🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.59 AU - 0.95 AU

Year: 259 Days

Day: 28.4 Hours

Environment

Temp: 155 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.72 AU - 0.84 AU

Year: 264 Days

Day: 20.5 Hours

Environment

Temp: 143 °C

Axial Tilt: 28.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.85 AU - 0.99 AU

Year: 338 Days

Day: 45.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,154,199 km

• M1: 187,297 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.18 AU - 1.36 AU

Year: 548 Days

Day: 21.7 Hours

Environment

Temp: -30 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,154,199 km

• M1: 863,329 km (0.052 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.39 AU - 1.41 AU

Year: 634 Days

Day: 25.8 Hours

Environment

Temp: -55 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.65 AU - 2.11 AU

Year: 987 Days

Day: 29 Hours

Environment

Temp: -84 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,154,199 km

• M1: 295,456 km (0.076 R)
• M2: 594,801 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.2

Radius: 10.3

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.95 AU - 4.27 AU

Year: 3190 Days

Day: 9 Hours

Environment

Temp: -134 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,154,199 km

• M1: 128,056 km (0.062 R)
• M2: 991,535 km (0.083 R)
• M3: 1,331,122 km (0.079 R)
• M4: 2,113,818 km (0.068 R)
• M5: 3,160,105 km (0.064 R)
• M6: 3,623,859 km (0.067 R)
• M7: 4,244,540 km (0.113 R)
• M8: 4,737,017 km (0.109 R)
• M9: 6,628,981 km (0.105 R)
• M10: 8,717,966 km (0.062 R)
• M11: 9,515,621 km (0.117 R)
• M12: 10,781,070 km (0.114 R)
• M13: 11,971,869 km (0.098 R)
• M14: 15,195,404 km (0.098 R)
• M15: 15,573,886 km (0.082 R)
• M16: 16,747,182 km (0.114 R)
• M17: 24,237,398 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.6

Radius: 8.1

Gravity: 14.03 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.53 AU - 8.17 AU

Year: 7630 Days

Day: 7.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,154,199 km

• M1: 100,679 km (0.059 R)
• M2: 665,411 km (0.116 R)
• M3: 987,496 km (0.107 R)
• M4: 1,491,192 km (0.075 R)
• M5: 2,615,420 km (0.118 R)
• M6: 4,197,118 km (0.089 R)
• M7: 5,809,633 km (0.105 R)
• M8: 7,352,436 km (0.106 R)
• M9: 8,133,187 km (0.047 R)
• M10: 12,483,793 km (0.1 R)
• M11: 13,235,821 km (0.113 R)
• M12: 13,592,911 km (0.084 R)
• M13: 14,017,620 km (0.071 R)
• M14: 15,021,870 km (0.107 R)
• M15: 17,526,438 km (0.082 R)
• M16: 23,346,094 km (0.098 R)
• M17: 31,692,309 km (0.072 R)
• M18: 33,857,888 km (0.086 R)
• M19: 42,341,583 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.1

Radius: 6.9

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 11.07 AU - 14.43 AU

Year: 17432 Days

Day: 16.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 173 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,154,199 km

• M1: 86,019 km (0.055 R)
• M2: 311,463 km (0.103 R)
• M3: 565,330 km (0.12 R)
• M4: 861,684 km (0.058 R)
• M5: 1,222,514 km (0.084 R)
• M6: 1,808,189 km (0.087 R)
• M7: 2,229,756 km (0.091 R)
• M8: 2,464,176 km (0.088 R)
• M9: 2,802,417 km (0.085 R)
• M10: 3,123,454 km (0.054 R)
• M11: 3,367,747 km (0.085 R)
• M12: 4,091,651 km (0.119 R)
• M13: 5,917,045 km (0.044 R)
• M14: 6,292,386 km (0.064 R)
• M15: 8,135,282 km (0.079 R)
• M16: 8,886,562 km (0.104 R)
• M17: 9,130,556 km (0.116 R)
• M18: 12,724,047 km (0.101 R)
• M19: 19,519,381 km (0.102 R)
• M20: 20,350,995 km (0.119 R)
• M21: 21,205,947 km (0.097 R)
• M22: 22,263,155 km (0.08 R)
• M23: 23,914,416 km (0.076 R)
• M24: 24,673,775 km (0.062 R)
• M25: 25,645,563 km (0.106 R)
• M26: 28,081,465 km (0.059 R)
• M27: 31,676,751 km (0.114 R)
• M28: 33,761,547 km (0.089 R)
• M29: 35,690,013 km (0.108 R)
• M30: 39,108,773 km (0.102 R)
• M31: 45,137,567 km (0.076 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 19,070 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit