🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.54 AU - 0.88 AU

Year: 221 Days

Day: 32.9 Hours

Environment

Temp: 137 °C

Axial Tilt: 30 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,943,849 km

• M1: 62,083 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.66 AU - 2.5 AU

Year: 1107 Days

Day: 37.6 Hours

Environment

Temp: -77 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.61 AU - 2.77 AU

Year: 1628 Days

Day: 28.5 Hours

Environment

Temp: -98 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.73 AU - 4.35 AU

Year: 2996 Days

Day: 26.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,943,849 km

• M1: 31,266 km (0.065 R)

Asteroid Belt

Center: 4.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.5

Radius: 9.3

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.28 AU - 7.06 AU

Year: 4981 Days

Day: 14.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,943,849 km

• M1: 115,639 km (0.052 R)
• M2: 416,181 km (0.09 R)
• M3: 742,305 km (0.081 R)
• M4: 1,053,169 km (0.055 R)
• M5: 1,413,550 km (0.075 R)
• M6: 1,832,574 km (0.086 R)
• M7: 2,277,927 km (0.103 R)
• M8: 2,747,215 km (0.107 R)
• M9: 3,496,701 km (0.116 R)
• M10: 4,164,655 km (0.059 R)
• M11: 4,595,796 km (0.118 R)
• M12: 5,779,115 km (0.083 R)
• M13: 6,455,896 km (0.107 R)
• M14: 8,839,888 km (0.106 R)
• M15: 9,627,072 km (0.103 R)
• M16: 10,305,349 km (0.058 R)
• M17: 11,672,972 km (0.111 R)
• M18: 12,097,232 km (0.056 R)
• M19: 13,478,469 km (0.05 R)
• M20: 15,061,214 km (0.069 R)
• M21: 15,412,321 km (0.107 R)
• M22: 15,717,650 km (0.08 R)
• M23: 17,195,826 km (0.112 R)
• M24: 19,524,467 km (0.119 R)
• M25: 20,487,728 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.8

Radius: 9.8

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.38 AU - 6.64 AU

Year: 5436 Days

Day: 9.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,943,849 km

• M1: 122,072 km (0.092 R)
• M2: 1,026,391 km (0.08 R)
• M3: 1,498,522 km (0.065 R)
• M4: 4,455,174 km (0.102 R)
• M5: 7,689,031 km (0.118 R)
• M6: 9,356,748 km (0.073 R)
• M7: 9,999,122 km (0.108 R)
• M8: 12,228,579 km (0.109 R)
• M9: 13,171,494 km (0.095 R)
• M10: 14,581,604 km (0.061 R)
• M11: 17,592,261 km (0.107 R)
• M12: 17,968,499 km (0.054 R)
• M13: 18,350,124 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.1

Radius: 10.2

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 9.78 AU - 14.5 AU

Year: 15606 Days

Day: 10.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 46,943,849 km

• M1: 127,607 km (0.1 R)
• M2: 818,151 km (0.059 R)
• M3: 2,102,000 km (0.12 R)
• M4: 2,665,535 km (0.119 R)
• M5: 3,475,458 km (0.114 R)
• M6: 5,220,966 km (0.059 R)
• M7: 8,176,720 km (0.077 R)
• M8: 17,403,917 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111.8

Radius: 3.5

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 14.7 AU - 17.64 AU

Year: 23991 Days

Day: 17.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 63.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,943,849 km

• M1: 43,533 km (0.04 R)
• M2: 198,666 km (0.107 R)
• M3: 365,168 km (0.095 R)
• M4: 490,382 km (0.029 R)
• M5: 644,468 km (0.104 R)
• M6: 1,638,695 km (0.112 R)
• M7: 1,854,565 km (0.099 R)
• M8: 3,022,625 km (0.098 R)
• M9: 5,197,928 km (0.116 R)
• M10: 5,731,992 km (0.115 R)
• M11: 6,192,005 km (0.071 R)
• M12: 6,714,401 km (0.047 R)
• M13: 9,873,160 km (0.043 R)
• M14: 10,275,579 km (0.098 R)
• M15: 13,773,775 km (0.044 R)
• M16: 15,052,239 km (0.091 R)
• M17: 24,600,771 km (0.093 R)
• M18: 30,503,455 km (0.066 R)
• M19: 33,106,757 km (0.074 R)
• M20: 33,442,305 km (0.044 R)
• M21: 35,502,866 km (0.027 R)
• M22: 38,134,442 km (0.089 R)
• M23: 40,636,915 km (0.069 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 15,766 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit