🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.87 AU - 1.29 AU

Year: 427 Days

Day: 26.8 Hours

Environment

Temp: 3 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 47,701,191 km

• M1: 55,501 km (0.11 R)
• M2: 70,012 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.16 AU - 1.86 AU

Year: 707 Days

Day: 23.9 Hours

Environment

Temp: -47 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 47,701,191 km

• M1: 82,578 km (0.041 R)
• M2: 104,120 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.94 AU - 3.54 AU

Year: 2221 Days

Day: 25.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.2

Radius: 14.4

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.71 AU - 7.89 AU

Year: 8295 Days

Day: 12.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,701,191 km

• M1: 179,218 km (0.078 R)
• M2: 628,311 km (0.095 R)
• M3: 1,135,149 km (0.076 R)
• M4: 1,764,956 km (0.103 R)
• M5: 2,548,998 km (0.111 R)
• M6: 3,065,260 km (0.085 R)
• M7: 4,586,820 km (0.114 R)
• M8: 5,233,682 km (0.109 R)
• M9: 6,388,577 km (0.085 R)
• M10: 6,932,964 km (0.11 R)
• M11: 7,666,891 km (0.078 R)
• M12: 8,975,723 km (0.101 R)
• M13: 11,979,049 km (0.105 R)
• M14: 13,210,390 km (0.118 R)
• M15: 15,277,234 km (0.085 R)
• M16: 15,793,346 km (0.042 R)
• M17: 17,134,940 km (0.074 R)
• M18: 17,833,562 km (0.081 R)
• M19: 23,866,246 km (0.078 R)
• M20: 24,826,365 km (0.1 R)
• M21: 26,360,790 km (0.095 R)
• M22: 26,823,796 km (0.091 R)
• M23: 30,624,928 km (0.109 R)
• M24: 33,891,846 km (0.12 R)
• M25: 35,891,820 km (0.033 R)
• M26: 36,690,523 km (0.11 R)
• M27: 37,384,508 km (0.102 R)
• M28: 38,679,427 km (0.117 R)
• M29: 39,882,493 km (0.105 R)
• M30: 40,370,631 km (0.104 R)
• M31: 41,359,024 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.2

Radius: 14.2

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 9.93 AU - 12.87 AU

Year: 14657 Days

Day: 7.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,701,191 km

• M1: 176,675 km (0.116 R)
• M2: 816,954 km (0.104 R)
• M3: 1,397,843 km (0.108 R)
• M4: 2,404,337 km (0.111 R)
• M5: 3,148,736 km (0.112 R)
• M6: 3,614,584 km (0.113 R)
• M7: 4,386,210 km (0.064 R)
• M8: 5,854,662 km (0.093 R)
• M9: 7,673,473 km (0.068 R)
• M10: 9,540,006 km (0.08 R)
• M11: 10,050,583 km (0.065 R)
• M12: 11,750,913 km (0.101 R)
• M13: 13,318,848 km (0.097 R)
• M14: 13,957,781 km (0.113 R)
• M15: 14,550,188 km (0.115 R)
• M16: 15,785,567 km (0.076 R)
• M17: 17,768,188 km (0.12 R)
• M18: 22,490,394 km (0.057 R)
• M19: 24,140,459 km (0.108 R)
• M20: 30,333,511 km (0.107 R)
• M21: 31,552,884 km (0.028 R)
• M22: 33,501,396 km (0.045 R)
• M23: 35,772,740 km (0.116 R)
• M24: 36,263,721 km (0.112 R)
• M25: 41,559,036 km (0.119 R)
• M26: 46,761,302 km (0.089 R)
• M27: 48,838,020 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.6

Radius: 7.3

Gravity: 13.62 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 11.17 AU - 15.39 AU

Year: 18429 Days

Day: 24.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,701,191 km

• M1: 90,806 km (0.065 R)
• M2: 348,413 km (0.04 R)
• M3: 601,982 km (0.104 R)
• M4: 2,151,666 km (0.088 R)
• M5: 2,449,665 km (0.119 R)
• M6: 3,541,879 km (0.082 R)
• M7: 4,147,751 km (0.06 R)
• M8: 4,611,654 km (0.113 R)
• M9: 6,254,537 km (0.093 R)
• M10: 7,466,131 km (0.112 R)
• M11: 8,203,199 km (0.108 R)
• M12: 8,880,429 km (0.061 R)
• M13: 10,110,422 km (0.08 R)
• M14: 11,770,360 km (0.118 R)
• M15: 15,232,953 km (0.112 R)
• M16: 17,999,616 km (0.092 R)
• M17: 19,866,148 km (0.056 R)
• M18: 21,468,790 km (0.068 R)
• M19: 25,685,206 km (0.088 R)
• M20: 26,345,232 km (0.073 R)
• M21: 29,336,442 km (0.084 R)
• M22: 30,300,450 km (0.116 R)
• M23: 30,544,744 km (0.077 R)
• M24: 32,038,179 km (0.066 R)
• M25: 32,931,428 km (0.119 R)
• M26: 35,304,649 km (0.081 R)
• M27: 46,261,795 km (0.042 R)
• M28: 50,592,953 km (0.098 R)
• M29: 68,080,196 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.5

Radius: 4.2

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 13.62 AU - 16.34 AU

Year: 22078 Days

Day: 19.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,701,191 km

• M1: 213,027 km (0.047 R)
• M2: 851,661 km (0.075 R)
• M3: 1,011,132 km (0.094 R)
• M4: 2,625,742 km (0.119 R)
• M5: 6,752,100 km (0.056 R)
• M6: 8,646,308 km (0.1 R)
• M7: 9,494,079 km (0.114 R)
• M8: 11,966,782 km (0.031 R)
• M9: 16,117,226 km (0.093 R)
• M10: 17,396,138 km (0.095 R)
• M11: 25,751,777 km (0.087 R)
• M12: 37,520,044 km (0.084 R)
• M13: 41,163,799 km (0.114 R)
• M14: 42,605,474 km (0.066 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 19,326 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit