🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.49 AU - 0.55 AU

Year: 136 Days

Day: 31.1 Hours

Environment

Temp: 217 °C

Axial Tilt: 43.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,986,336 km

• M1: 192,682 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.58 AU - 0.8 AU

Year: 208 Days

Day: 30.8 Hours

Environment

Temp: 213 °C

Axial Tilt: 47.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.76 AU - 1.2 AU

Year: 353 Days

Day: 19.6 Hours

Environment

Temp: 29 °C

Axial Tilt: 1.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.25 AU - 4.55 AU

Year: 2799 Days

Day: 12 Hours

Environment

Temp: -120 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,986,336 km

• M1: 787,782 km (0.106 R)

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.9

Radius: 14.7

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.84 AU - 6.36 AU

Year: 5476 Days

Day: 12 Hours

Environment

Temp: -143 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,986,336 km

• M1: 182,809 km (0.091 R)
• M2: 766,839 km (0.114 R)
• M3: 1,363,435 km (0.106 R)
• M4: 1,887,626 km (0.042 R)
• M5: 2,414,061 km (0.085 R)
• M6: 3,318,380 km (0.093 R)
• M7: 3,815,942 km (0.07 R)
• M8: 5,589,126 km (0.117 R)
• M9: 6,625,839 km (0.08 R)
• M10: 8,714,226 km (0.049 R)
• M11: 9,499,315 km (0.051 R)
• M12: 12,393,585 km (0.055 R)
• M13: 13,333,808 km (0.107 R)
• M14: 17,192,834 km (0.109 R)
• M15: 18,899,148 km (0.079 R)
• M16: 21,815,708 km (0.119 R)
• M17: 23,186,473 km (0.12 R)
• M18: 27,295,029 km (0.117 R)
• M19: 31,962,183 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.3

Radius: 9.6

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 9.5 AU - 10.8 AU

Year: 11752 Days

Day: 14.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,986,336 km

• M1: 124,615 km (0.037 R)
• M2: 438,771 km (0.113 R)
• M3: 762,650 km (0.09 R)
• M4: 1,253,780 km (0.107 R)
• M5: 2,110,078 km (0.116 R)
• M6: 2,603,003 km (0.068 R)
• M7: 3,031,601 km (0.098 R)
• M8: 3,616,529 km (0.032 R)
• M9: 6,016,826 km (0.085 R)
• M10: 6,667,876 km (0.093 R)
• M11: 7,657,466 km (0.112 R)
• M12: 8,072,002 km (0.117 R)
• M13: 8,461,704 km (0.052 R)
• M14: 9,195,033 km (0.102 R)
• M15: 12,975,371 km (0.047 R)
• M16: 16,105,557 km (0.119 R)
• M17: 20,414,574 km (0.089 R)
• M18: 21,433,934 km (0.097 R)
• M19: 22,031,578 km (0.075 R)
• M20: 25,105,066 km (0.089 R)
• M21: 29,266,280 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915

Radius: 10.5

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 11.35 AU - 12.97 AU

Year: 15411 Days

Day: 8.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,986,336 km

• M1: 134,189 km (0.115 R)
• M2: 800,349 km (0.102 R)
• M3: 1,409,511 km (0.063 R)
• M4: 2,144,934 km (0.052 R)
• M5: 3,067,804 km (0.101 R)
• M6: 3,778,842 km (0.069 R)
• M7: 5,451,346 km (0.119 R)
• M8: 8,502,993 km (0.113 R)
• M9: 9,958,431 km (0.116 R)
• M10: 12,542,734 km (0.071 R)
• M11: 13,705,559 km (0.08 R)
• M12: 14,495,585 km (0.118 R)
• M13: 16,482,993 km (0.08 R)
• M14: 17,211,534 km (0.109 R)
• M15: 21,179,767 km (0.042 R)
• M16: 25,935,184 km (0.076 R)
• M17: 29,551,863 km (0.085 R)
• M18: 33,108,253 km (0.094 R)
• M19: 35,453,648 km (0.094 R)
• M20: 36,124,445 km (0.114 R)
• M21: 45,158,212 km (0.1 R)
• M22: 49,690,130 km (0.067 R)
• M23: 61,361,007 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 893.4

Radius: 4

Gravity: 55.84 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 11.39 AU - 14.71 AU

Year: 17133 Days

Day: 23.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,986,336 km

• M1: 49,966 km (0.113 R)
• M2: 185,801 km (0.113 R)
• M3: 486,791 km (0.108 R)
• M4: 836,850 km (0.099 R)
• M5: 1,165,367 km (0.056 R)
• M6: 1,694,794 km (0.06 R)
• M7: 2,575,028 km (0.106 R)
• M8: 2,816,928 km (0.068 R)
• M9: 4,033,159 km (0.114 R)
• M10: 4,194,276 km (0.082 R)
• M11: 4,460,859 km (0.119 R)
• M12: 5,214,383 km (0.065 R)
• M13: 6,091,177 km (0.045 R)
• M14: 7,108,442 km (0.07 R)
• M15: 7,780,286 km (0.084 R)
• M16: 8,234,016 km (0.117 R)
• M17: 8,389,000 km (0.117 R)
• M18: 9,360,788 km (0.073 R)
• M19: 10,465,269 km (0.11 R)
• M20: 10,769,850 km (0.09 R)
• M21: 14,221,671 km (0.098 R)
• M22: 14,519,969 km (0.103 R)
• M23: 20,345,610 km (0.112 R)
• M24: 23,404,886 km (0.069 R)
• M25: 28,019,681 km (0.106 R)
• M26: 28,253,353 km (0.11 R)
• M27: 38,705,756 km (0.098 R)
• M28: 40,616,121 km (0.11 R)
• M29: 42,127,808 km (0.068 R)
• M30: 42,434,633 km (0.035 R)
• M31: 48,886,939 km (0.096 R)
• M32: 56,892,968 km (0.092 R)
• M33: 60,325,491 km (0.117 R)
• M34: 63,088,863 km (0.112 R)
• M35: 65,523,568 km (0.117 R)
• M36: 71,882,824 km (0.119 R)
• M37: 74,537,588 km (0.045 R)

Kuiper Belt

Range: 30.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 20,157 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit