🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.82 AU - 0.9 AU

Year: 279 Days

Day: 27.1 Hours

Environment

Temp: 142 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,286,209 km

• M1: 97,239 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.54 AU - 1.74 AU

Year: 735 Days

Day: 16.1 Hours

Environment

Temp: -23 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,286,209 km

• M1: 575,054 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.69 AU - 5.53 AU

Year: 3463 Days

Day: 31.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.5

Radius: 9.6

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.71 AU - 7.57 AU

Year: 5323 Days

Day: 7.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 87,286,209 km

• M1: 127,757 km (0.117 R)
• M2: 993,479 km (0.115 R)
• M3: 4,401,917 km (0.103 R)
• M4: 5,061,494 km (0.049 R)
• M5: 5,898,644 km (0.103 R)
• M6: 9,117,093 km (0.118 R)
• M7: 9,543,746 km (0.104 R)
• M8: 10,689,815 km (0.086 R)
• M9: 12,201,950 km (0.079 R)
• M10: 12,816,199 km (0.081 R)
• M11: 15,921,851 km (0.089 R)
• M12: 20,533,205 km (0.105 R)
• M13: 24,525,973 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.6

Radius: 12.9

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 10.14 AU - 11.86 AU

Year: 12763 Days

Day: 11.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,286,209 km

• M1: 160,519 km (0.114 R)
• M2: 946,207 km (0.078 R)
• M3: 2,096,465 km (0.104 R)
• M4: 2,660,449 km (0.081 R)
• M5: 3,097,574 km (0.111 R)
• M6: 3,727,829 km (0.066 R)
• M7: 4,610,307 km (0.101 R)
• M8: 5,380,437 km (0.1 R)
• M9: 6,884,943 km (0.111 R)
• M10: 8,140,667 km (0.08 R)
• M11: 10,324,198 km (0.112 R)
• M12: 14,665,229 km (0.114 R)
• M13: 18,928,020 km (0.093 R)
• M14: 19,635,020 km (0.114 R)
• M15: 26,096,750 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 163.4

Radius: 5.2

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 11.5 AU - 17.28 AU

Year: 19097 Days

Day: 19.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 87,286,209 km

• M1: 64,626 km (0.114 R)
• M2: 262,544 km (0.062 R)
• M3: 441,314 km (0.077 R)
• M4: 736,620 km (0.086 R)
• M5: 1,025,344 km (0.104 R)
• M6: 1,335,759 km (0.116 R)
• M7: 1,751,941 km (0.086 R)
• M8: 1,924,726 km (0.084 R)
• M9: 2,323,255 km (0.045 R)
• M10: 3,330,497 km (0.079 R)
• M11: 5,086,477 km (0.09 R)
• M12: 6,019,519 km (0.103 R)
• M13: 6,489,556 km (0.069 R)
• M14: 7,584,313 km (0.065 R)
• M15: 9,592,963 km (0.114 R)
• M16: 11,327,700 km (0.112 R)
• M17: 15,939,803 km (0.072 R)
• M18: 16,212,370 km (0.054 R)
• M19: 16,907,252 km (0.101 R)
• M20: 17,405,413 km (0.055 R)
• M21: 22,764,757 km (0.09 R)
• M22: 23,547,453 km (0.113 R)
• M23: 26,380,837 km (0.095 R)
• M24: 38,748,092 km (0.1 R)
• M25: 40,871,335 km (0.094 R)
• M26: 42,026,081 km (0.052 R)
• M27: 42,546,382 km (0.105 R)
• M28: 45,757,950 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.2

Radius: 6.2

Gravity: 13.17 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 16.48 AU - 21.18 AU

Year: 28586 Days

Day: 17.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,286,209 km

• M1: 83,176 km (0.048 R)
• M2: 675,285 km (0.039 R)
• M3: 873,203 km (0.061 R)
• M4: 1,238,072 km (0.036 R)
• M5: 6,000,071 km (0.068 R)
• M6: 6,771,697 km (0.092 R)
• M7: 8,023,981 km (0.089 R)
• M8: 8,291,911 km (0.101 R)
• M9: 10,026,348 km (0.102 R)
• M10: 18,914,257 km (0.109 R)
• M11: 29,101,423 km (0.109 R)
• M12: 31,554,679 km (0.118 R)
• M13: 33,173,328 km (0.105 R)
• M14: 33,448,289 km (0.103 R)
• M15: 34,704,761 km (0.067 R)
• M16: 36,137,460 km (0.046 R)
• M17: 37,460,204 km (0.085 R)
• M18: 43,566,341 km (0.091 R)
• M19: 51,766,249 km (0.082 R)
• M20: 67,323,679 km (0.104 R)
• M21: 72,511,584 km (0.115 R)
• M22: 78,202,586 km (0.102 R)
• M23: 87,286,169 km (0.116 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 12,654 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit