🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.6 AU - 0.96 AU

Year: 248 Days

Day: 47.2 Hours

Environment

Temp: 188 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,703,856 km

• M1: 95,593 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.2 AU - 1.5 AU

Year: 565 Days

Day: 44.3 Hours

Environment

Temp: 1 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,703,856 km

• M1: 454,927 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.73 AU - 3.17 AU

Year: 1823 Days

Day: 28.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,703,856 km

• M1: 287,976 km (0.114 R)
• M2: 1,321,398 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.73 AU - 3.99 AU

Year: 2217 Days

Day: 47 Hours

Environment

Temp: -100 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,703,856 km

• M1: 43,234 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.6 AU - 5.74 AU

Year: 3632 Days

Day: 26.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,703,856 km

• M1: 60,587 km (0.119 R)
• M2: 2,814,235 km (0.068 R)

Asteroid Belt

Center: 6.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.7

Radius: 11.4

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.04 AU - 9 AU

Year: 7422 Days

Day: 10.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,703,856 km

• M1: 142,118 km (0.111 R)
• M2: 714,180 km (0.078 R)
• M3: 1,084,884 km (0.114 R)
• M4: 1,794,277 km (0.066 R)
• M5: 2,330,884 km (0.059 R)
• M6: 3,055,387 km (0.064 R)
• M7: 4,471,630 km (0.117 R)
• M8: 5,279,758 km (0.098 R)
• M9: 6,114,813 km (0.093 R)
• M10: 6,635,414 km (0.088 R)
• M11: 7,491,113 km (0.073 R)
• M12: 9,649,811 km (0.091 R)
• M13: 10,356,661 km (0.111 R)
• M14: 11,559,278 km (0.105 R)
• M15: 15,219,339 km (0.097 R)
• M16: 19,961,143 km (0.09 R)
• M17: 20,644,506 km (0.095 R)
• M18: 21,500,804 km (0.113 R)
• M19: 23,451,261 km (0.103 R)
• M20: 27,888,783 km (0.113 R)
• M21: 37,920,667 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.9

Radius: 9.5

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 7.74 AU - 8.46 AU

Year: 8297 Days

Day: 6.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,703,856 km

• M1: 118,182 km (0.115 R)
• M2: 541,245 km (0.069 R)
• M3: 949,498 km (0.093 R)
• M4: 1,311,525 km (0.048 R)
• M5: 2,233,047 km (0.105 R)
• M6: 3,024,570 km (0.099 R)
• M7: 3,916,921 km (0.059 R)
• M8: 6,580,511 km (0.101 R)
• M9: 8,568,667 km (0.102 R)
• M10: 9,734,633 km (0.062 R)
• M11: 10,852,877 km (0.081 R)
• M12: 14,537,771 km (0.087 R)
• M13: 16,635,582 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.9

Radius: 15

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 10.33 AU - 12.29 AU

Year: 13689 Days

Day: 14.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 81,703,856 km

• M1: 187,147 km (0.074 R)
• M2: 663,616 km (0.037 R)
• M3: 1,667,418 km (0.068 R)
• M4: 2,846,399 km (0.112 R)
• M5: 3,715,562 km (0.08 R)
• M6: 6,629,729 km (0.106 R)
• M7: 7,412,574 km (0.099 R)
• M8: 9,111,258 km (0.087 R)
• M9: 10,418,145 km (0.098 R)
• M10: 11,176,457 km (0.112 R)
• M11: 12,414,828 km (0.117 R)
• M12: 13,605,926 km (0.107 R)
• M13: 15,385,094 km (0.12 R)
• M14: 16,369,448 km (0.071 R)
• M15: 17,638,038 km (0.077 R)
• M16: 18,886,133 km (0.111 R)
• M17: 22,026,641 km (0.115 R)
• M18: 24,069,849 km (0.059 R)
• M19: 25,396,333 km (0.1 R)
• M20: 28,195,010 km (0.043 R)
• M21: 29,900,126 km (0.106 R)
• M22: 38,225,996 km (0.117 R)
• M23: 39,051,926 km (0.08 R)
• M24: 41,168,885 km (0.08 R)
• M25: 43,510,241 km (0.053 R)
• M26: 47,344,285 km (0.113 R)
• M27: 50,734,472 km (0.072 R)
• M28: 51,564,890 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350

Radius: 4.7

Gravity: 15.84 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 19.09 AU - 20.03 AU

Year: 31133 Days

Day: 17.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,703,856 km

• M1: 59,839 km (0.093 R)
• M2: 282,441 km (0.112 R)
• M3: 892,800 km (0.102 R)
• M4: 1,560,755 km (0.087 R)
• M5: 5,014,221 km (0.073 R)
• M6: 7,498,444 km (0.097 R)
• M7: 9,488,544 km (0.034 R)
• M8: 16,236,904 km (0.068 R)
• M9: 16,656,825 km (0.105 R)
• M10: 24,068,652 km (0.114 R)
• M11: 25,843,780 km (0.08 R)
• M12: 35,196,041 km (0.06 R)
• M13: 36,610,937 km (0.117 R)
• M14: 40,007,856 km (0.103 R)
• M15: 42,175,230 km (0.11 R)
• M16: 51,089,019 km (0.073 R)
• M17: 58,395,529 km (0.103 R)
• M18: 61,990,665 km (0.108 R)
• M19: 68,741,269 km (0.072 R)
• M20: 73,656,008 km (0.077 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 14,496 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit