🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.65 AU - 0.91 AU

Year: 257 Days

Day: 21.6 Hours

Environment

Temp: 105 °C

Axial Tilt: 24.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.91 AU - 1.15 AU

Year: 390 Days

Day: 37.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 9.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 43,695,109 km

• M1: 91,105 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.23 AU - 1.77 AU

Year: 685 Days

Day: 42.1 Hours

Environment

Temp: -35 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.6

Radius: 11.6

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.88 AU - 5.32 AU

Year: 4293 Days

Day: 10.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,695,109 km

• M1: 144,362 km (0.115 R)
• M2: 527,482 km (0.113 R)
• M3: 963,261 km (0.067 R)
• M4: 1,756,728 km (0.11 R)
• M5: 2,138,950 km (0.074 R)
• M6: 2,577,272 km (0.065 R)
• M7: 3,249,116 km (0.073 R)
• M8: 4,196,519 km (0.093 R)
• M9: 4,684,209 km (0.067 R)
• M10: 5,891,613 km (0.087 R)
• M11: 6,504,815 km (0.108 R)
• M12: 7,159,904 km (0.052 R)
• M13: 8,150,690 km (0.068 R)
• M14: 8,873,547 km (0.088 R)
• M15: 10,447,167 km (0.078 R)
• M16: 11,720,395 km (0.094 R)
• M17: 12,542,285 km (0.119 R)
• M18: 13,299,101 km (0.068 R)
• M19: 19,742,281 km (0.104 R)
• M20: 22,331,970 km (0.05 R)
• M21: 27,416,203 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.4

Radius: 10.2

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.19 AU - 7.07 AU

Year: 5658 Days

Day: 12.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,695,109 km

• M1: 126,859 km (0.05 R)
• M2: 444,306 km (0.055 R)
• M3: 790,774 km (0.088 R)
• M4: 1,665,473 km (0.044 R)
• M5: 2,630,080 km (0.036 R)
• M6: 2,951,416 km (0.101 R)
• M7: 3,560,729 km (0.109 R)
• M8: 4,226,738 km (0.074 R)
• M9: 4,945,556 km (0.112 R)
• M10: 5,408,861 km (0.109 R)
• M11: 6,092,822 km (0.089 R)
• M12: 6,903,792 km (0.107 R)
• M13: 7,409,283 km (0.12 R)
• M14: 11,367,045 km (0.094 R)
• M15: 12,968,041 km (0.043 R)
• M16: 13,294,464 km (0.074 R)
• M17: 14,249,347 km (0.055 R)
• M18: 14,773,089 km (0.109 R)
• M19: 15,129,431 km (0.108 R)
• M20: 16,107,502 km (0.117 R)
• M21: 17,919,880 km (0.109 R)
• M22: 19,224,673 km (0.108 R)
• M23: 20,008,416 km (0.091 R)
• M24: 22,099,645 km (0.063 R)
• M25: 24,250,264 km (0.084 R)
• M26: 29,616,040 km (0.117 R)
• M27: 30,661,280 km (0.091 R)
• M28: 31,047,392 km (0.071 R)
• M29: 35,405,478 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.5

Radius: 9.6

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 8.4 AU - 11.26 AU

Year: 11489 Days

Day: 12.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,695,109 km

• M1: 119,529 km (0.057 R)
• M2: 864,227 km (0.102 R)
• M3: 2,159,445 km (0.1 R)
• M4: 3,222,039 km (0.1 R)
• M5: 3,883,112 km (0.097 R)
• M6: 4,275,058 km (0.065 R)
• M7: 4,693,334 km (0.118 R)
• M8: 5,752,637 km (0.095 R)
• M9: 7,934,671 km (0.078 R)
• M10: 8,383,764 km (0.113 R)
• M11: 8,849,612 km (0.111 R)
• M12: 9,186,057 km (0.097 R)
• M13: 9,580,846 km (0.066 R)
• M14: 10,457,639 km (0.035 R)
• M15: 11,219,092 km (0.085 R)
• M16: 12,730,779 km (0.095 R)
• M17: 14,974,148 km (0.073 R)
• M18: 15,941,149 km (0.116 R)
• M19: 17,543,941 km (0.099 R)
• M20: 18,307,039 km (0.117 R)
• M21: 19,412,268 km (0.058 R)
• M22: 20,982,448 km (0.06 R)
• M23: 21,581,737 km (0.096 R)
• M24: 29,584,026 km (0.096 R)
• M25: 36,587,600 km (0.118 R)
• M26: 43,093,462 km (0.073 R)
• M27: 48,376,211 km (0.096 R)
• M28: 49,723,490 km (0.101 R)
• M29: 51,868,873 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79.6

Radius: 6.2

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 16.02 AU - 17.46 AU

Year: 25532 Days

Day: 18.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,695,109 km

• M1: 77,342 km (0.049 R)
• M2: 287,677 km (0.111 R)
• M3: 481,107 km (0.096 R)
• M4: 718,519 km (0.052 R)
• M5: 1,024,446 km (0.088 R)
• M6: 1,702,274 km (0.074 R)
• M7: 2,508,457 km (0.113 R)
• M8: 2,744,971 km (0.078 R)
• M9: 2,996,146 km (0.084 R)
• M10: 4,322,780 km (0.063 R)
• M11: 4,576,797 km (0.085 R)
• M12: 5,084,084 km (0.077 R)
• M13: 6,000,221 km (0.107 R)
• M14: 6,534,136 km (0.1 R)
• M15: 7,216,003 km (0.097 R)
• M16: 8,899,428 km (0.114 R)
• M17: 13,491,634 km (0.118 R)
• M18: 16,699,012 km (0.107 R)
• M19: 18,040,306 km (0.11 R)
• M20: 18,848,883 km (0.113 R)
• M21: 19,148,827 km (0.07 R)
• M22: 21,338,341 km (0.078 R)
• M23: 22,325,837 km (0.109 R)
• M24: 24,391,634 km (0.058 R)
• M25: 27,244,016 km (0.078 R)
• M26: 28,503,630 km (0.106 R)
• M27: 37,120,916 km (0.12 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 19,914 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit