🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.49 AU - 0.75 AU

Year: 186 Days

Day: 40.5 Hours

Environment

Temp: 201 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,222,813 km

• M1: 484,996 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.74 AU - 0.88 AU

Year: 278 Days

Day: 37.8 Hours

Environment

Temp: 83 °C

Axial Tilt: 13.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.86 AU - 1.94 AU

Year: 997 Days

Day: 46.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.93 AU - 4.39 AU

Year: 2666 Days

Day: 37.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 138.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,222,813 km

• M1: 627,862 km (0.113 R)
• M2: 2,980,588 km (0.094 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.09 AU - 4.57 AU

Year: 2854 Days

Day: 43 Hours

Environment

Temp: -139 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,222,813 km

• M1: 1,254,079 km (0.079 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.19 AU - 4.75 AU

Year: 3012 Days

Day: 27.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 16.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.2

Radius: 3.2

Gravity: 37.32 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 14.15 AU - 18.19 AU

Year: 24761 Days

Day: 23.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 72,222,813 km

• M1: 42,037 km (0.096 R)
• M2: 73,303 km (0.056 R)
• M3: 101,427 km (0.107 R)
• M4: 259,403 km (0.1 R)
• M5: 492,327 km (0.083 R)
• M6: 871,108 km (0.096 R)
• M7: 895,792 km (0.114 R)
• M8: 996,322 km (0.09 R)
• M9: 1,319,752 km (0.084 R)
• M10: 1,348,026 km (0.028 R)
• M11: 1,376,600 km (0.109 R)
• M12: 1,582,147 km (0.092 R)
• M13: 2,054,128 km (0.119 R)
• M14: 2,425,879 km (0.064 R)
• M15: 2,495,741 km (0.084 R)
• M16: 2,601,806 km (0.03 R)
• M17: 3,423,098 km (0.082 R)
• M18: 3,660,062 km (0.104 R)
• M19: 4,359,731 km (0.091 R)
• M20: 4,402,067 km (0.097 R)
• M21: 4,444,702 km (0.095 R)
• M22: 4,877,788 km (0.1 R)
• M23: 5,233,831 km (0.053 R)
• M24: 6,112,569 km (0.115 R)
• M25: 6,207,713 km (0.11 R)
• M26: 6,936,704 km (0.031 R)
• M27: 7,235,750 km (0.069 R)
• M28: 7,336,429 km (0.052 R)
• M29: 8,420,864 km (0.026 R)
• M30: 8,954,629 km (0.096 R)
• M31: 9,171,097 km (0.104 R)
• M32: 9,225,551 km (0.106 R)
• M33: 9,720,122 km (0.094 R)
• M34: 10,279,468 km (0.089 R)
• M35: 11,022,371 km (0.071 R)
• M36: 11,960,051 km (0.066 R)
• M37: 12,378,326 km (0.035 R)
• M38: 12,498,603 km (0.054 R)
• M39: 13,910,657 km (0.043 R)
• M40: 14,350,176 km (0.112 R)
• M41: 14,476,736 km (0.09 R)
• M42: 14,986,266 km (0.086 R)
• M43: 15,307,602 km (0.082 R)
• M44: 16,022,680 km (0.111 R)
• M45: 16,219,700 km (0.108 R)
• M46: 16,549,564 km (0.068 R)
• M47: 16,815,249 km (0.061 R)
• M48: 17,823,539 km (0.074 R)
• M49: 19,827,851 km (0.1 R)
• M50: 20,749,225 km (0.06 R)
• M51: 21,684,511 km (0.105 R)
• M52: 23,149,971 km (0.092 R)
• M53: 24,874,386 km (0.06 R)
• M54: 26,252,482 km (0.115 R)
• M55: 26,329,824 km (0.095 R)
• M56: 28,207,277 km (0.1 R)
• M57: 29,482,599 km (0.109 R)
• M58: 30,046,433 km (0.078 R)
• M59: 31,266,703 km (0.069 R)
• M60: 32,503,129 km (0.099 R)
• M61: 32,835,386 km (0.115 R)
• M62: 33,085,514 km (0.064 R)
• M63: 33,587,415 km (0.084 R)
• M64: 35,278,768 km (0.12 R)
• M65: 36,220,636 km (0.063 R)
• M66: 36,651,628 km (0.079 R)
• M67: 36,997,498 km (0.086 R)
• M68: 39,360,696 km (0.086 R)
• M69: 40,873,579 km (0.094 R)
• M70: 41,591,948 km (0.066 R)
• M71: 42,677,580 km (0.047 R)
• M72: 44,876,369 km (0.088 R)
• M73: 45,431,826 km (0.118 R)
• M74: 46,362,624 km (0.12 R)
• M75: 47,581,996 km (0.048 R)
• M76: 48,906,835 km (0.113 R)
• M77: 50,339,833 km (0.044 R)
• M78: 50,916,982 km (0.085 R)
• M79: 52,369,128 km (0.094 R)
• M80: 53,638,616 km (0.072 R)
• M81: 53,736,752 km (0.093 R)
• M82: 55,512,329 km (0.073 R)
• M83: 57,507,665 km (0.107 R)
• M84: 58,614,989 km (0.082 R)
• M85: 60,442,177 km (0.092 R)
• M86: 62,700,806 km (0.106 R)
• M87: 64,673,403 km (0.086 R)
• M88: 68,785,849 km (0.047 R)
• M89: 69,426,128 km (0.108 R)
• M90: 69,532,941 km (0.114 R)
• M91: 69,639,903 km (0.045 R)
• M92: 69,853,978 km (0.082 R)
• M93: 70,389,987 km (0.063 R)
• M94: 70,712,221 km (0.112 R)
• M95: 72,114,551 km (0.12 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 19,102 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit