🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.09 AU - 1.25 AU

Year: 477 Days

Day: 41.8 Hours

Environment

Temp: -3 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.76 AU - 1.98 AU

Year: 963 Days

Day: 46.8 Hours

Environment

Temp: -72 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.72 AU - 2.7 AU

Year: 1238 Days

Day: 29.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 82,137,797 km

• M1: 15,708 km (0.08 R)
• M2: 349,012 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.98 AU - 3.16 AU

Year: 2026 Days

Day: 20.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 82,137,797 km

• M1: 68,067 km (0.034 R)
• M2: 221,255 km (0.033 R)

Asteroid Belt

Center: 5.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.5

Radius: 13.4

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 7.97 AU - 8.09 AU

Year: 8572 Days

Day: 6 Hours

Environment

Temp: -167 °C

Axial Tilt: 159.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,137,797 km

• M1: 166,802 km (0.11 R)
• M2: 672,592 km (0.12 R)
• M3: 1,936,993 km (0.107 R)
• M4: 2,899,207 km (0.066 R)
• M5: 4,671,792 km (0.102 R)
• M6: 6,432,409 km (0.097 R)
• M7: 6,924,885 km (0.063 R)
• M8: 8,827,621 km (0.105 R)
• M9: 10,793,038 km (0.119 R)
• M10: 11,490,463 km (0.087 R)
• M11: 12,160,811 km (0.096 R)
• M12: 17,172,340 km (0.059 R)
• M13: 17,607,071 km (0.114 R)
• M14: 21,271,920 km (0.068 R)
• M15: 21,942,716 km (0.089 R)
• M16: 22,627,725 km (0.095 R)
• M17: 23,950,320 km (0.036 R)
• M18: 27,040,713 km (0.091 R)
• M19: 28,027,460 km (0.115 R)
• M20: 28,630,938 km (0.062 R)
• M21: 30,177,630 km (0.092 R)
• M22: 35,267,997 km (0.058 R)
• M23: 36,804,218 km (0.059 R)
• M24: 40,775,144 km (0.066 R)
• M25: 41,420,359 km (0.05 R)
• M26: 44,340,659 km (0.061 R)
• M27: 46,129,401 km (0.098 R)
• M28: 46,830,117 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.9

Radius: 11.6

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 9.55 AU - 14.05 AU

Year: 15270 Days

Day: 13.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,137,797 km

• M1: 144,212 km (0.048 R)
• M2: 792,869 km (0.105 R)
• M3: 2,361,402 km (0.113 R)
• M4: 7,335,083 km (0.091 R)
• M5: 10,047,891 km (0.109 R)
• M6: 11,048,102 km (0.084 R)
• M7: 11,600,567 km (0.087 R)
• M8: 12,880,975 km (0.093 R)
• M9: 14,124,732 km (0.111 R)
• M10: 15,108,936 km (0.101 R)
• M11: 17,287,081 km (0.099 R)
• M12: 18,876,708 km (0.037 R)
• M13: 21,568,273 km (0.06 R)
• M14: 23,050,339 km (0.057 R)
• M15: 25,351,603 km (0.119 R)
• M16: 28,618,521 km (0.079 R)
• M17: 38,935,539 km (0.112 R)
• M18: 46,467,791 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.4

Radius: 5.9

Gravity: 10.67 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 17.13 AU - 20.27 AU

Year: 30464 Days

Day: 23.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 82,137,797 km

• M1: 73,453 km (0.113 R)
• M2: 759,808 km (0.086 R)
• M3: 947,254 km (0.053 R)
• M4: 1,402,330 km (0.093 R)
• M5: 1,617,901 km (0.11 R)
• M6: 2,401,794 km (0.104 R)
• M7: 2,762,474 km (0.066 R)
• M8: 4,163,159 km (0.114 R)
• M9: 4,540,894 km (0.077 R)
• M10: 5,896,550 km (0.119 R)
• M11: 7,064,011 km (0.114 R)
• M12: 7,403,000 km (0.05 R)
• M13: 8,061,231 km (0.079 R)
• M14: 10,087,235 km (0.09 R)
• M15: 10,768,354 km (0.065 R)
• M16: 12,016,299 km (0.097 R)
• M17: 12,569,662 km (0.107 R)
• M18: 13,876,399 km (0.108 R)
• M19: 14,953,354 km (0.043 R)
• M20: 19,442,936 km (0.098 R)
• M21: 24,644,903 km (0.057 R)
• M22: 28,101,062 km (0.11 R)
• M23: 30,576,309 km (0.114 R)
• M24: 33,058,885 km (0.087 R)
• M25: 37,102,217 km (0.081 R)
• M26: 44,990,812 km (0.116 R)
• M27: 46,658,379 km (0.082 R)
• M28: 47,507,347 km (0.049 R)
• M29: 48,021,664 km (0.027 R)
• M30: 54,299,539 km (0.105 R)
• M31: 59,699,125 km (0.026 R)
• M32: 64,184,518 km (0.086 R)
• M33: 65,234,395 km (0.058 R)
• M34: 75,901,771 km (0.117 R)
• M35: 78,023,218 km (0.108 R)
• M36: 78,499,987 km (0.067 R)
• M37: 80,669,455 km (0.059 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 17,525 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit