🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.6 AU - 0.66 AU

Year: 146 Days

Day: 14.3 Hours

Environment

Temp: 383 °C

Axial Tilt: 48.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,500,947 km

• M1: 49,367 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.94 AU - 1.28 AU

Year: 342 Days

Day: 35.4 Hours

Environment

Temp: 205 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.32 AU - 3.5 AU

Year: 1452 Days

Day: 37.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 163.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.89 AU - 3.45 AU

Year: 1651 Days

Day: 45.5 Hours

Environment

Temp: -42 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.49 AU - 5.49 AU

Year: 3260 Days

Day: 46.7 Hours

Environment

Temp: -85 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.78 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.2

Radius: 13.1

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 8.16 AU - 12.98 AU

Year: 10049 Days

Day: 6.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 96,500,947 km

• M1: 165,306 km (0.118 R)
• M2: 757,264 km (0.108 R)
• M3: 1,174,942 km (0.036 R)
• M4: 1,856,510 km (0.101 R)
• M5: 2,555,281 km (0.088 R)
• M6: 4,123,965 km (0.082 R)
• M7: 5,039,204 km (0.118 R)
• M8: 5,644,028 km (0.051 R)
• M9: 6,550,143 km (0.118 R)
• M10: 6,961,687 km (0.082 R)
• M11: 7,631,885 km (0.084 R)
• M12: 8,650,946 km (0.114 R)
• M13: 9,615,254 km (0.119 R)
• M14: 10,197,788 km (0.112 R)
• M15: 12,537,947 km (0.09 R)
• M16: 13,531,427 km (0.102 R)
• M17: 16,482,993 km (0.085 R)
• M18: 17,247,887 km (0.112 R)
• M19: 23,715,451 km (0.03 R)
• M20: 24,511,312 km (0.1 R)
• M21: 31,321,306 km (0.06 R)
• M22: 33,038,091 km (0.115 R)
• M23: 38,201,911 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 23.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.1

Radius: 5.8

Gravity: 19.98 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 18.67 AU - 28.11 AU

Year: 33081 Days

Day: 18.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 96,500,947 km

• M1: 72,256 km (0.044 R)
• M2: 309,668 km (0.107 R)
• M3: 564,283 km (0.107 R)
• M4: 855,700 km (0.116 R)
• M5: 2,492,749 km (0.097 R)
• M6: 2,925,386 km (0.099 R)
• M7: 3,189,875 km (0.094 R)
• M8: 4,044,977 km (0.114 R)
• M9: 6,340,556 km (0.111 R)
• M10: 6,937,152 km (0.104 R)
• M11: 7,196,555 km (0.06 R)
• M12: 14,845,195 km (0.1 R)
• M13: 16,527,722 km (0.099 R)
• M14: 19,030,644 km (0.068 R)
• M15: 19,642,200 km (0.073 R)
• M16: 20,372,088 km (0.099 R)
• M17: 24,176,213 km (0.078 R)
• M18: 25,871,456 km (0.084 R)
• M19: 42,031,467 km (0.106 R)
• M20: 57,700,048 km (0.028 R)
• M21: 58,979,110 km (0.106 R)
• M22: 63,378,783 km (0.054 R)
• M23: 64,969,009 km (0.057 R)
• M24: 66,818,637 km (0.118 R)
• M25: 69,179,740 km (0.086 R)
• M26: 72,824,842 km (0.077 R)
• M27: 75,324,772 km (0.083 R)
• M28: 75,577,742 km (0.115 R)
• M29: 75,831,460 km (0.091 R)
• M30: 80,495,024 km (0.088 R)
• M31: 90,103,097 km (0.075 R)
• M32: 90,388,380 km (0.044 R)
• M33: 92,691,738 km (0.109 R)
• M34: 98,016,824 km (0.095 R)
• M35: 98,923,686 km (0.071 R)
• M36: 101,061,590 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 24.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.7

Radius: 7.3

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 23.81 AU - 24.83 AU

Year: 35073 Days

Day: 21.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 96,500,947 km

• M1: 147,055 km (0.081 R)
• M2: 928,853 km (0.04 R)
• M3: 2,077,166 km (0.065 R)
• M4: 4,198,165 km (0.101 R)
• M5: 5,274,073 km (0.078 R)
• M6: 18,111,964 km (0.099 R)
• M7: 19,851,787 km (0.055 R)
• M8: 23,766,763 km (0.089 R)
• M9: 25,848,118 km (0.085 R)
• M10: 28,406,691 km (0.106 R)
• M11: 29,623,520 km (0.086 R)
• M12: 38,392,199 km (0.093 R)
• M13: 42,023,239 km (0.119 R)
• M14: 45,547,017 km (0.052 R)
• M15: 53,541,527 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 24.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.4

Radius: 5.3

Gravity: 16.18 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 18.63 AU - 30.01 AU

Year: 35073 Days

Day: 19.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 96,500,947 km

• M1: 65,973 km (0.099 R)
• M2: 384,915 km (0.083 R)
• M3: 825,930 km (0.087 R)
• M4: 1,092,812 km (0.113 R)
• M5: 2,049,640 km (0.087 R)
• M6: 4,060,385 km (0.1 R)
• M7: 6,809,994 km (0.068 R)
• M8: 7,626,649 km (0.114 R)
• M9: 7,894,728 km (0.042 R)
• M10: 11,067,550 km (0.069 R)
• M11: 28,940,306 km (0.112 R)
• M12: 38,045,132 km (0.076 R)
• M13: 40,586,950 km (0.086 R)
• M14: 48,338,064 km (0.117 R)
• M15: 49,998,152 km (0.032 R)
• M16: 51,886,974 km (0.077 R)
• M17: 53,042,767 km (0.105 R)
• M18: 65,559,920 km (0.052 R)

Kuiper Belt

Range: 37.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 18,859 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit