🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.86 AU - 1.06 AU

Year: 345 Days

Day: 30.8 Hours

Environment

Temp: 33 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.87 AU - 1.43 AU

Year: 453 Days

Day: 33.3 Hours

Environment

Temp: 3 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.13 AU - 2.43 AU

Year: 1264 Days

Day: 44.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,637,283 km

• M1: 182,509 km (0.034 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.33 AU - 3.09 AU

Year: 1638 Days

Day: 34.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.18 AU - 3.32 AU

Year: 2151 Days

Day: 22.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912

Radius: 12.4

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.66 AU - 8.26 AU

Year: 6740 Days

Day: 9.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,637,283 km

• M1: 154,235 km (0.093 R)
• M2: 561,142 km (0.119 R)
• M3: 1,098,946 km (0.086 R)
• M4: 2,101,850 km (0.054 R)
• M5: 2,605,397 km (0.065 R)
• M6: 3,189,127 km (0.086 R)
• M7: 3,834,193 km (0.062 R)
• M8: 4,320,237 km (0.119 R)
• M9: 5,263,003 km (0.083 R)
• M10: 6,064,847 km (0.078 R)
• M11: 6,691,363 km (0.119 R)
• M12: 7,208,224 km (0.088 R)
• M13: 7,791,506 km (0.087 R)
• M14: 10,203,921 km (0.066 R)
• M15: 10,592,277 km (0.078 R)
• M16: 11,711,569 km (0.045 R)
• M17: 12,137,623 km (0.117 R)
• M18: 14,977,440 km (0.106 R)
• M19: 16,058,583 km (0.039 R)
• M20: 16,518,597 km (0.117 R)
• M21: 19,614,674 km (0.078 R)
• M22: 29,593,750 km (0.093 R)
• M23: 32,741,888 km (0.101 R)
• M24: 37,239,548 km (0.072 R)
• M25: 39,338,256 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.6

Radius: 14.8

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.99 AU - 8.69 AU

Year: 8058 Days

Day: 14.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,637,283 km

• M1: 184,155 km (0.106 R)
• M2: 655,089 km (0.117 R)
• M3: 1,169,706 km (0.044 R)
• M4: 1,848,730 km (0.057 R)
• M5: 2,600,909 km (0.098 R)
• M6: 3,236,101 km (0.119 R)
• M7: 4,360,329 km (0.11 R)
• M8: 5,183,417 km (0.054 R)
• M9: 6,348,186 km (0.078 R)
• M10: 8,140,817 km (0.106 R)
• M11: 9,193,687 km (0.059 R)
• M12: 9,712,642 km (0.06 R)
• M13: 10,251,044 km (0.109 R)
• M14: 10,722,128 km (0.061 R)
• M15: 15,030,846 km (0.077 R)
• M16: 15,922,599 km (0.101 R)
• M17: 17,325,977 km (0.117 R)
• M18: 18,244,059 km (0.086 R)
• M19: 20,580,029 km (0.072 R)
• M20: 25,918,130 km (0.09 R)
• M21: 27,038,020 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.6

Radius: 3.3

Gravity: 56.53 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 12.39 AU - 20.35 AU

Year: 24313 Days

Day: 21.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,637,283 km

• M1: 41,139 km (0.114 R)
• M2: 229,034 km (0.11 R)
• M3: 680,222 km (0.072 R)
• M4: 871,856 km (0.088 R)
• M5: 1,125,874 km (0.062 R)
• M6: 1,378,844 km (0.092 R)
• M7: 1,760,617 km (0.089 R)
• M8: 2,037,972 km (0.061 R)
• M9: 3,045,214 km (0.044 R)
• M10: 3,812,801 km (0.106 R)
• M11: 4,811,666 km (0.106 R)
• M12: 6,733,999 km (0.118 R)
• M13: 8,555,053 km (0.063 R)
• M14: 11,000,231 km (0.109 R)
• M15: 11,130,231 km (0.09 R)
• M16: 13,058,697 km (0.111 R)
• M17: 13,798,160 km (0.047 R)
• M18: 15,038,775 km (0.111 R)
• M19: 26,442,471 km (0.099 R)
• M20: 32,162,046 km (0.061 R)
• M21: 33,916,231 km (0.116 R)
• M22: 35,026,845 km (0.118 R)
• M23: 36,448,773 km (0.106 R)
• M24: 37,613,841 km (0.088 R)
• M25: 40,325,303 km (0.09 R)
• M26: 40,634,372 km (0.084 R)
• M27: 45,295,243 km (0.078 R)
• M28: 58,577,440 km (0.064 R)
• M29: 67,065,623 km (0.036 R)
• M30: 71,714,377 km (0.108 R)
• M31: 73,080,953 km (0.077 R)
• M32: 77,522,963 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 17,225 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit