🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.39 AU - 0.63 AU

Year: 131 Days

Day: 42.6 Hours

Environment

Temp: 264 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.23 AU - 1.41 AU

Year: 546 Days

Day: 39.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 32.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.23 AU - 1.61 AU

Year: 609 Days

Day: 27 Hours

Environment

Temp: -10 °C

Axial Tilt: 18.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 35,154,485 km

• M1: 39,643 km (0.101 R)

Asteroid Belt

Center: 3.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477

Radius: 12.6

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.52 AU - 6.14 AU

Year: 4429 Days

Day: 8.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,154,485 km

• M1: 159,471 km (0.117 R)
• M2: 655,687 km (0.052 R)
• M3: 1,439,880 km (0.069 R)
• M4: 1,935,198 km (0.086 R)
• M5: 2,497,686 km (0.1 R)
• M6: 3,448,680 km (0.114 R)
• M7: 3,912,583 km (0.105 R)
• M8: 4,942,265 km (0.074 R)
• M9: 5,349,321 km (0.088 R)
• M10: 5,861,993 km (0.079 R)
• M11: 6,954,955 km (0.067 R)
• M12: 7,868,848 km (0.072 R)
• M13: 8,284,431 km (0.053 R)
• M14: 10,095,762 km (0.118 R)
• M15: 11,354,329 km (0.096 R)
• M16: 13,239,860 km (0.072 R)
• M17: 13,729,943 km (0.087 R)
• M18: 16,086,259 km (0.069 R)
• M19: 18,823,302 km (0.078 R)
• M20: 19,949,175 km (0.086 R)
• M21: 21,654,142 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.3

Radius: 8.6

Gravity: 12.92 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.42 AU - 7.82 AU

Year: 6837 Days

Day: 13.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,154,485 km

• M1: 119,977 km (0.065 R)
• M2: 585,526 km (0.061 R)
• M3: 997,668 km (0.048 R)
• M4: 1,283,251 km (0.086 R)
• M5: 1,637,797 km (0.113 R)
• M6: 2,106,338 km (0.082 R)
• M7: 2,901,899 km (0.029 R)
• M8: 4,089,707 km (0.119 R)
• M9: 4,634,692 km (0.071 R)
• M10: 5,802,602 km (0.109 R)
• M11: 6,455,148 km (0.049 R)
• M12: 7,865,557 km (0.111 R)
• M13: 13,315,407 km (0.099 R)
• M14: 14,695,298 km (0.054 R)
• M15: 25,119,726 km (0.116 R)
• M16: 27,784,364 km (0.092 R)
• M17: 29,728,238 km (0.097 R)
• M18: 38,060,241 km (0.034 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.1

Radius: 14.9

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 8.84 AU - 12.8 AU

Year: 12809 Days

Day: 10.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,154,485 km

• M1: 185,352 km (0.05 R)
• M2: 672,143 km (0.099 R)
• M3: 1,659,190 km (0.099 R)
• M4: 2,391,172 km (0.12 R)
• M5: 3,818,785 km (0.108 R)
• M6: 4,541,492 km (0.094 R)
• M7: 5,142,277 km (0.067 R)
• M8: 6,923,090 km (0.044 R)
• M9: 8,001,691 km (0.088 R)
• M10: 9,189,648 km (0.114 R)
• M11: 14,354,813 km (0.116 R)
• M12: 18,909,470 km (0.093 R)
• M13: 19,680,049 km (0.116 R)
• M14: 26,301,101 km (0.12 R)
• M15: 29,252,816 km (0.104 R)
• M16: 30,052,866 km (0.101 R)
• M17: 31,220,926 km (0.12 R)
• M18: 32,177,006 km (0.093 R)
• M19: 44,618,463 km (0.073 R)
• M20: 45,831,552 km (0.094 R)
• M21: 48,641,448 km (0.089 R)
• M22: 62,905,306 km (0.031 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.3

Radius: 12.9

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 9.6 AU - 14.22 AU

Year: 14792 Days

Day: 11.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,154,485 km

• M1: 166,951 km (0.05 R)
• M2: 568,921 km (0.062 R)
• M3: 1,226,852 km (0.113 R)
• M4: 2,154,209 km (0.111 R)
• M5: 2,588,492 km (0.111 R)
• M6: 3,178,057 km (0.095 R)
• M7: 4,441,710 km (0.113 R)
• M8: 5,188,054 km (0.073 R)
• M9: 5,903,581 km (0.089 R)
• M10: 6,765,564 km (0.101 R)
• M11: 7,227,223 km (0.12 R)
• M12: 9,860,145 km (0.112 R)
• M13: 11,246,469 km (0.118 R)
• M14: 13,597,250 km (0.067 R)
• M15: 17,244,147 km (0.057 R)
• M16: 17,791,076 km (0.083 R)
• M17: 20,876,233 km (0.113 R)
• M18: 23,058,268 km (0.054 R)
• M19: 24,496,951 km (0.04 R)
• M20: 25,188,541 km (0.036 R)
• M21: 34,904,474 km (0.107 R)
• M22: 38,363,626 km (0.117 R)
• M23: 40,517,985 km (0.12 R)
• M24: 43,899,046 km (0.109 R)
• M25: 46,254,764 km (0.11 R)
• M26: 55,840,996 km (0.119 R)
• M27: 56,866,788 km (0.117 R)
• M28: 57,731,165 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422.5

Radius: 7.2

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 13.63 AU - 16.01 AU

Year: 20533 Days

Day: 20.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 35,154,485 km

• M1: 89,609 km (0.089 R)
• M2: 330,013 km (0.102 R)
• M3: 555,457 km (0.113 R)
• M4: 780,901 km (0.042 R)
• M5: 1,629,420 km (0.077 R)
• M6: 1,957,189 km (0.101 R)
• M7: 3,934,424 km (0.095 R)
• M8: 4,270,720 km (0.067 R)
• M9: 7,278,535 km (0.098 R)
• M10: 10,981,381 km (0.068 R)
• M11: 11,898,715 km (0.114 R)
• M12: 14,165,871 km (0.1 R)
• M13: 15,177,751 km (0.074 R)
• M14: 15,853,335 km (0.086 R)
• M15: 19,975,804 km (0.092 R)
• M16: 21,619,435 km (0.1 R)
• M17: 22,667,219 km (0.107 R)
• M18: 25,696,277 km (0.032 R)
• M19: 27,859,013 km (0.112 R)
• M20: 33,288,369 km (0.082 R)
• M21: 34,299,501 km (0.081 R)
• M22: 39,382,986 km (0.115 R)
• M23: 39,804,553 km (0.109 R)
• M24: 47,279,958 km (0.085 R)
• M25: 54,587,665 km (0.099 R)
• M26: 57,241,232 km (0.033 R)
• M27: 59,609,665 km (0.039 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60

Radius: 3

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 12.3 AU - 18 AU

Year: 21222 Days

Day: 15.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,154,485 km

• M1: 39,045 km (0.092 R)
• M2: 219,161 km (0.086 R)
• M3: 339,886 km (0.119 R)
• M4: 458,966 km (0.105 R)
• M5: 1,155,943 km (0.079 R)
• M6: 1,381,387 km (0.073 R)
• M7: 1,491,940 km (0.085 R)
• M8: 2,301,713 km (0.108 R)
• M9: 2,620,506 km (0.073 R)
• M10: 3,636,874 km (0.102 R)
• M11: 4,374,541 km (0.098 R)
• M12: 5,784,800 km (0.112 R)
• M13: 7,660,608 km (0.102 R)
• M14: 13,419,677 km (0.086 R)
• M15: 14,095,261 km (0.102 R)
• M16: 15,271,100 km (0.118 R)
• M17: 18,562,104 km (0.073 R)
• M18: 20,925,750 km (0.099 R)
• M19: 28,466,680 km (0.053 R)
• M20: 30,241,060 km (0.094 R)
• M21: 32,887,297 km (0.118 R)
• M22: 34,111,456 km (0.116 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 12,010 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit