🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.52 AU - 0.62 AU

Year: 151 Days

Day: 38.4 Hours

Environment

Temp: 188 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.71 AU - 1.01 AU

Year: 280 Days

Day: 27 Hours

Environment

Temp: 109 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.93 AU - 1.25 AU

Year: 400 Days

Day: 33.4 Hours

Environment

Temp: 44 °C

Axial Tilt: 9.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.01 AU - 3.07 AU

Year: 1423 Days

Day: 38.6 Hours

Environment

Temp: -72 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.02 AU - 5.76 AU

Year: 4398 Days

Day: 30.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 20.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 250.8

Radius: 6.9

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 17.54 AU - 22.68 AU

Year: 31695 Days

Day: 22.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 73,990,636 km

• M1: 129,103 km (0.114 R)
• M2: 221,554 km (0.087 R)
• M3: 360,531 km (0.042 R)
• M4: 815,009 km (0.099 R)
• M5: 1,367,474 km (0.085 R)
• M6: 1,982,321 km (0.08 R)
• M7: 2,672,566 km (0.084 R)
• M8: 3,470,222 km (0.112 R)
• M9: 3,630,142 km (0.11 R)
• M10: 4,124,264 km (0.074 R)
• M11: 4,251,123 km (0.089 R)
• M12: 4,465,496 km (0.092 R)
• M13: 5,039,204 km (0.112 R)
• M14: 5,966,561 km (0.111 R)
• M15: 6,303,456 km (0.078 R)
• M16: 7,096,624 km (0.113 R)
• M17: 7,147,188 km (0.103 R)
• M18: 7,402,103 km (0.106 R)
• M19: 7,453,415 km (0.11 R)
• M20: 7,556,488 km (0.118 R)
• M21: 7,608,249 km (0.112 R)
• M22: 8,078,883 km (0.058 R)
• M23: 9,213,284 km (0.102 R)
• M24: 9,379,338 km (0.106 R)
• M25: 9,658,487 km (0.105 R)
• M26: 12,168,889 km (0.103 R)
• M27: 12,657,177 km (0.081 R)
• M28: 12,780,146 km (0.076 R)
• M29: 13,151,747 km (0.113 R)
• M30: 13,213,980 km (0.07 R)
• M31: 14,479,877 km (0.042 R)
• M32: 14,544,055 km (0.117 R)
• M33: 14,802,261 km (0.103 R)
• M34: 15,717,799 km (0.056 R)
• M35: 15,850,194 km (0.093 R)
• M36: 16,115,879 km (0.068 R)
• M37: 16,382,912 km (0.1 R)
• M38: 17,261,350 km (0.054 R)
• M39: 19,134,016 km (0.117 R)
• M40: 19,416,906 km (0.091 R)
• M41: 22,098,597 km (0.082 R)
• M42: 22,544,250 km (0.103 R)
• M43: 23,218,338 km (0.105 R)
• M44: 23,899,157 km (0.119 R)
• M45: 24,433,072 km (0.034 R)
• M46: 25,590,511 km (0.116 R)
• M47: 26,136,693 km (0.109 R)
• M48: 27,082,151 km (0.083 R)
• M49: 27,638,655 km (0.093 R)
• M50: 27,798,426 km (0.103 R)
• M51: 28,038,680 km (0.065 R)
• M52: 29,006,130 km (0.077 R)
• M53: 29,820,840 km (0.066 R)
• M54: 30,395,445 km (0.072 R)
• M55: 30,642,880 km (0.106 R)
• M56: 30,973,790 km (0.079 R)
• M57: 32,561,921 km (0.059 R)
• M58: 34,005,242 km (0.103 R)
• M59: 34,519,559 km (0.107 R)
• M60: 35,295,972 km (0.111 R)
• M61: 36,427,530 km (0.095 R)
• M62: 37,570,907 km (0.082 R)
• M63: 37,659,319 km (0.11 R)
• M64: 38,191,439 km (0.086 R)
• M65: 38,280,450 km (0.115 R)
• M66: 39,622,492 km (0.07 R)
• M67: 40,163,737 km (0.033 R)
• M68: 41,527,322 km (0.101 R)
• M69: 44,393,318 km (0.045 R)
• M70: 45,049,304 km (0.069 R)
• M71: 45,802,829 km (0.093 R)
• M72: 47,036,263 km (0.068 R)
• M73: 47,131,557 km (0.1 R)
• M74: 48,762,024 km (0.099 R)
• M75: 50,118,578 km (0.083 R)
• M76: 50,313,354 km (0.119 R)
• M77: 51,095,153 km (0.102 R)
• M78: 52,374,065 km (0.065 R)
• M79: 54,462,002 km (0.071 R)
• M80: 55,063,685 km (0.075 R)
• M81: 57,186,479 km (0.069 R)
• M82: 59,335,901 km (0.052 R)
• M83: 61,511,652 km (0.105 R)
• M84: 65,301,864 km (0.045 R)
• M85: 66,047,610 km (0.088 R)
• M86: 67,547,478 km (0.083 R)
• M87: 68,842,098 km (0.091 R)
• M88: 69,167,024 km (0.05 R)
• M89: 71,127,205 km (0.094 R)
• M90: 71,236,561 km (0.1 R)
• M91: 72,224,057 km (0.108 R)
• M92: 72,664,323 km (0.085 R)
• M93: 73,658,252 km (0.11 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 17,513 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit