🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.71 AU - 1.03 AU

Year: 247 Days

Day: 33.8 Hours

Environment

Temp: 202 °C

Axial Tilt: 16.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 87,420,270 km

• M1: 43,832 km (0.043 R)
• M2: 81,531 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.3 AU - 1.88 AU

Year: 610 Days

Day: 35.3 Hours

Environment

Temp: 109 °C

Axial Tilt: 44.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.36 AU - 2.22 AU

Year: 729 Days

Day: 22 Hours

Environment

Temp: 89 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 87,420,270 km

• M1: 61,335 km (0.099 R)
• M2: 841,039 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.03 AU - 2.53 AU

Year: 1048 Days

Day: 32.9 Hours

Environment

Temp: 5 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.44 AU - 3.18 AU

Year: 1434 Days

Day: 42.9 Hours

Environment

Temp: -29 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.78 AU - 5.44 AU

Year: 3013 Days

Day: 25.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.53 AU - 7.99 AU

Year: 5954 Days

Day: 47.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,420,270 km

• M1: 998,715 km (0.11 R)

Asteroid Belt

Center: 12.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 360.5

Radius: 5.6

Gravity: 11.5 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 14.89 AU - 18.73 AU

Year: 20978 Days

Day: 22 Hours

Environment

Temp: -165 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,420,270 km

• M1: 69,713 km (0.059 R)
• M2: 329,115 km (0.112 R)
• M3: 623,374 km (0.078 R)
• M4: 800,947 km (0.047 R)
• M5: 1,460,225 km (0.095 R)
• M6: 2,785,662 km (0.081 R)
• M7: 3,252,407 km (0.099 R)
• M8: 3,885,505 km (0.089 R)
• M9: 4,403,862 km (0.118 R)
• M10: 5,106,224 km (0.053 R)
• M11: 5,465,857 km (0.093 R)
• M12: 7,988,227 km (0.068 R)
• M13: 9,288,831 km (0.101 R)
• M14: 9,500,811 km (0.074 R)
• M15: 10,211,850 km (0.06 R)
• M16: 11,678,208 km (0.104 R)
• M17: 12,948,145 km (0.032 R)
• M18: 13,279,504 km (0.088 R)
• M19: 13,890,162 km (0.061 R)
• M20: 15,985,280 km (0.047 R)
• M21: 16,989,381 km (0.111 R)
• M22: 17,708,648 km (0.115 R)
• M23: 19,552,143 km (0.086 R)
• M24: 20,076,333 km (0.084 R)
• M25: 21,798,055 km (0.113 R)
• M26: 23,031,340 km (0.08 R)
• M27: 28,541,927 km (0.102 R)
• M28: 28,765,427 km (0.096 R)
• M29: 33,985,495 km (0.079 R)
• M30: 38,155,386 km (0.107 R)
• M31: 43,682,728 km (0.1 R)
• M32: 54,211,576 km (0.12 R)
• M33: 57,351,186 km (0.109 R)
• M34: 62,096,879 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.3

Radius: 3.6

Gravity: 46.32 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 19.06 AU - 20.04 AU

Year: 26311 Days

Day: 17.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,420,270 km

• M1: 44,879 km (0.11 R)
• M2: 174,282 km (0.093 R)
• M3: 712,834 km (0.081 R)
• M4: 1,080,396 km (0.038 R)
• M5: 1,983,518 km (0.102 R)
• M6: 2,333,876 km (0.091 R)
• M7: 2,523,866 km (0.041 R)
• M8: 4,020,293 km (0.049 R)
• M9: 4,579,191 km (0.042 R)
• M10: 5,030,976 km (0.077 R)
• M11: 5,935,595 km (0.071 R)
• M12: 9,408,958 km (0.102 R)
• M13: 10,514,337 km (0.081 R)
• M14: 10,642,243 km (0.099 R)
• M15: 11,230,911 km (0.096 R)
• M16: 12,760,698 km (0.05 R)
• M17: 14,581,903 km (0.104 R)
• M18: 14,901,294 km (0.084 R)
• M19: 17,092,754 km (0.073 R)
• M20: 18,729,803 km (0.11 R)
• M21: 19,489,760 km (0.088 R)
• M22: 20,073,042 km (0.111 R)
• M23: 21,582,186 km (0.075 R)
• M24: 21,892,751 km (0.072 R)
• M25: 23,057,221 km (0.096 R)
• M26: 26,916,846 km (0.1 R)
• M27: 32,117,017 km (0.052 R)
• M28: 33,895,886 km (0.108 R)
• M29: 34,315,508 km (0.076 R)
• M30: 39,470,201 km (0.087 R)
• M31: 61,434,460 km (0.089 R)
• M32: 62,476,110 km (0.103 R)
• M33: 62,685,846 km (0.12 R)
• M34: 65,239,332 km (0.03 R)
• M35: 66,760,443 km (0.081 R)
• M36: 75,908,652 km (0.091 R)
• M37: 79,052,452 km (0.058 R)
• M38: 82,281,821 km (0.095 R)
• M39: 82,786,414 km (0.112 R)

Kuiper Belt

Range: 36 - 64 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 17,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit