🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.49 AU - 0.61 AU

Year: 268 Days

Day: 33.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.6

Radius: 14.5

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1 AU - 1.4 AU

Year: 862 Days

Day: 14.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 60,641,848 km

• M1: 180,864 km (0.076 R)
• M2: 1,301,950 km (0.099 R)
• M3: 1,958,984 km (0.089 R)
• M4: 3,247,471 km (0.118 R)
• M5: 3,892,985 km (0.102 R)
• M6: 4,719,214 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.2

Radius: 9.5

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.65 AU - 2.33 AU

Year: 1842 Days

Day: 10 Hours

Environment

Temp: -184 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,641,848 km

• M1: 119,977 km (0.105 R)
• M2: 452,982 km (0.079 R)
• M3: 1,084,734 km (0.047 R)
• M4: 2,345,844 km (0.114 R)
• M5: 3,660,959 km (0.091 R)
• M6: 4,305,726 km (0.055 R)
• M7: 4,905,763 km (0.112 R)
• M8: 5,668,114 km (0.026 R)
• M9: 6,578,716 km (0.119 R)
• M10: 7,531,206 km (0.083 R)
• M11: 8,374,339 km (0.111 R)
• M12: 8,950,889 km (0.107 R)
• M13: 10,118,950 km (0.1 R)
• M14: 10,475,292 km (0.115 R)
• M15: 11,420,301 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.2

Radius: 9.7

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.06 AU - 3.84 AU

Year: 4204 Days

Day: 10.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,641,848 km

• M1: 121,922 km (0.098 R)
• M2: 440,117 km (0.084 R)
• M3: 843,882 km (0.109 R)
• M4: 1,237,174 km (0.106 R)
• M5: 2,639,804 km (0.086 R)
• M6: 3,061,670 km (0.115 R)
• M7: 3,865,160 km (0.108 R)
• M8: 4,913,991 km (0.11 R)
• M9: 7,489,917 km (0.087 R)
• M10: 7,842,818 km (0.086 R)
• M11: 8,339,483 km (0.083 R)
• M12: 8,884,767 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.9

Radius: 5.7

Gravity: 19.45 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.54 AU - 9.44 AU

Year: 14816 Days

Day: 16 Hours

Environment

Temp: -226 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,641,848 km

• M1: 287,826 km (0.076 R)
• M2: 807,829 km (0.092 R)
• M3: 1,641,687 km (0.102 R)
• M4: 2,348,088 km (0.118 R)
• M5: 2,667,928 km (0.092 R)
• M6: 3,775,551 km (0.106 R)
• M7: 5,195,534 km (0.076 R)
• M8: 6,480,729 km (0.112 R)
• M9: 8,835,699 km (0.057 R)
• M10: 12,135,230 km (0.068 R)
• M11: 15,433,863 km (0.075 R)
• M12: 17,643,573 km (0.057 R)
• M13: 22,867,830 km (0.107 R)
• M14: 26,870,620 km (0.105 R)
• M15: 30,276,215 km (0.095 R)
• M16: 36,746,323 km (0.093 R)
• M17: 41,489,174 km (0.084 R)
• M18: 46,471,980 km (0.09 R)
• M19: 48,321,608 km (0.072 R)
• M20: 50,702,010 km (0.086 R)
• M21: 56,557,869 km (0.101 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 10,456 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit