🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.04 AU - 1.42 AU

Year: 501 Days

Day: 42.7 Hours

Environment

Temp: -7 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.14 AU - 2.18 AU

Year: 1165 Days

Day: 15.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 104,662,893 km

• M1: 36,203 km (0.087 R)
• M2: 1,227,899 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.63 AU - 3.71 AU

Year: 2581 Days

Day: 29.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.88 AU - 4.76 AU

Year: 2741 Days

Day: 47.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.5

Radius: 12.1

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.47 AU - 5.17 AU

Year: 3885 Days

Day: 12.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 104,662,893 km

• M1: 152,440 km (0.102 R)
• M2: 891,454 km (0.079 R)
• M3: 2,076,718 km (0.107 R)
• M4: 2,552,588 km (0.069 R)
• M5: 3,839,280 km (0.111 R)
• M6: 5,212,887 km (0.057 R)
• M7: 5,623,683 km (0.074 R)
• M8: 6,167,771 km (0.098 R)
• M9: 6,722,779 km (0.111 R)
• M10: 7,800,931 km (0.061 R)
• M11: 10,782,865 km (0.11 R)
• M12: 11,181,543 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.2

Radius: 12.9

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.41 AU - 5.69 AU

Year: 4166 Days

Day: 9.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 104,662,893 km

• M1: 160,818 km (0.031 R)
• M2: 612,304 km (0.084 R)
• M3: 1,156,541 km (0.096 R)
• M4: 1,817,016 km (0.069 R)
• M5: 2,835,777 km (0.097 R)
• M6: 3,631,937 km (0.063 R)
• M7: 5,532,728 km (0.104 R)
• M8: 9,933,299 km (0.086 R)
• M9: 10,716,443 km (0.089 R)
• M10: 12,974,773 km (0.044 R)
• M11: 13,412,646 km (0.062 R)
• M12: 16,139,516 km (0.101 R)
• M13: 16,875,089 km (0.113 R)
• M14: 17,573,860 km (0.117 R)
• M15: 20,237,450 km (0.093 R)
• M16: 20,827,165 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.4

Radius: 13.8

Gravity: 0.05 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.81 AU - 5.87 AU

Year: 4530 Days

Day: 7.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 104,662,893 km

• M1: 171,888 km (0.118 R)
• M2: 733,778 km (0.108 R)
• M3: 1,205,609 km (0.11 R)
• M4: 2,216,292 km (0.091 R)
• M5: 4,006,231 km (0.092 R)
• M6: 5,368,768 km (0.117 R)
• M7: 6,559,717 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.8

Radius: 11.1

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7.56 AU - 8 AU

Year: 7966 Days

Day: 9.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 104,662,893 km

• M1: 138,079 km (0.101 R)
• M2: 728,990 km (0.049 R)
• M3: 1,198,429 km (0.062 R)
• M4: 1,616,555 km (0.07 R)
• M5: 2,132,368 km (0.118 R)
• M6: 5,186,409 km (0.031 R)
• M7: 6,699,741 km (0.12 R)
• M8: 7,156,762 km (0.107 R)
• M9: 11,638,266 km (0.055 R)
• M10: 12,090,500 km (0.099 R)
• M11: 12,986,591 km (0.042 R)
• M12: 14,624,987 km (0.11 R)
• M13: 15,741,436 km (0.081 R)
• M14: 17,228,888 km (0.06 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501

Radius: 11.6

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 9.78 AU - 13.04 AU

Year: 14148 Days

Day: 5.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 104,662,893 km

• M1: 144,512 km (0.068 R)
• M2: 746,194 km (0.117 R)
• M3: 3,464,387 km (0.108 R)
• M4: 4,311,261 km (0.111 R)
• M5: 4,992,530 km (0.086 R)
• M6: 5,462,417 km (0.113 R)
• M7: 6,110,026 km (0.099 R)
• M8: 6,848,591 km (0.11 R)
• M9: 7,515,647 km (0.044 R)
• M10: 8,835,101 km (0.113 R)
• M11: 10,680,839 km (0.046 R)
• M12: 13,207,098 km (0.085 R)
• M13: 15,679,652 km (0.112 R)
• M14: 19,572,787 km (0.057 R)
• M15: 20,659,616 km (0.046 R)
• M16: 21,610,310 km (0.108 R)
• M17: 25,510,027 km (0.108 R)
• M18: 28,673,125 km (0.092 R)
• M19: 30,403,822 km (0.082 R)
• M20: 34,072,561 km (0.095 R)
• M21: 37,010,663 km (0.046 R)
• M22: 41,185,341 km (0.059 R)
• M23: 44,515,240 km (0.112 R)
• M24: 45,230,916 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.3

Radius: 3.5

Gravity: 61.9 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 18.59 AU - 19.63 AU

Year: 30666 Days

Day: 17.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 104,662,893 km

• M1: 43,533 km (0.093 R)
• M2: 228,885 km (0.054 R)
• M3: 425,606 km (0.075 R)
• M4: 958,025 km (0.048 R)
• M5: 1,083,238 km (0.049 R)
• M6: 1,267,244 km (0.06 R)
• M7: 1,697,936 km (0.117 R)
• M8: 2,080,009 km (0.105 R)
• M9: 2,267,156 km (0.119 R)
• M10: 2,465,373 km (0.079 R)
• M11: 2,595,074 km (0.094 R)
• M12: 2,729,413 km (0.117 R)
• M13: 4,377,084 km (0.096 R)
• M14: 5,172,795 km (0.073 R)
• M15: 5,829,679 km (0.084 R)
• M16: 6,013,834 km (0.068 R)
• M17: 6,739,234 km (0.032 R)
• M18: 8,361,474 km (0.102 R)
• M19: 9,833,517 km (0.094 R)
• M20: 11,831,845 km (0.115 R)
• M21: 16,153,877 km (0.095 R)
• M22: 19,829,048 km (0.118 R)
• M23: 25,585,425 km (0.049 R)
• M24: 29,174,278 km (0.042 R)
• M25: 29,308,317 km (0.041 R)
• M26: 31,088,382 km (0.111 R)
• M27: 31,368,430 km (0.085 R)
• M28: 33,230,325 km (0.085 R)
• M29: 45,968,883 km (0.047 R)
• M30: 55,027,034 km (0.095 R)
• M31: 69,890,330 km (0.111 R)
• M32: 72,560,802 km (0.091 R)
• M33: 75,046,969 km (0.112 R)
• M34: 77,076,264 km (0.06 R)
• M35: 80,188,348 km (0.109 R)
• M36: 85,011,832 km (0.073 R)
• M37: 93,765,851 km (0.034 R)
• M38: 96,415,528 km (0.107 R)
• M39: 99,114,573 km (0.097 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 10,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit