🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.49 AU - 0.51 AU

Year: 130 Days

Day: 42.3 Hours

Environment

Temp: 168 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.7 AU - 0.72 AU

Year: 220 Days

Day: 17.2 Hours

Environment

Temp: 204 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,452,271 km

• M1: 37,848 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.9 AU - 1.12 AU

Year: 373 Days

Day: 14.2 Hours

Environment

Temp: 31 °C

Axial Tilt: 31.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.67 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.87 AU - 2.77 AU

Year: 1297 Days

Day: 27.2 Hours

Environment

Temp: -82 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.66 AU - 5.62 AU

Year: 3669 Days

Day: 25.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.6

Radius: 12

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.08 AU - 5.6 AU

Year: 3909 Days

Day: 11.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,452,271 km

• M1: 149,299 km (0.101 R)
• M2: 612,005 km (0.057 R)
• M3: 1,808,339 km (0.069 R)
• M4: 2,194,900 km (0.059 R)
• M5: 2,872,130 km (0.118 R)
• M6: 3,893,733 km (0.087 R)
• M7: 4,383,517 km (0.101 R)
• M8: 5,326,881 km (0.059 R)
• M9: 5,847,033 km (0.085 R)
• M10: 6,894,218 km (0.078 R)
• M11: 9,475,529 km (0.052 R)
• M12: 11,091,037 km (0.081 R)
• M13: 11,533,397 km (0.065 R)
• M14: 12,406,451 km (0.052 R)
• M15: 13,028,778 km (0.111 R)
• M16: 16,572,003 km (0.111 R)
• M17: 16,975,918 km (0.072 R)
• M18: 19,666,734 km (0.117 R)
• M19: 24,070,746 km (0.117 R)
• M20: 25,648,256 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.4

Radius: 10.4

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.37 AU - 6.09 AU

Year: 4391 Days

Day: 6.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,452,271 km

• M1: 139,724 km (0.103 R)
• M2: 569,818 km (0.089 R)
• M3: 923,168 km (0.091 R)
• M4: 2,848,942 km (0.07 R)
• M5: 3,425,043 km (0.08 R)
• M6: 3,952,675 km (0.071 R)
• M7: 4,534,012 km (0.111 R)
• M8: 4,904,716 km (0.088 R)
• M9: 6,085,193 km (0.059 R)
• M10: 7,288,707 km (0.057 R)
• M11: 8,096,686 km (0.042 R)
• M12: 9,143,721 km (0.043 R)
• M13: 9,662,227 km (0.115 R)
• M14: 10,278,720 km (0.11 R)
• M15: 10,677,249 km (0.102 R)
• M16: 11,804,918 km (0.119 R)
• M17: 15,147,682 km (0.048 R)
• M18: 18,078,454 km (0.109 R)
• M19: 19,193,856 km (0.115 R)
• M20: 19,860,314 km (0.057 R)
• M21: 21,047,523 km (0.119 R)
• M22: 21,626,167 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.4

Radius: 11.6

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.54 AU - 7.4 AU

Year: 6041 Days

Day: 6 Hours

Environment

Temp: -153 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,452,271 km

• M1: 144,212 km (0.097 R)
• M2: 505,491 km (0.085 R)
• M3: 943,514 km (0.067 R)
• M4: 1,523,056 km (0.091 R)
• M5: 2,034,082 km (0.101 R)
• M6: 2,640,851 km (0.092 R)
• M7: 3,742,191 km (0.097 R)
• M8: 4,124,264 km (0.076 R)
• M9: 4,862,529 km (0.065 R)
• M10: 7,684,095 km (0.078 R)
• M11: 9,814,069 km (0.098 R)
• M12: 12,117,128 km (0.067 R)
• M13: 14,375,907 km (0.047 R)
• M14: 15,777,489 km (0.087 R)
• M15: 18,334,266 km (0.104 R)
• M16: 19,577,125 km (0.109 R)
• M17: 21,438,721 km (0.085 R)
• M18: 24,177,559 km (0.09 R)
• M19: 26,892,910 km (0.094 R)
• M20: 27,728,713 km (0.092 R)
• M21: 28,409,832 km (0.095 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 17,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit