🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.69 AU - 1.07 AU

Year: 360 Days

Day: 31.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.28 AU - 2.58 AU

Year: 1654 Days

Day: 28.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,578,518 km

• M1: 790,625 km (0.086 R)

Asteroid Belt

Center: 3.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580

Radius: 9.3

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.04 AU - 6.2 AU

Year: 5058 Days

Day: 7.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,578,518 km

• M1: 115,639 km (0.072 R)
• M2: 420,968 km (0.108 R)
• M3: 731,683 km (0.115 R)
• M4: 1,037,611 km (0.095 R)
• M5: 1,431,053 km (0.025 R)
• M6: 1,726,359 km (0.102 R)
• M7: 2,020,170 km (0.115 R)
• M8: 2,427,076 km (0.114 R)
• M9: 2,798,527 km (0.108 R)
• M10: 3,488,622 km (0.113 R)
• M11: 5,369,516 km (0.086 R)
• M12: 8,893,893 km (0.084 R)
• M13: 9,781,906 km (0.062 R)
• M14: 10,119,099 km (0.108 R)
• M15: 10,639,401 km (0.11 R)
• M16: 11,314,685 km (0.095 R)
• M17: 13,721,117 km (0.049 R)
• M18: 14,251,142 km (0.108 R)
• M19: 17,784,793 km (0.066 R)
• M20: 20,463,642 km (0.103 R)
• M21: 21,296,005 km (0.112 R)
• M22: 22,440,728 km (0.059 R)
• M23: 24,541,680 km (0.066 R)
• M24: 24,930,186 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.6

Radius: 14

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.33 AU - 6.89 AU

Year: 5801 Days

Day: 7.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,578,518 km

• M1: 176,825 km (0.057 R)
• M2: 663,915 km (0.046 R)
• M3: 1,327,980 km (0.066 R)
• M4: 1,833,920 km (0.086 R)
• M5: 2,766,962 km (0.041 R)
• M6: 3,544,273 km (0.076 R)
• M7: 4,540,146 km (0.03 R)
• M8: 6,672,215 km (0.06 R)
• M9: 7,549,157 km (0.051 R)
• M10: 10,280,814 km (0.116 R)
• M11: 10,831,933 km (0.08 R)
• M12: 11,993,560 km (0.089 R)
• M13: 13,724,557 km (0.074 R)
• M14: 14,393,559 km (0.025 R)
• M15: 15,797,086 km (0.085 R)
• M16: 17,225,896 km (0.103 R)
• M17: 18,402,932 km (0.105 R)
• M18: 19,563,213 km (0.107 R)
• M19: 22,256,573 km (0.081 R)
• M20: 23,652,471 km (0.034 R)
• M21: 28,999,697 km (0.055 R)
• M22: 29,639,527 km (0.06 R)
• M23: 30,102,383 km (0.071 R)
• M24: 31,615,864 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377

Radius: 15

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.25 AU - 7.29 AU

Year: 6854 Days

Day: 10.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,578,518 km

• M1: 186,549 km (0.073 R)
• M2: 707,748 km (0.092 R)
• M3: 1,297,163 km (0.115 R)
• M4: 1,786,947 km (0.113 R)
• M5: 2,754,246 km (0.082 R)
• M6: 3,564,020 km (0.105 R)
• M7: 4,095,242 km (0.097 R)
• M8: 5,866,480 km (0.106 R)
• M9: 6,874,022 km (0.091 R)
• M10: 7,349,893 km (0.074 R)
• M11: 8,406,353 km (0.115 R)
• M12: 9,192,490 km (0.098 R)
• M13: 9,898,742 km (0.108 R)
• M14: 11,467,275 km (0.118 R)
• M15: 12,786,429 km (0.076 R)
• M16: 13,773,925 km (0.088 R)
• M17: 14,588,934 km (0.113 R)
• M18: 15,321,066 km (0.066 R)
• M19: 17,290,223 km (0.118 R)
• M20: 20,588,108 km (0.107 R)
• M21: 24,362,911 km (0.115 R)
• M22: 25,073,950 km (0.045 R)
• M23: 27,290,242 km (0.076 R)
• M24: 29,367,708 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.6

Radius: 5.5

Gravity: 29.77 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 12.35 AU - 17.93 AU

Year: 25718 Days

Day: 21.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,578,518 km

• M1: 83,924 km (0.11 R)
• M2: 289,771 km (0.084 R)
• M3: 471,832 km (0.039 R)
• M4: 722,857 km (0.089 R)
• M5: 1,160,730 km (0.067 R)
• M6: 2,184,578 km (0.115 R)
• M7: 2,546,006 km (0.068 R)
• M8: 2,863,004 km (0.1 R)
• M9: 4,148,349 km (0.115 R)
• M10: 4,512,470 km (0.085 R)
• M11: 4,858,191 km (0.072 R)
• M12: 5,821,900 km (0.08 R)
• M13: 7,737,052 km (0.06 R)
• M14: 8,925,009 km (0.115 R)
• M15: 11,236,296 km (0.089 R)
• M16: 11,870,890 km (0.034 R)
• M17: 12,905,210 km (0.112 R)
• M18: 13,838,401 km (0.107 R)
• M19: 17,833,861 km (0.09 R)
• M20: 18,309,732 km (0.11 R)
• M21: 21,026,729 km (0.077 R)
• M22: 28,129,785 km (0.086 R)
• M23: 35,621,048 km (0.046 R)
• M24: 38,386,215 km (0.101 R)
• M25: 40,797,135 km (0.109 R)
• M26: 50,689,294 km (0.113 R)
• M27: 51,260,159 km (0.099 R)
• M28: 52,221,176 km (0.043 R)
• M29: 53,194,160 km (0.111 R)
• M30: 56,388,973 km (0.055 R)
• M31: 59,709,148 km (0.053 R)
• M32: 63,377,288 km (0.118 R)
• M33: 69,741,630 km (0.089 R)
• M34: 90,802,616 km (0.027 R)
• M35: 93,914,850 km (0.102 R)
• M36: 94,201,181 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484

Radius: 7.5

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 12.14 AU - 19.44 AU

Year: 27391 Days

Day: 17.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 83,578,518 km

• M1: 94,546 km (0.114 R)
• M2: 613,351 km (0.092 R)
• M3: 866,471 km (0.091 R)
• M4: 1,218,774 km (0.073 R)
• M5: 1,611,917 km (0.06 R)
• M6: 1,848,581 km (0.032 R)
• M7: 2,702,635 km (0.108 R)
• M8: 3,317,034 km (0.097 R)
• M9: 3,581,373 km (0.108 R)
• M10: 3,955,966 km (0.045 R)
• M11: 5,083,784 km (0.041 R)
• M12: 6,684,781 km (0.079 R)
• M13: 7,253,552 km (0.071 R)
• M14: 7,599,871 km (0.071 R)
• M15: 9,795,519 km (0.035 R)
• M16: 10,342,150 km (0.053 R)
• M17: 11,899,763 km (0.087 R)
• M18: 12,312,503 km (0.05 R)
• M19: 14,520,269 km (0.106 R)
• M20: 19,990,165 km (0.086 R)
• M21: 20,377,773 km (0.034 R)
• M22: 21,167,949 km (0.11 R)
• M23: 25,202,604 km (0.056 R)
• M24: 26,112,757 km (0.119 R)
• M25: 26,692,598 km (0.109 R)
• M26: 27,638,356 km (0.103 R)
• M27: 27,998,737 km (0.107 R)
• M28: 29,973,579 km (0.05 R)
• M29: 30,866,080 km (0.095 R)
• M30: 31,383,988 km (0.075 R)
• M31: 41,254,754 km (0.066 R)
• M32: 44,625,344 km (0.099 R)
• M33: 45,453,967 km (0.08 R)
• M34: 49,575,238 km (0.103 R)
• M35: 53,565,911 km (0.113 R)
• M36: 53,939,008 km (0.047 R)
• M37: 64,890,470 km (0.032 R)
• M38: 66,597,382 km (0.12 R)
• M39: 72,807,638 km (0.079 R)
• M40: 83,578,535 km (0.094 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 14,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit