🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.66 AU - 0.8 AU

Year: 233 Days

Day: 18.6 Hours

Environment

Temp: 137 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 22,060,274 km

• M1: 41,887 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.2 AU - 1.74 AU

Year: 664 Days

Day: 38.4 Hours

Environment

Temp: -52 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.62 AU - 2.66 AU

Year: 1167 Days

Day: 17.1 Hours

Environment

Temp: -73 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.25 AU - 2.95 AU

Year: 1563 Days

Day: 26.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.79 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.7

Radius: 11.9

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.2 AU - 5.74 AU

Year: 4130 Days

Day: 8.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,060,274 km

• M1: 147,952 km (0.103 R)
• M2: 1,847,982 km (0.072 R)
• M3: 2,558,572 km (0.104 R)
• M4: 2,978,194 km (0.054 R)
• M5: 7,572,345 km (0.106 R)
• M6: 8,053,452 km (0.069 R)
• M7: 8,925,607 km (0.059 R)
• M8: 10,267,799 km (0.102 R)
• M9: 10,815,178 km (0.12 R)
• M10: 11,649,934 km (0.089 R)
• M11: 13,054,957 km (0.07 R)
• M12: 14,674,953 km (0.089 R)
• M13: 17,057,897 km (0.067 R)
• M14: 18,371,815 km (0.084 R)
• M15: 19,752,155 km (0.054 R)
• M16: 20,865,313 km (0.059 R)
• M17: 21,950,645 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.3

Radius: 13.3

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.26 AU - 6.6 AU

Year: 4717 Days

Day: 5.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,060,274 km

• M1: 165,904 km (0.073 R)
• M2: 604,375 km (0.116 R)
• M3: 1,251,536 km (0.053 R)
• M4: 1,858,903 km (0.07 R)
• M5: 2,598,814 km (0.071 R)
• M6: 3,038,333 km (0.075 R)
• M7: 3,491,166 km (0.099 R)
• M8: 4,277,003 km (0.116 R)
• M9: 5,225,902 km (0.1 R)
• M10: 8,785,135 km (0.089 R)
• M11: 9,566,185 km (0.048 R)
• M12: 10,086,936 km (0.093 R)
• M13: 11,023,867 km (0.115 R)
• M14: 12,713,276 km (0.111 R)
• M15: 13,666,364 km (0.032 R)
• M16: 14,184,421 km (0.061 R)
• M17: 16,653,085 km (0.096 R)
• M18: 18,986,812 km (0.119 R)
• M19: 20,475,161 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.3

Radius: 12.1

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 8.15 AU - 9.86 AU

Year: 10065 Days

Day: 12.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 22,060,274 km

• M1: 150,645 km (0.115 R)
• M2: 542,143 km (0.071 R)
• M3: 973,583 km (0.071 R)
• M4: 1,726,210 km (0.101 R)
• M5: 2,489,309 km (0.091 R)
• M6: 2,939,000 km (0.109 R)
• M7: 3,351,142 km (0.025 R)
• M8: 4,081,628 km (0.098 R)
• M9: 5,034,866 km (0.114 R)
• M10: 5,793,178 km (0.03 R)
• M11: 6,920,996 km (0.065 R)
• M12: 8,879,830 km (0.041 R)
• M13: 9,796,417 km (0.077 R)
• M14: 12,586,716 km (0.115 R)
• M15: 13,272,173 km (0.044 R)
• M16: 14,905,483 km (0.079 R)
• M17: 16,332,497 km (0.07 R)
• M18: 16,737,010 km (0.058 R)
• M19: 22,210,796 km (0.118 R)
• M20: 24,156,167 km (0.093 R)
• M21: 26,954,694 km (0.112 R)
• M22: 27,425,478 km (0.114 R)
• M23: 30,773,778 km (0.084 R)
• M24: 31,184,873 km (0.088 R)
• M25: 34,385,519 km (0.068 R)
• M26: 37,564,773 km (0.052 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.3

Radius: 9.1

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 10.07 AU - 11.89 AU

Year: 13563 Days

Day: 9.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,060,274 km

• M1: 126,709 km (0.038 R)
• M2: 481,406 km (0.082 R)
• M3: 766,988 km (0.094 R)
• M4: 1,465,760 km (0.086 R)
• M5: 1,809,835 km (0.096 R)
• M6: 2,194,152 km (0.098 R)
• M7: 4,552,263 km (0.069 R)
• M8: 10,368,778 km (0.063 R)
• M9: 10,851,979 km (0.07 R)
• M10: 12,616,935 km (0.031 R)
• M11: 17,314,757 km (0.045 R)
• M12: 18,575,717 km (0.117 R)
• M13: 21,472,979 km (0.072 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: 326 - 16,410 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit