0.109 R)
• M45: 25,714,079 km (0.111 R)
• M46: 26,801,805 km (0.101 R)
• M47: 28,332,640 km (0.117 R)
• M48: 28,418,509 km (0.094 R)
• M49: 29,368,755 km (0.101 R)
• M50: 30,066,479 km (0.112 R)
• M51: 30,153,994 km (0.108 R)
• M52: 30,593,213 km (0.114 R)
• M53: 31,034,677 km (0.06 R)
• M54: 31,834,427 km (0.108 R)
• M55: 33,908,751 km (0.118 R)
• M56: 35,840,658 km (0.081 R)
• M57: 37,524,681 km (0.099 R)
• M58: 37,997,111 km (0.1 R)
• M59: 38,471,336 km (0.104 R)
• M60: 39,617,705 km (0.118 R)
• M61: 39,906,130 km (0.117 R)
• M62: 41,650,740 km (0.097 R)
• M63: 42,139,775 km (0.085 R)
• M64: 44,015,434 km (0.091 R)
• M65: 46,119,976 km (0.101 R)
• M66: 46,524,639 km (0.053 R)
• M67: 46,828,771 km (0.108 R)
• M68: 49,803,226 km (0.075 R)
• M69: 50,218,360 km (0.032 R)
• M70: 50,322,330 km (0.056 R)
• M71: 50,738,811 km (0.117 R)
• M72: 51,575,212 km (0.109 R)
• M73: 52,100,301 km (0.077 R)
• M74: 53,686,038 km (0.042 R)
• M75: 54,005,131 km (0.04 R)
• M76: 54,538,297 km (0.096 R)
• M77: 55,180,371 km (0.088 R)
• M78: 55,287,633 km (0.047 R)
• M79: 55,609,867 km (0.098 R)
• M80: 56,796,627 km (0.066 R)
• M81: 57,556,135 km (0.113 R)
• M82: 59,965,110 km (0.109 R)
• M83: 61,403,942 km (0.087 R)
• M84: 62,742,095 km (0.09 R)
• M85: 64,202,769 km (0.106 R)
• M86: 64,993,842 km (0.097 R)
• M87: 65,788,207 km (0.118 R)
• M88: 66,243,583 km (0.11 R)
• M89: 66,471,570 km (0.118 R)
• M90: 68,882,040 km (0.1 R)
• M91: 77,240,672 km (0.104 R)
• M92: 77,841,158 km (0.101 R)
• M93: 79,167,941 km (0.093 R)
• M94: 80,137,485 km (0.036 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: 470 - 15,847 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit