🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.65 AU - 0.79 AU

Year: 215 Days

Day: 21.5 Hours

Environment

Temp: 208 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,457,440 km

• M1: 48,769 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.75 AU - 0.91 AU

Year: 266 Days

Day: 34.8 Hours

Environment

Temp: 124 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.39 AU - 1.79 AU

Year: 705 Days

Day: 15.2 Hours

Environment

Temp: -33 °C

Axial Tilt: 173.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.62 AU - 1.9 AU

Year: 821 Days

Day: 38.6 Hours

Environment

Temp: -45 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.12 AU - 2.76 AU

Year: 1340 Days

Day: 26.8 Hours

Environment

Temp: -68 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 67,457,440 km

• M1: 51,013 km (0.088 R)
• M2: 396,434 km (0.062 R)

Asteroid Belt

Center: 5.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.6

Radius: 9.3

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.42 AU - 9.56 AU

Year: 9474 Days

Day: 12.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,457,440 km

• M1: 115,938 km (0.053 R)
• M2: 433,535 km (0.107 R)
• M3: 1,077,105 km (0.069 R)
• M4: 1,587,383 km (0.083 R)
• M5: 3,269,461 km (0.06 R)
• M6: 4,946,603 km (0.11 R)
• M7: 5,836,411 km (0.091 R)
• M8: 8,920,970 km (0.118 R)
• M9: 12,723,897 km (0.07 R)
• M10: 13,184,509 km (0.101 R)
• M11: 15,525,566 km (0.093 R)
• M12: 16,931,637 km (0.115 R)
• M13: 19,385,490 km (0.084 R)
• M14: 19,765,319 km (0.079 R)
• M15: 21,739,413 km (0.073 R)
• M16: 25,345,918 km (0.11 R)
• M17: 33,175,273 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.1

Radius: 12.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 9.21 AU - 14.75 AU

Year: 14573 Days

Day: 12.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,457,440 km

• M1: 193,580 km (0.118 R)
• M2: 1,219,671 km (0.078 R)
• M3: 2,386,086 km (0.066 R)
• M4: 5,074,509 km (0.097 R)
• M5: 5,574,914 km (0.045 R)
• M6: 12,061,478 km (0.096 R)
• M7: 13,597,250 km (0.078 R)
• M8: 15,259,581 km (0.116 R)
• M9: 16,440,806 km (0.061 R)
• M10: 19,282,717 km (0.106 R)
• M11: 32,646,145 km (0.119 R)
• M12: 42,578,396 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.8

Radius: 3

Gravity: 64.64 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 11.62 AU - 16.08 AU

Year: 18116 Days

Day: 18.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,457,440 km

• M1: 37,250 km (0.086 R)
• M2: 234,420 km (0.08 R)
• M3: 698,024 km (0.066 R)
• M4: 825,930 km (0.09 R)
• M5: 1,565,392 km (0.102 R)
• M6: 2,438,296 km (0.08 R)
• M7: 3,235,652 km (0.034 R)
• M8: 4,036,599 km (0.09 R)
• M9: 4,616,291 km (0.103 R)
• M10: 5,472,889 km (0.098 R)
• M11: 5,938,437 km (0.067 R)
• M12: 6,472,202 km (0.056 R)
• M13: 6,815,978 km (0.08 R)
• M14: 10,594,671 km (0.106 R)
• M15: 10,831,484 km (0.089 R)
• M16: 11,132,475 km (0.063 R)
• M17: 15,950,424 km (0.115 R)
• M18: 18,552,530 km (0.082 R)
• M19: 21,142,966 km (0.109 R)
• M20: 23,063,504 km (0.068 R)
• M21: 31,663,885 km (0.05 R)
• M22: 31,908,777 km (0.05 R)
• M23: 40,859,966 km (0.092 R)
• M24: 41,881,719 km (0.052 R)
• M25: 42,324,678 km (0.029 R)
• M26: 51,516,121 km (0.105 R)
• M27: 56,035,323 km (0.071 R)
• M28: 61,569,846 km (0.081 R)

Kuiper Belt

Range: 31.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 10,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit