🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.41 AU - 0.59 AU

Year: 132 Days

Day: 38.5 Hours

Environment

Temp: 170 °C

Axial Tilt: 16.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.48 AU - 0.68 AU

Year: 166 Days

Day: 30.6 Hours

Environment

Temp: 214 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.93 AU - 1.53 AU

Year: 511 Days

Day: 17.3 Hours

Environment

Temp: -16 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 39,993,306 km

• M1: 263,292 km (0.028 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.33 AU - 1.41 AU

Year: 601 Days

Day: 40.8 Hours

Environment

Temp: -46 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.2 AU - 1.72 AU

Year: 661 Days

Day: 29.7 Hours

Environment

Temp: -39 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.6 AU - 2.04 AU

Year: 920 Days

Day: 29.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.34 AU - 2.68 AU

Year: 1490 Days

Day: 29.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.2

Radius: 13.9

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.7 AU - 7.16 AU

Year: 6110 Days

Day: 11.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 176.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,993,306 km

• M1: 177,423 km (0.099 R)
• M2: 756,965 km (0.098 R)
• M3: 1,251,685 km (0.114 R)
• M4: 2,074,922 km (0.056 R)
• M5: 2,946,330 km (0.111 R)
• M6: 4,365,565 km (0.088 R)
• M7: 5,854,662 km (0.046 R)
• M8: 6,500,626 km (0.038 R)
• M9: 7,064,161 km (0.059 R)
• M10: 7,970,724 km (0.06 R)
• M11: 9,415,540 km (0.098 R)
• M12: 11,425,687 km (0.077 R)
• M13: 12,436,969 km (0.09 R)
• M14: 14,375,308 km (0.107 R)
• M15: 15,719,445 km (0.063 R)
• M16: 17,322,536 km (0.111 R)
• M17: 19,540,773 km (0.05 R)
• M18: 20,189,130 km (0.119 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.8

Radius: 9.1

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.69 AU - 8.03 AU

Year: 6733 Days

Day: 14.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,993,306 km

• M1: 188,793 km (0.109 R)
• M2: 732,431 km (0.089 R)
• M3: 1,207,554 km (0.059 R)
• M4: 1,589,477 km (0.079 R)
• M5: 3,561,327 km (0.108 R)
• M6: 4,110,800 km (0.118 R)
• M7: 4,611,055 km (0.113 R)
• M8: 4,957,524 km (0.102 R)
• M9: 5,885,330 km (0.049 R)
• M10: 6,687,474 km (0.106 R)
• M11: 7,202,689 km (0.081 R)
• M12: 8,390,197 km (0.105 R)
• M13: 13,045,383 km (0.062 R)
• M14: 15,976,305 km (0.067 R)
• M15: 18,113,759 km (0.047 R)
• M16: 21,667,307 km (0.055 R)
• M17: 24,040,228 km (0.063 R)
• M18: 27,007,352 km (0.036 R)

Planet 10 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819

Radius: 10

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.44 AU - 8.6 AU

Year: 6970 Days

Day: 9.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,993,306 km

• M1: 124,615 km (0.115 R)
• M2: 560,543 km (0.108 R)
• M3: 926,609 km (0.079 R)
• M4: 1,492,987 km (0.113 R)
• M5: 2,507,560 km (0.08 R)
• M6: 3,057,182 km (0.116 R)
• M7: 3,733,215 km (0.091 R)
• M8: 4,729,237 km (0.077 R)
• M9: 5,048,479 km (0.098 R)
• M10: 6,977,095 km (0.083 R)
• M11: 7,507,868 km (0.047 R)
• M12: 8,822,385 km (0.05 R)
• M13: 10,772,991 km (0.043 R)
• M14: 11,482,684 km (0.077 R)
• M15: 12,008,371 km (0.116 R)
• M16: 12,715,819 km (0.09 R)
• M17: 13,278,756 km (0.093 R)
• M18: 14,333,720 km (0.117 R)
• M19: 16,809,864 km (0.119 R)
• M20: 17,419,475 km (0.116 R)
• M21: 18,971,553 km (0.111 R)
• M22: 20,384,505 km (0.053 R)
• M23: 22,268,092 km (0.119 R)
• M24: 24,869,000 km (0.101 R)
• M25: 30,867,127 km (0.109 R)
• M26: 33,663,410 km (0.091 R)
• M27: 37,305,071 km (0.043 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 15,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit