🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.68 AU - 0.82 AU

Year: 246 Days

Day: 16.8 Hours

Environment

Temp: 89 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,721,447 km

• M1: 663,467 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.72 AU - 0.92 AU

Year: 281 Days

Day: 37.7 Hours

Environment

Temp: 118 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.19 AU - 3.71 AU

Year: 2427 Days

Day: 47.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.01 AU - 3.97 AU

Year: 2469 Days

Day: 39.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.6

Radius: 9

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.35 AU - 6.25 AU

Year: 5290 Days

Day: 9.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,721,447 km

• M1: 112,348 km (0.073 R)
• M2: 549,922 km (0.074 R)
• M3: 956,828 km (0.045 R)
• M4: 1,432,998 km (0.107 R)
• M5: 1,864,887 km (0.085 R)
• M6: 2,149,422 km (0.052 R)
• M7: 2,736,295 km (0.038 R)
• M8: 3,125,548 km (0.112 R)
• M9: 4,570,664 km (0.119 R)
• M10: 5,012,875 km (0.108 R)
• M11: 6,135,457 km (0.113 R)
• M12: 6,938,200 km (0.102 R)
• M13: 8,404,109 km (0.109 R)
• M14: 9,149,256 km (0.11 R)
• M15: 10,023,207 km (0.066 R)
• M16: 10,370,424 km (0.073 R)
• M17: 11,554,790 km (0.063 R)
• M18: 11,840,522 km (0.099 R)
• M19: 13,654,845 km (0.056 R)
• M20: 15,879,964 km (0.077 R)
• M21: 17,574,459 km (0.073 R)
• M22: 18,595,165 km (0.101 R)
• M23: 19,186,525 km (0.119 R)
• M24: 19,520,278 km (0.116 R)
• M25: 20,965,094 km (0.108 R)
• M26: 22,850,925 km (0.104 R)
• M27: 23,758,386 km (0.107 R)
• M28: 26,050,225 km (0.093 R)
• M29: 26,873,612 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.3

Radius: 13.7

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 6.26 AU - 7.72 AU

Year: 6999 Days

Day: 11 Hours

Environment

Temp: -168 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,721,447 km

• M1: 178,919 km (0.117 R)
• M2: 987,944 km (0.053 R)
• M3: 1,509,592 km (0.079 R)
• M4: 2,055,774 km (0.077 R)
• M5: 2,791,047 km (0.106 R)
• M6: 3,555,941 km (0.047 R)
• M7: 5,078,997 km (0.114 R)
• M8: 6,154,456 km (0.116 R)
• M9: 6,710,811 km (0.07 R)
• M10: 7,262,827 km (0.111 R)
• M11: 11,441,395 km (0.115 R)
• M12: 15,128,533 km (0.101 R)
• M13: 17,139,129 km (0.077 R)
• M14: 18,527,547 km (0.119 R)
• M15: 21,448,595 km (0.066 R)
• M16: 23,558,673 km (0.068 R)
• M17: 24,577,883 km (0.063 R)
• M18: 29,337,040 km (0.099 R)
• M19: 31,118,152 km (0.101 R)
• M20: 32,552,646 km (0.117 R)
• M21: 33,391,890 km (0.077 R)
• M22: 33,923,711 km (0.101 R)
• M23: 34,895,199 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.1

Radius: 4.2

Gravity: 22.85 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 11.91 AU - 18.43 AU

Year: 22378 Days

Day: 15.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,721,447 km

• M1: 52,658 km (0.112 R)
• M2: 360,680 km (0.063 R)
• M3: 523,293 km (0.117 R)
• M4: 670,198 km (0.1 R)
• M5: 876,943 km (0.055 R)
• M6: 1,869,525 km (0.086 R)
• M7: 2,799,126 km (0.064 R)
• M8: 3,072,740 km (0.08 R)
• M9: 3,229,369 km (0.08 R)
• M10: 4,032,411 km (0.114 R)
• M11: 4,924,912 km (0.026 R)
• M12: 8,131,093 km (0.088 R)
• M13: 8,533,362 km (0.107 R)
• M14: 15,258,684 km (0.11 R)
• M15: 18,823,601 km (0.119 R)
• M16: 26,328,926 km (0.1 R)
• M17: 28,561,076 km (0.111 R)
• M18: 32,890,588 km (0.053 R)
• M19: 37,775,856 km (0.035 R)
• M20: 40,030,296 km (0.08 R)
• M21: 41,337,033 km (0.036 R)
• M22: 44,959,994 km (0.117 R)
• M23: 49,779,140 km (0.096 R)
• M24: 50,614,345 km (0.097 R)
• M25: 58,556,496 km (0.074 R)
• M26: 58,927,499 km (0.12 R)
• M27: 62,337,882 km (0.083 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 16,506 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit