🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.67 AU - 0.77 AU

Year: 224 Days

Day: 42.3 Hours

Environment

Temp: 198 °C

Axial Tilt: 12.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.75 AU - 1.19 AU

Year: 351 Days

Day: 45.4 Hours

Environment

Temp: 45 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 98,951,909 km

• M1: 131,048 km (0.07 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.9 AU - 2.22 AU

Year: 1085 Days

Day: 21.4 Hours

Environment

Temp: -63 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.97 AU - 2.33 AU

Year: 1157 Days

Day: 40.2 Hours

Environment

Temp: -75 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,951,909 km

• M1: 269,875 km (0.063 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.47 AU - 3.65 AU

Year: 1965 Days

Day: 17.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.71 AU - 4.45 AU

Year: 2487 Days

Day: 35.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,951,909 km

• M1: 25,432 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.2

Radius: 13.2

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.21 AU - 7.57 AU

Year: 6639 Days

Day: 13.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 98,951,909 km

• M1: 164,707 km (0.036 R)
• M2: 744,249 km (0.103 R)
• M3: 1,431,352 km (0.082 R)
• M4: 2,219,584 km (0.095 R)
• M5: 2,980,289 km (0.098 R)
• M6: 4,173,781 km (0.078 R)
• M7: 6,544,458 km (0.08 R)
• M8: 7,689,331 km (0.113 R)
• M9: 8,325,271 km (0.096 R)
• M10: 9,429,453 km (0.119 R)
• M11: 10,087,684 km (0.057 R)
• M12: 10,555,626 km (0.072 R)
• M13: 11,535,043 km (0.096 R)
• M14: 16,019,090 km (0.049 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.5

Radius: 12.7

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 10.61 AU - 10.91 AU

Year: 12957 Days

Day: 8 Hours

Environment

Temp: -184 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 98,951,909 km

• M1: 158,275 km (0.058 R)
• M2: 982,260 km (0.109 R)
• M3: 2,487,962 km (0.114 R)
• M4: 2,939,748 km (0.105 R)
• M5: 3,681,454 km (0.064 R)
• M6: 8,462,602 km (0.068 R)
• M7: 11,228,667 km (0.1 R)
• M8: 12,536,750 km (0.109 R)
• M9: 13,164,014 km (0.054 R)
• M10: 13,812,072 km (0.065 R)
• M11: 16,844,122 km (0.046 R)
• M12: 20,637,924 km (0.062 R)
• M13: 21,072,506 km (0.042 R)
• M14: 22,687,564 km (0.097 R)
• M15: 31,557,222 km (0.065 R)
• M16: 53,398,062 km (0.074 R)
• M17: 55,046,182 km (0.099 R)
• M18: 56,051,330 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883.5

Radius: 6.9

Gravity: 18.56 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 13.27 AU - 21.07 AU

Year: 26117 Days

Day: 24.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 98,951,909 km

• M1: 86,318 km (0.067 R)
• M2: 580,141 km (0.094 R)
• M3: 841,638 km (0.038 R)
• M4: 1,096,104 km (0.107 R)
• M5: 1,575,714 km (0.09 R)
• M6: 1,863,840 km (0.083 R)
• M7: 2,547,353 km (0.107 R)
• M8: 2,974,454 km (0.096 R)
• M9: 4,932,990 km (0.04 R)
• M10: 6,086,838 km (0.112 R)
• M11: 6,751,352 km (0.117 R)
• M12: 7,050,398 km (0.111 R)
• M13: 8,167,745 km (0.099 R)
• M14: 13,668,907 km (0.097 R)
• M15: 18,491,643 km (0.084 R)
• M16: 25,640,177 km (0.092 R)
• M17: 27,362,348 km (0.055 R)
• M18: 27,741,280 km (0.108 R)
• M19: 30,627,172 km (0.102 R)
• M20: 31,035,574 km (0.096 R)
• M21: 33,275,354 km (0.067 R)
• M22: 35,321,703 km (0.114 R)
• M23: 39,182,076 km (0.072 R)
• M24: 41,962,053 km (0.092 R)
• M25: 46,822,638 km (0.107 R)
• M26: 52,822,111 km (0.105 R)
• M27: 64,295,519 km (0.117 R)
• M28: 67,001,894 km (0.107 R)
• M29: 67,690,194 km (0.119 R)
• M30: 73,854,075 km (0.106 R)
• M31: 83,255,105 km (0.058 R)
• M32: 86,738,790 km (0.106 R)
• M33: 90,597,518 km (0.116 R)
• M34: 91,439,155 km (0.106 R)
• M35: 93,422,973 km (0.08 R)
• M36: 96,015,504 km (0.065 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 13,607 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit