🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.5 AU - 0.54 AU

Year: 143 Days

Day: 45.3 Hours

Environment

Temp: 168 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.56 AU - 0.72 AU

Year: 195 Days

Day: 32.8 Hours

Environment

Temp: 194 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.25 AU - 1.31 AU

Year: 551 Days

Day: 24.7 Hours

Environment

Temp: -27 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.24 AU - 1.72 AU

Year: 686 Days

Day: 28.4 Hours

Environment

Temp: -45 °C

Axial Tilt: 121.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.43 AU - 1.73 AU

Year: 756 Days

Day: 14 Hours

Environment

Temp: -66 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.44 AU - 1.78 AU

Year: 778 Days

Day: 20 Hours

Environment

Temp: -63 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,858,302 km

• M1: 33,510 km (0.069 R)

Asteroid Belt

Center: 3.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.2

Radius: 11.8

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.72 AU - 5.16 AU

Year: 4181 Days

Day: 5.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,858,302 km

• M1: 146,756 km (0.12 R)
• M2: 711,338 km (0.034 R)
• M3: 1,142,329 km (0.082 R)
• M4: 2,006,855 km (0.032 R)
• M5: 2,803,464 km (0.105 R)
• M6: 4,325,024 km (0.107 R)
• M7: 6,113,317 km (0.033 R)
• M8: 6,628,682 km (0.082 R)
• M9: 7,944,395 km (0.094 R)
• M10: 10,077,062 km (0.067 R)
• M11: 11,170,473 km (0.077 R)
• M12: 11,854,734 km (0.108 R)
• M13: 13,496,869 km (0.118 R)
• M14: 16,617,631 km (0.077 R)
• M15: 17,852,411 km (0.11 R)
• M16: 19,633,524 km (0.062 R)
• M17: 20,252,859 km (0.064 R)
• M18: 21,013,115 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.5

Radius: 14.3

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 8.42 AU - 11.34 AU

Year: 11826 Days

Day: 9.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,858,302 km

• M1: 178,171 km (0.108 R)
• M2: 753,524 km (0.12 R)
• M3: 1,392,158 km (0.092 R)
• M4: 2,060,262 km (0.064 R)
• M5: 2,559,620 km (0.119 R)
• M6: 3,575,240 km (0.094 R)
• M7: 4,304,978 km (0.045 R)
• M8: 4,752,126 km (0.069 R)
• M9: 5,670,956 km (0.061 R)
• M10: 6,435,700 km (0.107 R)
• M11: 7,226,924 km (0.101 R)
• M12: 7,949,631 km (0.04 R)
• M13: 8,488,632 km (0.109 R)
• M14: 11,446,331 km (0.034 R)
• M15: 15,720,343 km (0.094 R)
• M16: 16,644,109 km (0.098 R)
• M17: 18,135,600 km (0.091 R)
• M18: 20,454,367 km (0.084 R)
• M19: 26,954,993 km (0.105 R)
• M20: 27,866,643 km (0.091 R)
• M21: 29,008,673 km (0.072 R)
• M22: 30,073,660 km (0.117 R)
• M23: 34,124,770 km (0.093 R)
• M24: 39,037,415 km (0.044 R)

Asteroid Belt

Center: 10.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.7

Radius: 12.1

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 8.93 AU - 11.95 AU

Year: 12845 Days

Day: 12.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,858,302 km

• M1: 150,645 km (0.052 R)
• M2: 550,670 km (0.076 R)
• M3: 2,145,533 km (0.079 R)
• M4: 2,710,863 km (0.117 R)
• M5: 3,841,673 km (0.09 R)
• M6: 4,487,188 km (0.103 R)
• M7: 6,333,824 km (0.112 R)
• M8: 7,465,383 km (0.11 R)
• M9: 11,514,548 km (0.07 R)
• M10: 13,025,487 km (0.089 R)
• M11: 15,407,833 km (0.068 R)
• M12: 21,019,249 km (0.088 R)
• M13: 27,395,110 km (0.118 R)
• M14: 33,236,458 km (0.057 R)
• M15: 35,281,461 km (0.102 R)
• M16: 37,523,185 km (0.114 R)
• M17: 38,329,667 km (0.054 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: 280 - 18,978 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit