🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.54 AU - 0.64 AU

Year: 162 Days

Day: 17.2 Hours

Environment

Temp: 194 °C

Axial Tilt: 177.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.88 AU - 0.96 AU

Year: 315 Days

Day: 34.7 Hours

Environment

Temp: 104 °C

Axial Tilt: 34.2 °

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: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.82 AU - 1.22 AU

Year: 367 Days

Day: 23.8 Hours

Environment

Temp: 131 °C

Axial Tilt: 3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.47 AU - 2.07 AU

Year: 839 Days

Day: 19.7 Hours

Environment

Temp: -48 °C

Axial Tilt: 167.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,359,842 km

• M1: 286,330 km (0.118 R)
• M2: 615,296 km (0.093 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.03 AU - 4.51 AU

Year: 2609 Days

Day: 20.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,359,842 km

• M1: 1,454,690 km (0.119 R)
• M2: 1,947,315 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.5

Radius: 3.3

Gravity: 52.57 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 12.46 AU - 14.68 AU

Year: 17818 Days

Day: 17.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 66,359,842 km

• M1: 512,971 km (0.075 R)
• M2: 653,144 km (0.043 R)
• M3: 674,088 km (0.101 R)
• M4: 850,165 km (0.069 R)
• M5: 943,514 km (0.107 R)
• M6: 1,243,009 km (0.113 R)
• M7: 1,772,286 km (0.067 R)
• M8: 1,952,402 km (0.08 R)
• M9: 2,075,670 km (0.053 R)
• M10: 2,201,482 km (0.107 R)
• M11: 2,593,728 km (0.072 R)
• M12: 2,936,905 km (0.098 R)
• M13: 3,042,521 km (0.107 R)
• M14: 3,330,647 km (0.095 R)
• M15: 3,477,851 km (0.113 R)
• M16: 3,515,101 km (0.106 R)
• M17: 4,166,600 km (0.112 R)
• M18: 4,285,381 km (0.077 R)
• M19: 4,485,991 km (0.118 R)
• M20: 5,928,414 km (0.098 R)
• M21: 6,062,005 km (0.108 R)
• M22: 7,261,032 km (0.071 R)
• M23: 7,404,047 km (0.119 R)
• M24: 8,681,464 km (0.06 R)
• M25: 8,833,156 km (0.116 R)
• M26: 8,934,882 km (0.073 R)
• M27: 9,036,908 km (0.054 R)
• M28: 9,088,071 km (0.066 R)
• M29: 9,293,618 km (0.056 R)
• M30: 9,448,901 km (0.117 R)
• M31: 9,657,141 km (0.056 R)
• M32: 11,157,009 km (0.075 R)
• M33: 11,709,923 km (0.075 R)
• M34: 12,102,318 km (0.104 R)
• M35: 12,158,717 km (0.042 R)
• M36: 12,727,637 km (0.086 R)
• M37: 13,714,385 km (0.077 R)
• M38: 13,773,177 km (0.111 R)
• M39: 14,906,381 km (0.071 R)
• M40: 15,148,729 km (0.085 R)
• M41: 16,131,288 km (0.111 R)
• M42: 16,504,983 km (0.098 R)
• M43: 16,818,541 km (0.106 R)
• M44: 17,197,472 km (0.091 R)
• M45: 17,771,030 km (0.1 R)
• M46: 19,397,010 km (0.109 R)
• M47: 19,993,905 km (0.119 R)
• M48: 20,799,190 km (0.118 R)
• M49: 21,002,045 km (0.073 R)
• M50: 22,510,440 km (0.115 R)
• M51: 22,579,854 km (0.113 R)
• M52: 22,997,681 km (0.11 R)
• M53: 23,277,578 km (0.119 R)
• M54: 24,337,479 km (0.105 R)
• M55: 24,408,688 km (0.107 R)
• M56: 25,774,816 km (0.115 R)
• M57: 25,847,371 km (0.082 R)
• M58: 25,992,780 km (0.089 R)
• M59: 28,280,879 km (0.057 R)
• M60: 29,108,006 km (0.079 R)
• M61: 29,410,792 km (0.039 R)
• M62: 30,172,395 km (0.087 R)
• M63: 30,402,027 km (0.087 R)
• M64: 31,249,350 km (0.105 R)
• M65: 31,481,675 km (0.071 R)
• M66: 32,260,631 km (0.05 R)
• M67: 34,474,829 km (0.119 R)
• M68: 35,358,055 km (0.061 R)
• M69: 35,761,969 km (0.063 R)
• M70: 37,557,443 km (0.118 R)
• M71: 38,383,074 km (0.108 R)
• M72: 40,136,510 km (0.093 R)
• M73: 40,980,691 km (0.111 R)
• M74: 41,319,979 km (0.113 R)
• M75: 44,676,357 km (0.077 R)
• M76: 46,784,939 km (0.08 R)
• M77: 47,317,059 km (0.073 R)
• M78: 50,733,874 km (0.101 R)
• M79: 53,672,126 km (0.09 R)
• M80: 53,950,378 km (0.055 R)
• M81: 54,881,475 km (0.096 R)
• M82: 55,817,808 km (0.108 R)
• M83: 56,476,338 km (0.064 R)
• M84: 56,759,377 km (0.085 R)
• M85: 57,042,865 km (0.115 R)
• M86: 57,326,951 km (0.084 R)
• M87: 57,516,492 km (0.073 R)
• M88: 58,181,753 km (0.048 R)
• M89: 59,711,691 km (0.059 R)
• M90: 59,999,966 km (0.1 R)
• M91: 60,096,157 km (0.075 R)
• M92: 63,006,434 km (0.083 R)
• M93: 63,888,463 km (0.035 R)
• M94: 64,281,756 km (0.107 R)
• M95: 65,863,006 km (0.096 R)
• M96: 66,061,672 km (0.067 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 11,751 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit