🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.06 AU - 1.38 AU

Year: 476 Days

Day: 22.5 Hours

Environment

Temp: 32 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.3 AU - 1.48 AU

Year: 579 Days

Day: 15.7 Hours

Environment

Temp: -8 °C

Axial Tilt: 13.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.17 AU - 2.89 AU

Year: 1421 Days

Day: 15.9 Hours

Environment

Temp: -70 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.79 AU - 4.05 AU

Year: 2740 Days

Day: 13.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.84 AU - 4.76 AU

Year: 3148 Days

Day: 18.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,025,875 km

• M1: 45,927 km (0.077 R)
• M2: 122,221 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.9

Radius: 8.6

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.65 AU - 6.39 AU

Year: 4579 Days

Day: 13.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,025,875 km

• M1: 107,411 km (0.094 R)
• M2: 614,249 km (0.113 R)
• M3: 2,214,497 km (0.048 R)
• M4: 2,653,417 km (0.11 R)
• M5: 3,208,276 km (0.075 R)
• M6: 3,805,022 km (0.11 R)
• M7: 4,345,070 km (0.097 R)
• M8: 4,975,027 km (0.091 R)
• M9: 5,260,011 km (0.108 R)
• M10: 6,298,220 km (0.12 R)
• M11: 7,258,638 km (0.118 R)
• M12: 8,341,876 km (0.057 R)
• M13: 8,803,984 km (0.118 R)
• M14: 9,161,822 km (0.109 R)
• M15: 11,872,386 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.6

Radius: 12.5

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 10.61 AU - 12.99 AU

Year: 14313 Days

Day: 10.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 86,025,875 km

• M1: 163,211 km (0.071 R)
• M2: 762,650 km (0.1 R)
• M3: 1,445,863 km (0.079 R)
• M4: 1,907,822 km (0.117 R)
• M5: 2,468,814 km (0.116 R)
• M6: 3,584,963 km (0.108 R)
• M7: 4,044,229 km (0.069 R)
• M8: 5,331,519 km (0.113 R)
• M9: 6,536,529 km (0.088 R)
• M10: 7,270,457 km (0.084 R)
• M11: 8,548,471 km (0.105 R)
• M12: 9,860,295 km (0.091 R)
• M13: 10,421,137 km (0.091 R)
• M14: 14,245,308 km (0.113 R)
• M15: 15,704,186 km (0.088 R)
• M16: 18,662,484 km (0.098 R)
• M17: 19,521,774 km (0.084 R)
• M18: 20,138,865 km (0.116 R)
• M19: 23,127,083 km (0.077 R)
• M20: 24,829,207 km (0.11 R)
• M21: 26,186,210 km (0.066 R)
• M22: 31,626,336 km (0.076 R)
• M23: 32,600,817 km (0.086 R)
• M24: 36,833,389 km (0.109 R)
• M25: 39,709,857 km (0.068 R)
• M26: 41,708,634 km (0.088 R)
• M27: 42,880,434 km (0.069 R)
• M28: 44,074,076 km (0.034 R)
• M29: 52,887,335 km (0.099 R)
• M30: 54,086,961 km (0.093 R)
• M31: 59,251,079 km (0.035 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827

Radius: 3.6

Gravity: 63.81 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 15.38 AU - 15.94 AU

Year: 21882 Days

Day: 18.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 86,025,875 km

• M1: 55,501 km (0.078 R)
• M2: 334,950 km (0.097 R)
• M3: 521,498 km (0.052 R)
• M4: 643,869 km (0.114 R)
• M5: 887,415 km (0.065 R)
• M6: 1,324,839 km (0.063 R)
• M7: 2,163,484 km (0.104 R)
• M8: 2,606,294 km (0.092 R)
• M9: 3,078,874 km (0.104 R)
• M10: 3,606,206 km (0.077 R)
• M11: 4,056,346 km (0.111 R)
• M12: 4,506,785 km (0.12 R)
• M13: 4,989,687 km (0.112 R)
• M14: 5,588,976 km (0.051 R)
• M15: 6,057,816 km (0.108 R)
• M16: 6,691,812 km (0.102 R)
• M17: 6,880,904 km (0.105 R)
• M18: 7,724,187 km (0.085 R)
• M19: 9,201,466 km (0.086 R)
• M20: 11,926,391 km (0.048 R)
• M21: 12,629,202 km (0.077 R)
• M22: 13,211,138 km (0.075 R)
• M23: 13,659,034 km (0.118 R)
• M24: 14,271,936 km (0.103 R)
• M25: 15,470,365 km (0.118 R)
• M26: 16,647,700 km (0.086 R)
• M27: 17,703,412 km (0.115 R)
• M28: 21,646,662 km (0.065 R)
• M29: 29,410,044 km (0.081 R)
• M30: 30,172,843 km (0.105 R)
• M31: 33,355,538 km (0.077 R)
• M32: 37,788,422 km (0.117 R)
• M33: 39,912,862 km (0.085 R)
• M34: 41,162,004 km (0.046 R)
• M35: 41,636,977 km (0.099 R)
• M36: 44,232,350 km (0.045 R)
• M37: 48,324,451 km (0.109 R)
• M38: 50,642,918 km (0.111 R)
• M39: 51,188,352 km (0.101 R)
• M40: 57,251,255 km (0.097 R)
• M41: 76,353,257 km (0.117 R)
• M42: 82,715,954 km (0.046 R)
• M43: 84,742,556 km (0.05 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 12,693 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit