🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.44 AU - 0.6 AU

Year: 138 Days

Day: 25.2 Hours

Environment

Temp: 168 °C

Axial Tilt: 0.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.27 AU - 1.39 AU

Year: 563 Days

Day: 45.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 26.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 38,447,956 km

• M1: 32,014 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.05 AU - 2.59 AU

Year: 1297 Days

Day: 39.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.08 AU - 4.24 AU

Year: 2570 Days

Day: 28.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,447,956 km

• M1: 83,027 km (0.077 R)
• M2: 264,639 km (0.034 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.78 AU - 4.84 AU

Year: 3285 Days

Day: 22.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,447,956 km

• M1: 1,098,348 km (0.062 R)
• M2: 3,868,601 km (0.111 R)

Asteroid Belt

Center: 4.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.8

Radius: 8.3

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.54 AU - 5.76 AU

Year: 4290 Days

Day: 12.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,447,956 km

• M1: 104,719 km (0.109 R)
• M2: 433,086 km (0.095 R)
• M3: 741,407 km (0.097 R)
• M4: 1,051,374 km (0.091 R)
• M5: 2,016,729 km (0.077 R)
• M6: 2,416,006 km (0.085 R)
• M7: 3,391,833 km (0.086 R)
• M8: 3,705,689 km (0.081 R)
• M9: 3,978,705 km (0.096 R)
• M10: 4,370,801 km (0.082 R)
• M11: 4,720,710 km (0.11 R)
• M12: 7,688,134 km (0.117 R)
• M13: 11,303,166 km (0.102 R)
• M14: 12,520,145 km (0.109 R)
• M15: 12,782,540 km (0.031 R)
• M16: 13,591,565 km (0.068 R)
• M17: 16,327,411 km (0.117 R)
• M18: 16,904,859 km (0.119 R)
• M19: 17,550,373 km (0.119 R)
• M20: 18,776,178 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.4

Radius: 11.6

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.26 AU - 8.06 AU

Year: 6309 Days

Day: 13.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,447,956 km

• M1: 146,157 km (0.08 R)
• M2: 518,506 km (0.112 R)
• M3: 1,118,094 km (0.093 R)
• M4: 1,868,477 km (0.053 R)
• M5: 2,683,786 km (0.11 R)
• M6: 3,864,113 km (0.084 R)
• M7: 5,624,581 km (0.096 R)
• M8: 7,768,019 km (0.076 R)
• M9: 8,137,975 km (0.114 R)
• M10: 10,816,973 km (0.067 R)
• M11: 14,234,686 km (0.043 R)
• M12: 15,307,602 km (0.118 R)
• M13: 16,269,516 km (0.088 R)
• M14: 17,157,978 km (0.119 R)
• M15: 17,614,252 km (0.082 R)
• M16: 18,910,667 km (0.031 R)
• M17: 19,459,093 km (0.116 R)
• M18: 21,494,970 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.3

Radius: 13.6

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.46 AU - 8.26 AU

Year: 7330 Days

Day: 13.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,447,956 km

• M1: 169,943 km (0.067 R)
• M2: 848,519 km (0.101 R)
• M3: 1,545,346 km (0.041 R)
• M4: 2,010,745 km (0.116 R)
• M5: 3,294,444 km (0.053 R)
• M6: 3,986,783 km (0.043 R)
• M7: 4,492,424 km (0.087 R)
• M8: 5,517,469 km (0.118 R)
• M9: 7,305,313 km (0.076 R)
• M10: 7,954,717 km (0.112 R)
• M11: 8,408,896 km (0.071 R)
• M12: 10,313,277 km (0.088 R)
• M13: 12,846,717 km (0.109 R)
• M14: 13,687,008 km (0.102 R)
• M15: 14,563,502 km (0.048 R)
• M16: 15,770,458 km (0.112 R)
• M17: 20,137,968 km (0.093 R)
• M18: 23,589,789 km (0.116 R)
• M19: 26,320,549 km (0.057 R)
• M20: 27,162,336 km (0.051 R)
• M21: 27,589,886 km (0.082 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535

Radius: 12.6

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 8.43 AU - 13.49 AU

Year: 13320 Days

Day: 13 Hours

Environment

Temp: -182 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,447,956 km

• M1: 157,078 km (0.044 R)
• M2: 989,141 km (0.07 R)
• M3: 1,566,738 km (0.093 R)
• M4: 3,882,813 km (0.091 R)
• M5: 5,076,903 km (0.1 R)
• M6: 5,618,148 km (0.12 R)
• M7: 7,605,257 km (0.068 R)
• M8: 8,500,001 km (0.09 R)
• M9: 9,364,079 km (0.099 R)
• M10: 11,211,164 km (0.099 R)
• M11: 15,754,900 km (0.092 R)
• M12: 16,181,553 km (0.111 R)
• M13: 16,689,138 km (0.084 R)
• M14: 18,120,491 km (0.113 R)
• M15: 20,377,025 km (0.078 R)
• M16: 20,883,863 km (0.08 R)
• M17: 22,814,872 km (0.114 R)
• M18: 24,010,458 km (0.053 R)
• M19: 26,726,707 km (0.053 R)
• M20: 29,426,799 km (0.081 R)
• M21: 32,418,008 km (0.05 R)
• M22: 35,000,965 km (0.114 R)
• M23: 36,219,140 km (0.08 R)
• M24: 45,550,457 km (0.12 R)
• M25: 46,855,699 km (0.098 R)
• M26: 51,230,988 km (0.073 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.1

Radius: 11.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 9.58 AU - 12.42 AU

Year: 13393 Days

Day: 6.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,447,956 km

• M1: 149,149 km (0.073 R)
• M2: 555,756 km (0.1 R)
• M3: 1,111,363 km (0.093 R)
• M4: 1,905,278 km (0.049 R)
• M5: 3,545,769 km (0.077 R)
• M6: 3,949,384 km (0.102 R)
• M7: 4,436,774 km (0.118 R)
• M8: 5,318,653 km (0.045 R)
• M9: 6,485,516 km (0.092 R)
• M10: 8,970,188 km (0.102 R)
• M11: 9,543,596 km (0.115 R)
• M12: 11,059,322 km (0.063 R)
• M13: 13,682,969 km (0.083 R)
• M14: 14,562,904 km (0.093 R)
• M15: 17,907,164 km (0.099 R)
• M16: 18,323,346 km (0.097 R)
• M17: 19,031,392 km (0.06 R)
• M18: 21,034,508 km (0.052 R)
• M19: 26,695,740 km (0.069 R)
• M20: 31,154,056 km (0.058 R)
• M21: 32,264,820 km (0.101 R)
• M22: 34,995,280 km (0.098 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: 321 - 13,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit