🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.8 AU - 0.82 AU

Year: 270 Days

Day: 39.3 Hours

Environment

Temp: 166 °C

Axial Tilt: 4.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.09 AU - 1.21 AU

Year: 457 Days

Day: 21.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 20.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.36 AU - 2.18 AU

Year: 873 Days

Day: 27.1 Hours

Environment

Temp: -59 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.88 AU - 2.08 AU

Year: 1033 Days

Day: 29.9 Hours

Environment

Temp: -67 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.6

Radius: 13.6

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.91 AU - 6.73 AU

Year: 5207 Days

Day: 5.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 101,581,717 km

• M1: 178,021 km (0.052 R)
• M2: 653,443 km (0.079 R)
• M3: 1,479,822 km (0.107 R)
• M4: 2,084,048 km (0.12 R)
• M5: 2,899,805 km (0.087 R)
• M6: 5,921,832 km (0.107 R)
• M7: 6,456,495 km (0.073 R)
• M8: 7,885,603 km (0.091 R)
• M9: 10,451,954 km (0.08 R)
• M10: 11,533,397 km (0.095 R)
• M11: 12,415,127 km (0.044 R)
• M12: 14,714,746 km (0.103 R)
• M13: 15,593,484 km (0.047 R)
• M14: 16,782,338 km (0.1 R)
• M15: 18,030,583 km (0.115 R)
• M16: 22,889,821 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 818.8

Radius: 5.9

Gravity: 23.52 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 10.37 AU - 13.97 AU

Year: 15745 Days

Day: 23.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 101,581,717 km

• M1: 73,303 km (0.03 R)
• M2: 274,512 km (0.084 R)
• M3: 501,751 km (0.118 R)
• M4: 1,839,007 km (0.114 R)
• M5: 2,434,257 km (0.119 R)
• M6: 2,971,762 km (0.101 R)
• M7: 4,608,362 km (0.084 R)
• M8: 9,089,417 km (0.055 R)
• M9: 11,830,648 km (0.075 R)
• M10: 15,454,657 km (0.026 R)
• M11: 18,873,417 km (0.114 R)
• M12: 34,891,160 km (0.094 R)
• M13: 39,968,961 km (0.098 R)
• M14: 40,690,770 km (0.11 R)
• M15: 53,104,851 km (0.105 R)
• M16: 55,214,181 km (0.069 R)
• M17: 63,426,056 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80

Radius: 3.2

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 13.57 AU - 17.13 AU

Year: 22303 Days

Day: 19.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 101,581,717 km

• M1: 48,470 km (0.067 R)
• M2: 182,958 km (0.049 R)
• M3: 288,724 km (0.085 R)
• M4: 817,552 km (0.067 R)
• M5: 1,424,172 km (0.113 R)
• M6: 8,329,609 km (0.066 R)
• M7: 10,318,812 km (0.119 R)
• M8: 13,051,816 km (0.065 R)
• M9: 13,627,468 km (0.047 R)
• M10: 13,744,604 km (0.102 R)
• M11: 15,203,183 km (0.082 R)
• M12: 19,220,484 km (0.115 R)
• M13: 20,573,896 km (0.036 R)
• M14: 22,475,584 km (0.074 R)
• M15: 36,056,976 km (0.087 R)
• M16: 39,756,233 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.3

Radius: 6.1

Gravity: 17.23 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 17.51 AU - 21.45 AU

Year: 31885 Days

Day: 19.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 101,581,717 km

• M1: 75,846 km (0.1 R)
• M2: 309,368 km (0.106 R)
• M3: 531,820 km (0.081 R)
• M4: 761,154 km (0.111 R)
• M5: 1,142,030 km (0.102 R)
• M6: 1,819,110 km (0.045 R)
• M7: 3,248,518 km (0.093 R)
• M8: 4,030,316 km (0.037 R)
• M9: 5,868,425 km (0.068 R)
• M10: 7,704,141 km (0.113 R)
• M11: 9,891,710 km (0.108 R)
• M12: 10,150,664 km (0.061 R)
• M13: 15,187,774 km (0.119 R)
• M14: 15,970,769 km (0.106 R)
• M15: 17,428,750 km (0.117 R)
• M16: 17,806,635 km (0.106 R)
• M17: 19,880,809 km (0.101 R)
• M18: 23,457,395 km (0.099 R)
• M19: 27,313,579 km (0.074 R)
• M20: 28,080,717 km (0.059 R)
• M21: 30,332,464 km (0.085 R)
• M22: 33,276,700 km (0.11 R)
• M23: 33,566,621 km (0.078 R)
• M24: 33,858,336 km (0.103 R)
• M25: 39,888,776 km (0.059 R)
• M26: 43,934,651 km (0.091 R)
• M27: 46,236,363 km (0.107 R)
• M28: 57,280,426 km (0.057 R)
• M29: 58,115,631 km (0.12 R)
• M30: 58,536,151 km (0.084 R)
• M31: 59,810,126 km (0.067 R)
• M32: 60,024,201 km (0.106 R)
• M33: 60,238,724 km (0.11 R)
• M34: 69,485,369 km (0.059 R)
• M35: 69,959,145 km (0.099 R)
• M36: 76,064,533 km (0.064 R)
• M37: 79,893,042 km (0.106 R)
• M38: 96,492,422 km (0.034 R)
• M39: 97,377,892 km (0.116 R)
• M40: 97,674,245 km (0.099 R)
• M41: 100,368,503 km (0.055 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 19,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit