🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.8 AU - 0.92 AU

Year: 291 Days

Day: 36.2 Hours

Environment

Temp: 151 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.94 AU - 1.3 AU

Year: 433 Days

Day: 40 Hours

Environment

Temp: 5 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 58,106,347 km

• M1: 44,730 km (0.086 R)
• M2: 286,779 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.9 AU - 1.38 AU

Year: 445 Days

Day: 45.6 Hours

Environment

Temp: 5 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 58,106,347 km

• M1: 132,843 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.6 AU - 2.54 AU

Year: 1088 Days

Day: 18.7 Hours

Environment

Temp: -68 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,106,347 km

• M1: 152,889 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.18 AU - 4.52 AU

Year: 2759 Days

Day: 40.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410

Radius: 12.1

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.21 AU - 6.45 AU

Year: 5142 Days

Day: 8.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,106,347 km

• M1: 150,645 km (0.074 R)
• M2: 641,027 km (0.116 R)
• M3: 1,644,380 km (0.063 R)
• M4: 3,795,597 km (0.097 R)
• M5: 4,652,793 km (0.036 R)
• M6: 7,131,330 km (0.107 R)
• M7: 10,054,323 km (0.086 R)
• M8: 10,808,297 km (0.066 R)
• M9: 16,035,545 km (0.104 R)
• M10: 18,815,523 km (0.079 R)
• M11: 24,261,483 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.6

Radius: 9.5

Gravity: 9.87 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.75 AU - 7.09 AU

Year: 5941 Days

Day: 9 Hours

Environment

Temp: -163 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,106,347 km

• M1: 118,182 km (0.051 R)
• M2: 510,578 km (0.051 R)
• M3: 827,575 km (0.105 R)
• M4: 1,348,625 km (0.054 R)
• M5: 1,925,025 km (0.068 R)
• M6: 2,714,453 km (0.112 R)
• M7: 3,130,934 km (0.091 R)
• M8: 3,567,012 km (0.101 R)
• M9: 3,969,131 km (0.095 R)
• M10: 4,296,750 km (0.094 R)
• M11: 6,283,559 km (0.071 R)
• M12: 10,380,447 km (0.089 R)
• M13: 12,120,569 km (0.091 R)
• M14: 19,996,299 km (0.087 R)
• M15: 20,662,907 km (0.085 R)
• M16: 21,115,590 km (0.088 R)
• M17: 23,560,318 km (0.081 R)
• M18: 25,491,926 km (0.076 R)
• M19: 26,275,669 km (0.1 R)
• M20: 28,630,340 km (0.08 R)
• M21: 30,340,692 km (0.032 R)
• M22: 34,173,090 km (0.054 R)
• M23: 35,232,842 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683

Radius: 6.3

Gravity: 17.21 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 10.39 AU - 16.47 AU

Year: 17976 Days

Day: 22.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,106,347 km

• M1: 78,988 km (0.062 R)
• M2: 280,795 km (0.09 R)
• M3: 490,831 km (0.11 R)
• M4: 1,250,937 km (0.051 R)
• M5: 1,454,839 km (0.073 R)
• M6: 1,839,007 km (0.086 R)
• M7: 2,144,635 km (0.088 R)
• M8: 2,809,149 km (0.085 R)
• M9: 3,058,678 km (0.078 R)
• M10: 3,295,940 km (0.09 R)
• M11: 4,638,282 km (0.097 R)
• M12: 6,479,682 km (0.083 R)
• M13: 8,246,433 km (0.072 R)
• M14: 8,760,003 km (0.058 R)
• M15: 9,186,057 km (0.119 R)
• M16: 11,780,084 km (0.079 R)
• M17: 15,661,102 km (0.076 R)
• M18: 16,209,079 km (0.099 R)
• M19: 22,216,481 km (0.108 R)
• M20: 23,921,298 km (0.111 R)
• M21: 24,858,229 km (0.108 R)
• M22: 25,282,489 km (0.11 R)
• M23: 26,363,932 km (0.042 R)
• M24: 27,027,548 km (0.072 R)
• M25: 27,588,989 km (0.085 R)
• M26: 35,077,858 km (0.119 R)
• M27: 37,383,311 km (0.079 R)
• M28: 43,508,297 km (0.111 R)
• M29: 50,607,763 km (0.06 R)
• M30: 54,430,736 km (0.1 R)
• M31: 55,145,814 km (0.082 R)
• M32: 68,281,255 km (0.078 R)
• M33: 69,113,019 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.1

Radius: 7.5

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 18.05 AU - 19.51 AU

Year: 29726 Days

Day: 17.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,106,347 km

• M1: 97,837 km (0.079 R)
• M2: 600,486 km (0.105 R)
• M3: 2,799,874 km (0.119 R)
• M4: 3,327,057 km (0.102 R)
• M5: 3,947,140 km (0.094 R)
• M6: 4,901,574 km (0.103 R)
• M7: 6,429,118 km (0.065 R)
• M8: 7,743,635 km (0.031 R)
• M9: 8,584,225 km (0.095 R)
• M10: 12,499,201 km (0.11 R)
• M11: 13,391,104 km (0.101 R)
• M12: 14,461,626 km (0.076 R)
• M13: 15,515,842 km (0.094 R)
• M14: 16,395,627 km (0.118 R)
• M15: 18,254,082 km (0.12 R)
• M16: 20,507,774 km (0.118 R)
• M17: 21,121,125 km (0.095 R)
• M18: 21,477,018 km (0.114 R)
• M19: 29,352,598 km (0.057 R)
• M20: 32,079,767 km (0.066 R)
• M21: 33,144,605 km (0.094 R)
• M22: 38,295,110 km (0.07 R)
• M23: 49,518,690 km (0.112 R)
• M24: 54,694,777 km (0.101 R)
• M25: 55,873,159 km (0.118 R)
• M26: 57,240,484 km (0.11 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 11,415 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit