🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.12 AU - 1.46 AU

Year: 552 Days

Day: 35.6 Hours

Environment

Temp: -28 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.45 AU - 1.87 AU

Year: 806 Days

Day: 14.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.62 AU - 3.4 AU

Year: 1967 Days

Day: 16.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,091,399 km

• M1: 2,297,823 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.4

Radius: 8.2

Gravity: 10.71 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.89 AU - 5.15 AU

Year: 3620 Days

Day: 8.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,091,399 km

• M1: 102,026 km (0.077 R)
• M2: 357,389 km (0.086 R)
• M3: 649,105 km (0.092 R)
• M4: 1,159,234 km (0.078 R)
• M5: 1,752,240 km (0.034 R)
• M6: 2,440,091 km (0.094 R)
• M7: 3,110,888 km (0.084 R)
• M8: 3,752,214 km (0.098 R)
• M9: 4,478,811 km (0.103 R)
• M10: 6,007,102 km (0.115 R)
• M11: 6,999,535 km (0.064 R)
• M12: 7,923,900 km (0.117 R)
• M13: 9,498,567 km (0.077 R)
• M14: 10,588,088 km (0.075 R)
• M15: 11,141,301 km (0.112 R)
• M16: 11,579,922 km (0.035 R)
• M17: 12,121,317 km (0.031 R)
• M18: 13,254,820 km (0.099 R)
• M19: 17,661,525 km (0.068 R)
• M20: 18,197,833 km (0.116 R)
• M21: 19,744,525 km (0.107 R)
• M22: 20,387,048 km (0.107 R)
• M23: 21,849,667 km (0.101 R)
• M24: 22,191,647 km (0.093 R)
• M25: 24,245,776 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.5

Radius: 9.1

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.77 AU - 5.89 AU

Year: 3999 Days

Day: 8.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,091,399 km

• M1: 113,844 km (0.118 R)
• M2: 557,402 km (0.113 R)
• M3: 1,291,030 km (0.044 R)
• M4: 2,193,554 km (0.109 R)
• M5: 2,797,331 km (0.089 R)
• M6: 3,147,689 km (0.078 R)
• M7: 3,468,576 km (0.097 R)
• M8: 3,769,717 km (0.05 R)
• M9: 4,176,473 km (0.086 R)
• M10: 6,249,002 km (0.074 R)
• M11: 6,944,782 km (0.116 R)
• M12: 8,490,128 km (0.106 R)
• M13: 10,171,159 km (0.036 R)
• M14: 11,262,775 km (0.104 R)
• M15: 13,826,733 km (0.073 R)
• M16: 15,058,821 km (0.072 R)
• M17: 15,539,180 km (0.095 R)
• M18: 18,822,254 km (0.068 R)
• M19: 20,527,820 km (0.103 R)
• M20: 21,384,716 km (0.063 R)
• M21: 22,334,065 km (0.082 R)
• M22: 24,171,126 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.6

Radius: 13.1

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 10.74 AU - 11.5 AU

Year: 13970 Days

Day: 8.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,091,399 km

• M1: 164,258 km (0.06 R)
• M2: 613,800 km (0.044 R)
• M3: 1,087,726 km (0.053 R)
• M4: 1,575,565 km (0.112 R)
• M5: 2,044,704 km (0.112 R)
• M6: 3,096,676 km (0.096 R)
• M7: 4,566,475 km (0.039 R)
• M8: 5,834,018 km (0.075 R)
• M9: 6,316,920 km (0.075 R)
• M10: 10,889,229 km (0.105 R)
• M11: 11,410,578 km (0.069 R)
• M12: 13,075,751 km (0.089 R)
• M13: 22,027,838 km (0.098 R)
• M14: 22,948,014 km (0.079 R)
• M15: 29,515,361 km (0.093 R)
• M16: 36,886,197 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134

Radius: 7.4

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 12 AU - 17.48 AU

Year: 21319 Days

Day: 16.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,091,399 km

• M1: 92,003 km (0.098 R)
• M2: 383,270 km (0.114 R)
• M3: 681,418 km (0.063 R)
• M4: 1,069,625 km (0.118 R)
• M5: 1,627,774 km (0.12 R)
• M6: 1,948,213 km (0.108 R)
• M7: 2,737,491 km (0.074 R)
• M8: 4,228,085 km (0.03 R)
• M9: 4,511,273 km (0.1 R)
• M10: 5,372,359 km (0.118 R)
• M11: 6,710,362 km (0.117 R)
• M12: 7,828,905 km (0.102 R)
• M13: 12,037,841 km (0.11 R)
• M14: 24,810,657 km (0.078 R)
• M15: 25,177,322 km (0.07 R)
• M16: 26,015,369 km (0.077 R)
• M17: 27,551,290 km (0.08 R)
• M18: 33,291,361 km (0.111 R)
• M19: 39,530,789 km (0.067 R)
• M20: 40,789,355 km (0.069 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 15,029 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit