🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.42 AU - 0.7 AU

Year: 150 Days

Day: 15.8 Hours

Environment

Temp: 231 °C

Axial Tilt: 26.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.62 AU - 0.7 AU

Year: 192 Days

Day: 38.9 Hours

Environment

Temp: 178 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,834,511 km

• M1: 45,029 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.29 AU - 1.57 AU

Year: 612 Days

Day: 39.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 98,834,511 km

• M1: 164,707 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.97 AU - 3.21 AU

Year: 1493 Days

Day: 47.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,834,511 km

• M1: 831,465 km (0.067 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.59 AU - 3.17 AU

Year: 1751 Days

Day: 42.4 Hours

Environment

Temp: -94 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,834,511 km

• M1: 703,260 km (0.101 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.98 AU - 3.52 AU

Year: 2098 Days

Day: 32.8 Hours

Environment

Temp: -100 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.77 AU - 5.87 AU

Year: 3790 Days

Day: 43.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 18.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.5

Radius: 6.4

Gravity: 17.59 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 16.18 AU - 21.14 AU

Year: 28870 Days

Day: 16.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 98,834,511 km

• M1: 137,480 km (0.104 R)
• M2: 226,042 km (0.105 R)
• M3: 671,545 km (0.106 R)
• M4: 1,947,914 km (0.068 R)
• M5: 2,027,350 km (0.09 R)
• M6: 2,189,664 km (0.114 R)
• M7: 2,880,357 km (0.112 R)
• M8: 3,633,433 km (0.069 R)
• M9: 4,923,715 km (0.065 R)
• M10: 5,308,181 km (0.06 R)
• M11: 5,702,372 km (0.089 R)
• M12: 5,759,518 km (0.082 R)
• M13: 5,989,749 km (0.107 R)
• M14: 6,047,793 km (0.103 R)
• M15: 7,062,815 km (0.043 R)
• M16: 9,380,235 km (0.098 R)
• M17: 9,855,957 km (0.077 R)
• M18: 10,131,366 km (0.09 R)
• M19: 13,475,327 km (0.079 R)
• M20: 13,857,550 km (0.1 R)
• M21: 14,011,636 km (0.102 R)
• M22: 14,947,071 km (0.111 R)
• M23: 15,342,907 km (0.069 R)
• M24: 15,983,186 km (0.097 R)
• M25: 16,306,617 km (0.112 R)
• M26: 17,124,767 km (0.116 R)
• M27: 17,207,345 km (0.119 R)
• M28: 17,538,854 km (0.056 R)
• M29: 20,353,090 km (0.077 R)
• M30: 21,144,612 km (0.117 R)
• M31: 21,233,174 km (0.1 R)
• M32: 21,499,608 km (0.08 R)
• M33: 22,757,576 km (0.068 R)
• M34: 23,304,057 km (0.093 R)
• M35: 23,487,165 km (0.079 R)
• M36: 24,409,885 km (0.039 R)
• M37: 24,875,732 km (0.117 R)
• M38: 25,910,800 km (0.064 R)
• M39: 28,510,362 km (0.043 R)
• M40: 29,000,744 km (0.045 R)
• M41: 30,289,081 km (0.069 R)
• M42: 33,023,580 km (0.117 R)
• M43: 35,204,418 km (0.087 R)
• M44: 36,365,298 km (0.083 R)
• M45: 37,645,855 km (0.064 R)
• M46: 37,860,678 km (0.105 R)
• M47: 39,594,218 km (0.093 R)
• M48: 41,464,341 km (0.062 R)
• M49: 42,354,299 km (0.062 R)
• M50: 44,379,704 km (0.077 R)
• M51: 44,720,339 km (0.108 R)
• M52: 46,666,906 km (0.111 R)
• M53: 47,941,181 km (0.112 R)
• M54: 48,057,568 km (0.087 R)
• M55: 49,932,777 km (0.114 R)
• M56: 50,998,064 km (0.089 R)
• M57: 51,235,775 km (0.111 R)
• M58: 52,790,097 km (0.111 R)
• M59: 59,035,658 km (0.06 R)
• M60: 60,538,668 km (0.065 R)
• M61: 61,042,514 km (0.072 R)
• M62: 61,421,295 km (0.081 R)
• M63: 63,199,266 km (0.077 R)
• M64: 63,838,348 km (0.053 R)
• M65: 64,222,815 km (0.093 R)
• M66: 64,479,525 km (0.103 R)
• M67: 65,768,310 km (0.116 R)
• M68: 67,326,223 km (0.089 R)
• M69: 67,848,169 km (0.115 R)
• M70: 68,109,667 km (0.097 R)
• M71: 68,240,415 km (0.054 R)
• M72: 70,610,345 km (0.1 R)
• M73: 70,742,888 km (0.1 R)
• M74: 71,140,669 km (0.069 R)
• M75: 72,205,357 km (0.095 R)
• M76: 73,141,092 km (0.119 R)
• M77: 74,889,741 km (0.109 R)
• M78: 78,428,030 km (0.057 R)
• M79: 80,079,291 km (0.087 R)
• M80: 81,742,072 km (0.119 R)
• M81: 82,159,599 km (0.099 R)
• M82: 82,856,875 km (0.099 R)
• M83: 84,679,276 km (0.081 R)
• M84: 85,807,244 km (0.092 R)
• M85: 87,366,353 km (0.102 R)
• M86: 92,244,141 km (0.094 R)
• M87: 92,678,723 km (0.086 R)
• M88: 93,259,313 km (0.104 R)
• M89: 94,424,082 km (0.115 R)
• M90: 94,715,947 km (0.09 R)
• M91: 95,008,261 km (0.09 R)
• M92: 95,593,638 km (0.116 R)
• M93: 96,180,211 km (0.07 R)
• M94: 96,915,036 km (0.12 R)
• M95: 98,094,765 km (0.086 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 15,195 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit