🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.61 AU - 0.61 AU

Year: 176 Days

Day: 43.5 Hours

Environment

Temp: 149 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,252,064 km

• M1: 33,809 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.7 AU - 0.82 AU

Year: 244 Days

Day: 19.7 Hours

Environment

Temp: 124 °C

Axial Tilt: 28.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.57 AU - 2.83 AU

Year: 1637 Days

Day: 22.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,252,064 km

• M1: 321,785 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.69 AU - 4.69 AU

Year: 3164 Days

Day: 43.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.04 AU - 4.82 AU

Year: 3440 Days

Day: 28.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89

Radius: 9.6

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.68 AU - 7.8 AU

Year: 5751 Days

Day: 12.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,252,064 km

• M1: 119,977 km (0.078 R)
• M2: 443,857 km (0.105 R)
• M3: 1,131,259 km (0.076 R)
• M4: 1,510,490 km (0.107 R)
• M5: 2,056,672 km (0.079 R)
• M6: 3,847,657 km (0.096 R)
• M7: 5,985,560 km (0.1 R)
• M8: 6,551,190 km (0.057 R)
• M9: 8,463,799 km (0.105 R)
• M10: 10,983,476 km (0.068 R)
• M11: 11,752,858 km (0.101 R)
• M12: 13,355,799 km (0.118 R)
• M13: 13,965,260 km (0.115 R)
• M14: 15,333,632 km (0.08 R)
• M15: 15,665,440 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.2

Radius: 12.2

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.84 AU - 7 AU

Year: 6002 Days

Day: 14.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,252,064 km

• M1: 151,692 km (0.084 R)
• M2: 893,099 km (0.073 R)
• M3: 1,408,614 km (0.083 R)
• M4: 1,824,645 km (0.097 R)
• M5: 3,719,601 km (0.064 R)
• M6: 4,279,097 km (0.114 R)
• M7: 7,877,674 km (0.086 R)
• M8: 9,277,312 km (0.053 R)
• M9: 12,058,486 km (0.119 R)
• M10: 13,827,780 km (0.047 R)
• M11: 14,425,423 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.2

Radius: 10.9

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.68 AU - 9.14 AU

Year: 7442 Days

Day: 11.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,252,064 km

• M1: 150,944 km (0.112 R)
• M2: 681,418 km (0.08 R)
• M3: 1,052,421 km (0.066 R)
• M4: 1,858,454 km (0.077 R)
• M5: 3,003,177 km (0.081 R)
• M6: 4,022,088 km (0.084 R)
• M7: 7,168,431 km (0.107 R)
• M8: 7,625,003 km (0.12 R)
• M9: 8,362,671 km (0.087 R)
• M10: 10,130,319 km (0.105 R)
• M11: 14,582,052 km (0.111 R)
• M12: 14,921,789 km (0.061 R)
• M13: 17,558,900 km (0.031 R)
• M14: 19,131,623 km (0.075 R)
• M15: 19,774,595 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.9

Radius: 3.1

Gravity: 41.2 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 14.9 AU - 18.66 AU

Year: 25361 Days

Day: 22.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,252,064 km

• M1: 61,934 km (0.105 R)
• M2: 429,495 km (0.047 R)
• M3: 539,600 km (0.112 R)
• M4: 918,082 km (0.114 R)
• M5: 1,156,840 km (0.102 R)
• M6: 1,650,364 km (0.08 R)
• M7: 1,867,281 km (0.053 R)
• M8: 2,144,186 km (0.08 R)
• M9: 4,895,890 km (0.087 R)
• M10: 5,655,548 km (0.113 R)
• M11: 6,891,824 km (0.092 R)
• M12: 7,992,117 km (0.104 R)
• M13: 8,876,988 km (0.108 R)
• M14: 11,789,509 km (0.034 R)
• M15: 11,986,081 km (0.114 R)
• M16: 18,683,876 km (0.101 R)
• M17: 20,893,437 km (0.079 R)
• M18: 40,957,503 km (0.065 R)
• M19: 58,394,930 km (0.085 R)
• M20: 62,073,392 km (0.11 R)
• M21: 64,070,075 km (0.107 R)
• M22: 70,316,235 km (0.107 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 19,915 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit