🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.48 AU - 0.68 AU

Year: 161 Days

Day: 39.8 Hours

Environment

Temp: 245 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.6 AU - 0.8 AU

Year: 213 Days

Day: 12.9 Hours

Environment

Temp: 187 °C

Axial Tilt: 28.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,580,366 km

• M1: 500,255 km (0.027 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.91 AU - 1.07 AU

Year: 358 Days

Day: 17.7 Hours

Environment

Temp: 23 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 63,580,366 km

• M1: 536,009 km (0.117 R)
• M2: 709,393 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.23 AU - 1.53 AU

Year: 589 Days

Day: 17 Hours

Environment

Temp: -20 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.52 AU - 2.04 AU

Year: 863 Days

Day: 43.7 Hours

Environment

Temp: -55 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.58 AU - 2.32 AU

Year: 990 Days

Day: 33 Hours

Environment

Temp: -65 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.47 AU - 3.59 AU

Year: 2410 Days

Day: 46.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,580,366 km

• M1: 2,171,712 km (0.111 R)

Asteroid Belt

Center: 4.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.7

Radius: 13.1

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.97 AU - 5.05 AU

Year: 4076 Days

Day: 13.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,580,366 km

• M1: 214,673 km (0.091 R)
• M2: 309,368 km (0.073 R)
• M3: 413,040 km (0.096 R)
• M4: 504,145 km (0.115 R)
• M5: 673,938 km (0.101 R)
• M6: 812,765 km (0.059 R)
• M7: 962,513 km (0.114 R)
• M8: 1,116,299 km (0.071 R)
• M9: 1,669,213 km (0.074 R)
• M10: 1,950,307 km (0.081 R)
• M11: 2,323,554 km (0.104 R)
• M12: 2,809,747 km (0.101 R)
• M13: 3,197,654 km (0.087 R)
• M14: 3,820,730 km (0.07 R)
• M15: 3,996,358 km (0.09 R)
• M16: 4,288,821 km (0.058 R)
• M17: 4,452,332 km (0.094 R)
• M18: 4,745,843 km (0.066 R)
• M19: 4,845,026 km (0.119 R)
• M20: 5,382,831 km (0.067 R)
• M21: 5,559,506 km (0.075 R)
• M22: 6,263,214 km (0.072 R)
• M23: 6,614,769 km (0.07 R)
• M24: 7,314,139 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 192.4

Radius: 5.3

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 16.84 AU - 20.08 AU

Year: 28826 Days

Day: 17.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 63,580,366 km

• M1: 67,917 km (0.113 R)
• M2: 103,073 km (0.105 R)
• M3: 139,126 km (0.115 R)
• M4: 259,253 km (0.028 R)
• M5: 302,038 km (0.115 R)
• M6: 593,156 km (0.092 R)
• M7: 632,201 km (0.07 R)
• M8: 976,126 km (0.103 R)
• M9: 1,267,543 km (0.107 R)
• M10: 1,318,705 km (0.115 R)
• M11: 1,667,717 km (0.074 R)
• M12: 1,925,624 km (0.076 R)
• M13: 2,510,701 km (0.082 R)
• M14: 2,640,402 km (0.109 R)
• M15: 2,940,496 km (0.07 R)
• M16: 2,974,604 km (0.045 R)
• M17: 3,008,712 km (0.06 R)
• M18: 4,092,848 km (0.077 R)
• M19: 4,439,466 km (0.041 R)
• M20: 4,517,856 km (0.062 R)
• M21: 4,916,384 km (0.12 R)
• M22: 5,661,831 km (0.091 R)
• M23: 5,746,802 km (0.056 R)
• M24: 6,004,410 km (0.089 R)
• M25: 6,091,027 km (0.06 R)
• M26: 7,163,344 km (0.047 R)
• M27: 7,209,271 km (0.113 R)
• M28: 7,255,347 km (0.084 R)
• M29: 7,487,074 km (0.091 R)
• M30: 7,910,137 km (0.09 R)
• M31: 8,100,725 km (0.107 R)
• M32: 9,577,405 km (0.119 R)
• M33: 10,036,372 km (0.117 R)
• M34: 10,398,249 km (0.071 R)
• M35: 12,325,967 km (0.113 R)
• M36: 13,217,421 km (0.099 R)
• M37: 13,500,161 km (0.108 R)
• M38: 13,842,291 km (0.104 R)
• M39: 14,534,780 km (0.039 R)
• M40: 16,436,168 km (0.103 R)
• M41: 17,107,564 km (0.105 R)
• M42: 18,162,827 km (0.104 R)
• M43: 18,225,509 km (0.118 R)
• M44: 18,414,152 km (0.074 R)
• M45: 18,983,970 km (0.075 R)
• M46: 19,239,034 km (0.115 R)
• M47: 22,454,341 km (0.045 R)
• M48: 23,403,091 km (0.104 R)
• M49: 24,226,777 km (0.096 R)
• M50: 24,434,119 km (0.111 R)
• M51: 24,572,647 km (0.075 R)
• M52: 24,920,312 km (0.108 R)
• M53: 24,990,025 km (0.096 R)
• M54: 25,059,738 km (0.103 R)
• M55: 25,972,883 km (0.111 R)
• M56: 26,326,981 km (0.112 R)
• M57: 26,896,800 km (0.115 R)
• M58: 28,339,073 km (0.099 R)
• M59: 28,630,639 km (0.103 R)
• M60: 29,290,066 km (0.092 R)
• M61: 31,901,746 km (0.096 R)
• M62: 32,129,135 km (0.115 R)
• M63: 32,661,554 km (0.119 R)
• M64: 32,737,848 km (0.107 R)
• M65: 33,273,708 km (0.057 R)
• M66: 35,054,521 km (0.074 R)
• M67: 37,983,647 km (0.108 R)
• M68: 41,650,291 km (0.06 R)
• M69: 41,733,019 km (0.086 R)
• M70: 42,147,554 km (0.094 R)
• M71: 46,368,010 km (0.106 R)
• M72: 46,453,729 km (0.065 R)
• M73: 47,487,151 km (0.056 R)
• M74: 47,660,086 km (0.114 R)
• M75: 48,615,119 km (0.086 R)
• M76: 48,702,185 km (0.089 R)
• M77: 48,876,616 km (0.075 R)
• M78: 49,051,347 km (0.108 R)
• M79: 49,664,100 km (0.111 R)
• M80: 50,544,034 km (0.103 R)
• M81: 50,720,709 km (0.03 R)
• M82: 51,695,639 km (0.091 R)
• M83: 52,140,842 km (0.098 R)
• M84: 52,319,312 km (0.111 R)
• M85: 53,124,747 km (0.101 R)
• M86: 53,573,989 km (0.063 R)
• M87: 54,929,346 km (0.055 R)
• M88: 60,556,171 km (0.096 R)
• M89: 62,630,046 km (0.049 R)
• M90: 63,104,571 km (0.102 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 14,434 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit