🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.44 AU - 0.62 AU

Year: 137 Days

Day: 23.2 Hours

Environment

Temp: 268 °C

Axial Tilt: 3.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.73 AU - 0.97 AU

Year: 278 Days

Day: 22 Hours

Environment

Temp: 137 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,316,792 km

• M1: 291,566 km (0.054 R)
• M2: 437,424 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.32 AU - 1.7 AU

Year: 658 Days

Day: 23.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 7.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.43 AU - 3.85 AU

Year: 2464 Days

Day: 43.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,316,792 km

• M1: 120,875 km (0.061 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.25 AU - 4.89 AU

Year: 3466 Days

Day: 30.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,316,792 km

• M1: 653,892 km (0.111 R)

Asteroid Belt

Center: 9.16 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.2

Radius: 4.6

Gravity: 27.47 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 12.04 AU - 15.44 AU

Year: 18068 Days

Day: 19.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 67,316,792 km

• M1: 276,756 km (0.091 R)
• M2: 355,594 km (0.103 R)
• M3: 720,763 km (0.084 R)
• M4: 1,171,800 km (0.096 R)
• M5: 1,494,333 km (0.108 R)
• M6: 1,579,155 km (0.062 R)
• M7: 1,636,601 km (0.11 R)
• M8: 1,873,265 km (0.104 R)
• M9: 2,612,128 km (0.079 R)
• M10: 2,714,453 km (0.06 R)
• M11: 3,246,274 km (0.091 R)
• M12: 3,282,776 km (0.077 R)
• M13: 3,393,478 km (0.109 R)
• M14: 3,770,914 km (0.049 R)
• M15: 5,065,833 km (0.079 R)
• M16: 5,452,543 km (0.074 R)
• M17: 6,118,254 km (0.097 R)
• M18: 6,483,721 km (0.068 R)
• M19: 7,719,400 km (0.12 R)
• M20: 8,364,017 km (0.052 R)
• M21: 8,565,675 km (0.072 R)
• M22: 10,076,015 km (0.106 R)
• M23: 10,398,548 km (0.044 R)
• M24: 10,669,919 km (0.061 R)
• M25: 10,724,522 km (0.067 R)
• M26: 11,164,339 km (0.09 R)
• M27: 11,386,492 km (0.084 R)
• M28: 11,722,489 km (0.109 R)
• M29: 11,835,136 km (0.073 R)
• M30: 12,404,057 km (0.062 R)
• M31: 12,807,672 km (0.085 R)
• M32: 15,379,259 km (0.094 R)
• M33: 16,881,671 km (0.082 R)
• M34: 17,072,707 km (0.062 R)
• M35: 17,136,586 km (0.027 R)
• M36: 17,200,464 km (0.091 R)
• M37: 17,844,034 km (0.083 R)
• M38: 18,234,036 km (0.104 R)
• M39: 18,692,553 km (0.054 R)
• M40: 19,754,698 km (0.106 R)
• M41: 20,225,632 km (0.115 R)
• M42: 22,775,079 km (0.11 R)
• M43: 23,765,716 km (0.112 R)
• M44: 23,979,940 km (0.1 R)
• M45: 24,481,991 km (0.073 R)
• M46: 24,842,821 km (0.083 R)
• M47: 25,350,855 km (0.102 R)
• M48: 26,746,902 km (0.102 R)
• M49: 29,383,415 km (0.099 R)
• M50: 29,997,515 km (0.091 R)
• M51: 30,228,943 km (0.051 R)
• M52: 30,615,952 km (0.068 R)
• M53: 30,771,235 km (0.104 R)
• M54: 31,160,488 km (0.058 R)
• M55: 31,551,388 km (0.114 R)
• M56: 31,708,166 km (0.104 R)
• M57: 32,575,385 km (0.1 R)
• M58: 34,010,926 km (0.082 R)
• M59: 34,413,494 km (0.071 R)
• M60: 34,817,408 km (0.093 R)
• M61: 35,630,174 km (0.036 R)
• M62: 37,440,158 km (0.027 R)
• M63: 37,689,388 km (0.075 R)
• M64: 38,189,195 km (0.091 R)
• M65: 38,607,470 km (0.041 R)
• M66: 39,702,078 km (0.098 R)
• M67: 39,786,750 km (0.058 R)
• M68: 39,871,423 km (0.03 R)
• M69: 40,125,739 km (0.09 R)
• M70: 40,636,167 km (0.102 R)
• M71: 41,491,717 km (0.097 R)
• M72: 41,663,456 km (0.079 R)
• M73: 42,007,830 km (0.114 R)
• M74: 43,133,404 km (0.116 R)
• M75: 44,006,009 km (0.072 R)
• M76: 44,444,480 km (0.1 R)
• M77: 46,926,458 km (0.025 R)
• M78: 47,015,918 km (0.096 R)
• M79: 47,823,747 km (0.112 R)
• M80: 48,907,882 km (0.102 R)
• M81: 53,138,510 km (0.08 R)
• M82: 54,448,987 km (0.098 R)
• M83: 54,543,084 km (0.118 R)
• M84: 55,675,540 km (0.103 R)
• M85: 56,720,481 km (0.114 R)
• M86: 58,059,682 km (0.113 R)
• M87: 59,119,283 km (0.106 R)
• M88: 59,506,143 km (0.032 R)
• M89: 59,602,933 km (0.09 R)
• M90: 61,746,820 km (0.044 R)
• M91: 62,335,937 km (0.045 R)
• M92: 62,729,678 km (0.064 R)
• M93: 65,508,908 km (0.111 R)
• M94: 65,608,989 km (0.057 R)

Kuiper Belt

Range: 30.9 - 57.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 20,023 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit