🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.56 AU - 0.64 AU

Year: 305 Days

Day: 38.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.3

Radius: 15

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.7 AU - 0.8 AU

Year: 426 Days

Day: 15 Hours

Environment

Temp: -141 °C

Axial Tilt: 64.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 29,915,853 km

• M1: 188,493 km (0.117 R)
• M2: 658,530 km (0.072 R)
• M3: 1,164,470 km (0.096 R)
• M4: 2,439,044 km (0.079 R)
• M5: 3,463,191 km (0.12 R)
• M6: 4,055,000 km (0.11 R)
• M7: 5,124,475 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.6

Radius: 8.4

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.84 AU - 0.84 AU

Year: 505 Days

Day: 12.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,915,853 km

• M1: 104,419 km (0.052 R)
• M2: 376,538 km (0.073 R)
• M3: 972,237 km (0.103 R)
• M4: 1,249,292 km (0.037 R)
• M5: 1,629,719 km (0.094 R)
• M6: 1,895,704 km (0.09 R)
• M7: 2,253,542 km (0.064 R)
• M8: 2,615,719 km (0.1 R)
• M9: 2,939,748 km (0.102 R)
• M10: 3,543,824 km (0.069 R)
• M11: 3,823,273 km (0.057 R)
• M12: 4,426,751 km (0.093 R)
• M13: 4,919,825 km (0.116 R)
• M14: 5,399,436 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438

Radius: 10.7

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.88 AU - 0.94 AU

Year: 569 Days

Day: 12.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,915,853 km

• M1: 133,441 km (0.117 R)
• M2: 507,137 km (0.101 R)
• M3: 862,731 km (0.112 R)
• M4: 1,234,631 km (0.038 R)
• M5: 1,614,011 km (0.091 R)
• M6: 2,264,164 km (0.092 R)
• M7: 3,047,608 km (0.1 R)
• M8: 3,405,745 km (0.092 R)
• M9: 3,818,037 km (0.116 R)
• M10: 4,166,301 km (0.099 R)
• M11: 4,535,658 km (0.068 R)
• M12: 5,357,249 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.5

Radius: 8.4

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.25 AU - 2.97 AU

Year: 2766 Days

Day: 8 Hours

Environment

Temp: -191 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,915,853 km

• M1: 104,569 km (0.079 R)
• M2: 532,120 km (0.028 R)
• M3: 1,295,817 km (0.107 R)
• M4: 1,557,912 km (0.057 R)
• M5: 1,939,237 km (0.071 R)
• M6: 2,583,406 km (0.087 R)
• M7: 2,987,918 km (0.077 R)
• M8: 3,561,925 km (0.104 R)
• M9: 3,846,311 km (0.109 R)
• M10: 4,354,046 km (0.088 R)
• M11: 4,702,011 km (0.108 R)
• M12: 5,781,210 km (0.091 R)
• M13: 7,284,220 km (0.119 R)
• M14: 7,965,638 km (0.043 R)
• M15: 8,722,753 km (0.094 R)
• M16: 10,883,694 km (0.116 R)
• M17: 13,243,301 km (0.093 R)
• M18: 15,272,147 km (0.071 R)
• M19: 16,128,595 km (0.081 R)
• M20: 16,804,778 km (0.03 R)
• M21: 17,499,809 km (0.091 R)
• M22: 18,606,385 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.5

Radius: 15

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.37 AU - 3.05 AU

Year: 2927 Days

Day: 5.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,915,853 km

• M1: 186,549 km (0.108 R)
• M2: 793,617 km (0.084 R)
• M3: 1,605,036 km (0.09 R)
• M4: 2,334,475 km (0.076 R)
• M5: 3,417,863 km (0.1 R)
• M6: 5,398,090 km (0.085 R)
• M7: 9,087,771 km (0.094 R)
• M8: 10,431,759 km (0.054 R)
• M9: 11,739,095 km (0.115 R)
• M10: 13,242,254 km (0.116 R)
• M11: 14,773,987 km (0.063 R)
• M12: 15,960,298 km (0.099 R)
• M13: 17,639,534 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.7

Radius: 12.1

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.46 AU - 3.72 AU

Year: 3563 Days

Day: 9.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,915,853 km

• M1: 152,739 km (0.1 R)
• M2: 563,685 km (0.095 R)
• M3: 1,110,315 km (0.11 R)
• M4: 3,162,200 km (0.099 R)
• M5: 3,848,854 km (0.076 R)
• M6: 4,773,369 km (0.098 R)
• M7: 6,286,402 km (0.092 R)
• M8: 7,862,565 km (0.095 R)
• M9: 8,832,707 km (0.089 R)
• M10: 9,998,074 km (0.091 R)
• M11: 12,045,471 km (0.063 R)
• M12: 12,632,643 km (0.095 R)
• M13: 15,859,319 km (0.041 R)
• M14: 16,236,754 km (0.108 R)
• M15: 16,786,377 km (0.108 R)
• M16: 17,864,828 km (0.087 R)
• M17: 19,049,344 km (0.12 R)
• M18: 19,909,233 km (0.054 R)
• M19: 20,539,189 km (0.086 R)
• M20: 22,172,050 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.9

Radius: 12.8

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.23 AU - 6.29 AU

Year: 7914 Days

Day: 11 Hours

Environment

Temp: -211 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,915,853 km

• M1: 159,172 km (0.08 R)
• M2: 560,394 km (0.106 R)
• M3: 1,434,943 km (0.105 R)
• M4: 1,870,572 km (0.097 R)
• M5: 2,591,634 km (0.066 R)
• M6: 3,450,026 km (0.047 R)
• M7: 4,200,110 km (0.066 R)
• M8: 4,690,342 km (0.065 R)
• M9: 5,497,722 km (0.117 R)
• M10: 6,086,090 km (0.058 R)
• M11: 6,490,752 km (0.115 R)
• M12: 7,182,643 km (0.099 R)
• M13: 8,675,330 km (0.094 R)
• M14: 10,497,582 km (0.102 R)
• M15: 12,662,562 km (0.065 R)
• M16: 16,928,794 km (0.074 R)
• M17: 17,358,888 km (0.05 R)
• M18: 18,888,676 km (0.08 R)
• M19: 21,066,073 km (0.115 R)
• M20: 25,350,855 km (0.084 R)
• M21: 27,485,617 km (0.068 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 16,841 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit