🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.5 AU - 0.54 AU

Year: 142 Days

Day: 45.6 Hours

Environment

Temp: 173 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 44,600,260 km

• M1: 33,211 km (0.12 R)
• M2: 57,745 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.97 AU - 1.27 AU

Year: 449 Days

Day: 13.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 20.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.02 AU - 1.4 AU

Year: 504 Days

Day: 16.1 Hours

Environment

Temp: -23 °C

Axial Tilt: 21.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 44,600,260 km

• M1: 33,360 km (0.044 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.3 AU - 1.94 AU

Year: 781 Days

Day: 21.4 Hours

Environment

Temp: -66 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.79 AU - 2.27 AU

Year: 1095 Days

Day: 14.4 Hours

Environment

Temp: -73 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.05 AU - 3.09 AU

Year: 2037 Days

Day: 17.7 Hours

Environment

Temp: -113 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,600,260 km

• M1: 73,153 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698

Radius: 8.9

Gravity: 8.81 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.05 AU - 9.77 AU

Year: 8426 Days

Day: 10.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 44,600,260 km

• M1: 112,049 km (0.086 R)
• M2: 459,265 km (0.12 R)
• M3: 882,627 km (0.111 R)
• M4: 1,503,907 km (0.117 R)
• M5: 2,410,321 km (0.046 R)
• M6: 3,090,393 km (0.105 R)
• M7: 3,943,998 km (0.08 R)
• M8: 4,453,828 km (0.089 R)
• M9: 4,916,684 km (0.102 R)
• M10: 5,379,539 km (0.047 R)
• M11: 6,110,624 km (0.069 R)
• M12: 7,058,327 km (0.107 R)
• M13: 7,408,236 km (0.072 R)
• M14: 8,185,098 km (0.075 R)
• M15: 9,105,723 km (0.11 R)
• M16: 10,045,347 km (0.111 R)
• M17: 10,588,836 km (0.117 R)
• M18: 11,048,102 km (0.118 R)
• M19: 12,226,634 km (0.119 R)
• M20: 18,655,004 km (0.025 R)
• M21: 19,476,296 km (0.042 R)
• M22: 19,780,878 km (0.059 R)
• M23: 27,695,951 km (0.058 R)
• M24: 28,081,316 km (0.042 R)
• M25: 30,469,047 km (0.09 R)
• M26: 31,502,768 km (0.06 R)
• M27: 36,100,509 km (0.087 R)
• M28: 40,877,469 km (0.098 R)
• M29: 42,007,381 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.6

Radius: 8.8

Gravity: 10.13 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 10.06 AU - 13.42 AU

Year: 15235 Days

Day: 10.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,600,260 km

• M1: 110,702 km (0.08 R)
• M2: 458,667 km (0.091 R)
• M3: 1,458,280 km (0.073 R)
• M4: 1,917,246 km (0.11 R)
• M5: 2,448,768 km (0.112 R)
• M6: 2,784,615 km (0.094 R)
• M7: 3,951,777 km (0.083 R)
• M8: 5,127,018 km (0.097 R)
• M9: 6,150,417 km (0.115 R)
• M10: 6,731,904 km (0.086 R)
• M11: 11,381,406 km (0.103 R)
• M12: 12,910,745 km (0.06 R)
• M13: 15,985,580 km (0.11 R)
• M14: 20,588,557 km (0.112 R)
• M15: 24,138,664 km (0.088 R)
• M16: 28,301,374 km (0.064 R)
• M17: 29,905,362 km (0.092 R)
• M18: 30,611,015 km (0.091 R)
• M19: 36,394,768 km (0.114 R)
• M20: 38,289,874 km (0.032 R)
• M21: 41,109,944 km (0.054 R)
• M22: 54,996,067 km (0.031 R)
• M23: 59,497,766 km (0.118 R)
• M24: 60,613,616 km (0.072 R)
• M25: 63,657,335 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.7

Radius: 3.5

Gravity: 12.79 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 11.43 AU - 15.55 AU

Year: 18766 Days

Day: 25 Hours

Environment

Temp: -195 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,600,260 km

• M1: 46,226 km (0.077 R)
• M2: 723,156 km (0.065 R)
• M3: 891,603 km (0.101 R)
• M4: 1,332,767 km (0.052 R)
• M5: 1,688,810 km (0.113 R)
• M6: 4,158,073 km (0.1 R)
• M7: 5,001,954 km (0.109 R)
• M8: 6,904,839 km (0.085 R)
• M9: 9,524,148 km (0.093 R)
• M10: 10,973,901 km (0.104 R)
• M11: 19,835,331 km (0.061 R)
• M12: 27,118,204 km (0.102 R)
• M13: 27,310,438 km (0.027 R)
• M14: 29,283,185 km (0.118 R)
• M15: 34,288,730 km (0.106 R)
• M16: 36,933,620 km (0.11 R)
• M17: 41,468,530 km (0.08 R)
• M18: 43,276,869 km (0.079 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 13,865 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit