🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.71 AU - 1.03 AU

Year: 307 Days

Day: 16.3 Hours

Environment

Temp: 44 °C

Axial Tilt: 28.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1 AU - 1.48 AU

Year: 523 Days

Day: 26.3 Hours

Environment

Temp: -34 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.98 AU - 1.6 AU

Year: 555 Days

Day: 22 Hours

Environment

Temp: -34 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,065,121 km

• M1: 243,545 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.86 AU - 2.58 AU

Year: 1253 Days

Day: 25.4 Hours

Environment

Temp: -87 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.65 AU - 3.85 AU

Year: 2219 Days

Day: 43.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,065,121 km

• M1: 1,605,634 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.5

Radius: 11.2

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.99 AU - 6.67 AU

Year: 6032 Days

Day: 10.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,065,121 km

• M1: 139,874 km (0.118 R)
• M2: 499,208 km (0.099 R)
• M3: 1,331,870 km (0.059 R)
• M4: 2,498,883 km (0.081 R)
• M5: 2,998,989 km (0.105 R)
• M6: 3,632,386 km (0.118 R)
• M7: 5,919,438 km (0.088 R)
• M8: 6,438,692 km (0.106 R)
• M9: 10,729,159 km (0.112 R)
• M10: 11,751,810 km (0.094 R)
• M11: 13,877,746 km (0.088 R)
• M12: 15,692,966 km (0.106 R)
• M13: 16,186,041 km (0.071 R)
• M14: 21,249,779 km (0.119 R)
• M15: 22,702,524 km (0.096 R)
• M16: 27,903,892 km (0.059 R)
• M17: 29,551,115 km (0.042 R)
• M18: 32,637,917 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.7

Radius: 9.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 7.71 AU - 8.71 AU

Year: 8910 Days

Day: 9.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,065,121 km

• M1: 122,221 km (0.101 R)
• M2: 720,463 km (0.094 R)
• M3: 1,045,390 km (0.107 R)
• M4: 1,358,498 km (0.07 R)
• M5: 1,806,095 km (0.039 R)
• M6: 2,139,399 km (0.117 R)
• M7: 2,700,840 km (0.074 R)
• M8: 3,193,167 km (0.051 R)
• M9: 3,508,818 km (0.079 R)
• M10: 4,160,317 km (0.054 R)
• M11: 4,723,553 km (0.095 R)
• M12: 5,465,558 km (0.08 R)
• M13: 6,226,413 km (0.108 R)
• M14: 9,338,797 km (0.117 R)
• M15: 9,910,410 km (0.098 R)
• M16: 12,432,929 km (0.039 R)
• M17: 13,744,903 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778

Radius: 4.3

Gravity: 42.08 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 13.07 AU - 15.75 AU

Year: 20718 Days

Day: 23.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 41,065,121 km

• M1: 53,556 km (0.063 R)
• M2: 367,861 km (0.096 R)
• M3: 628,311 km (0.088 R)
• M4: 827,426 km (0.119 R)
• M5: 1,687,913 km (0.058 R)
• M6: 3,052,694 km (0.065 R)
• M7: 7,067,003 km (0.118 R)
• M8: 8,219,954 km (0.103 R)
• M9: 10,891,174 km (0.071 R)
• M10: 15,575,233 km (0.081 R)
• M11: 19,883,053 km (0.072 R)
• M12: 22,565,642 km (0.077 R)
• M13: 22,773,433 km (0.111 R)
• M14: 27,319,862 km (0.07 R)
• M15: 27,555,928 km (0.078 R)
• M16: 33,234,214 km (0.097 R)
• M17: 34,318,948 km (0.09 R)
• M18: 36,559,176 km (0.092 R)
• M19: 40,403,991 km (0.073 R)
• M20: 44,022,465 km (0.102 R)
• M21: 54,839,887 km (0.109 R)
• M22: 67,730,735 km (0.113 R)
• M23: 73,042,208 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.7

Radius: 7.4

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 13.8 AU - 18 AU

Year: 24013 Days

Day: 20.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,065,121 km

• M1: 92,003 km (0.111 R)
• M2: 1,176,288 km (0.102 R)
• M3: 1,524,701 km (0.057 R)
• M4: 3,776,149 km (0.046 R)
• M5: 4,080,132 km (0.109 R)
• M6: 4,623,322 km (0.109 R)
• M7: 6,366,287 km (0.099 R)
• M8: 9,255,620 km (0.033 R)
• M9: 12,195,817 km (0.054 R)
• M10: 13,146,511 km (0.082 R)
• M11: 17,170,993 km (0.05 R)
• M12: 20,913,334 km (0.114 R)
• M13: 24,031,701 km (0.06 R)
• M14: 27,919,002 km (0.034 R)
• M15: 38,655,641 km (0.057 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: 498 - 20,165 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit