🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.16 AU - 1.26 AU

Year: 470 Days

Day: 46.2 Hours

Environment

Temp: 12 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.2 AU - 1.66 AU

Year: 604 Days

Day: 16.5 Hours

Environment

Temp: 1 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 116,386,994 km

• M1: 47,423 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.83 AU - 3.59 AU

Year: 2031 Days

Day: 33.9 Hours

Environment

Temp: -93 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.7

Radius: 13.8

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.38 AU - 10.63 AU

Year: 8750 Days

Day: 6.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 116,386,994 km

• M1: 192,532 km (0.078 R)
• M2: 639,381 km (0.088 R)
• M3: 2,401,794 km (0.069 R)
• M4: 4,129,948 km (0.059 R)
• M5: 4,681,516 km (0.115 R)
• M6: 7,106,946 km (0.093 R)
• M7: 8,006,179 km (0.063 R)
• M8: 9,130,706 km (0.118 R)
• M9: 11,558,679 km (0.098 R)
• M10: 13,981,118 km (0.058 R)
• M11: 15,555,037 km (0.063 R)
• M12: 17,360,833 km (0.11 R)
• M13: 19,492,004 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.1

Radius: 8.3

Gravity: 11.27 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 8.33 AU - 12.77 AU

Year: 12100 Days

Day: 13.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 116,386,994 km

• M1: 103,372 km (0.098 R)
• M2: 386,411 km (0.116 R)
• M3: 857,196 km (0.07 R)
• M4: 1,346,530 km (0.07 R)
• M5: 1,839,904 km (0.086 R)
• M6: 2,701,887 km (0.105 R)
• M7: 3,285,169 km (0.066 R)
• M8: 3,893,584 km (0.116 R)
• M9: 4,180,662 km (0.069 R)
• M10: 4,894,992 km (0.099 R)
• M11: 5,368,170 km (0.076 R)
• M12: 9,943,471 km (0.112 R)
• M13: 10,318,513 km (0.091 R)
• M14: 11,913,675 km (0.069 R)
• M15: 14,265,204 km (0.09 R)
• M16: 17,599,441 km (0.075 R)
• M17: 18,709,159 km (0.087 R)
• M18: 20,892,689 km (0.115 R)
• M19: 30,763,456 km (0.118 R)
• M20: 39,361,593 km (0.059 R)
• M21: 40,300,619 km (0.109 R)
• M22: 41,529,715 km (0.052 R)
• M23: 44,638,957 km (0.118 R)
• M24: 46,547,377 km (0.117 R)
• M25: 46,995,273 km (0.083 R)
• M26: 47,295,666 km (0.115 R)
• M27: 54,065,269 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361

Radius: 13.9

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 9.4 AU - 15.56 AU

Year: 15568 Days

Day: 8.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 116,386,994 km

• M1: 175,478 km (0.049 R)
• M2: 1,012,329 km (0.06 R)
• M3: 1,985,313 km (0.114 R)
• M4: 2,452,807 km (0.072 R)
• M5: 3,565,366 km (0.12 R)
• M6: 4,468,937 km (0.057 R)
• M7: 5,284,246 km (0.074 R)
• M8: 6,574,527 km (0.081 R)
• M9: 7,129,835 km (0.098 R)
• M10: 9,081,937 km (0.069 R)
• M11: 11,312,890 km (0.119 R)
• M12: 11,995,954 km (0.093 R)
• M13: 13,071,862 km (0.094 R)
• M14: 13,824,339 km (0.085 R)
• M15: 14,407,472 km (0.117 R)
• M16: 15,007,060 km (0.074 R)
• M17: 15,832,242 km (0.05 R)
• M18: 17,274,665 km (0.083 R)
• M19: 18,335,313 km (0.107 R)
• M20: 19,681,096 km (0.076 R)
• M21: 20,586,462 km (0.08 R)
• M22: 22,568,933 km (0.074 R)
• M23: 25,342,328 km (0.069 R)
• M24: 26,910,862 km (0.068 R)
• M25: 29,596,592 km (0.104 R)
• M26: 30,349,219 km (0.101 R)
• M27: 31,004,308 km (0.093 R)
• M28: 32,569,850 km (0.12 R)
• M29: 33,487,783 km (0.072 R)
• M30: 39,232,790 km (0.072 R)
• M31: 41,730,775 km (0.077 R)
• M32: 44,054,179 km (0.105 R)
• M33: 45,035,541 km (0.108 R)
• M34: 48,067,142 km (0.113 R)
• M35: 50,618,983 km (0.03 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650.8

Radius: 4.4

Gravity: 33.62 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 15.35 AU - 23.23 AU

Year: 29916 Days

Day: 16.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 116,386,994 km

• M1: 55,950 km (0.056 R)
• M2: 470,485 km (0.046 R)
• M3: 768,634 km (0.119 R)
• M4: 1,228,947 km (0.067 R)
• M5: 1,753,437 km (0.041 R)
• M6: 2,044,105 km (0.118 R)
• M7: 3,081,866 km (0.063 R)
• M8: 4,466,244 km (0.111 R)
• M9: 4,693,035 km (0.084 R)
• M10: 5,252,381 km (0.079 R)
• M11: 6,843,055 km (0.085 R)
• M12: 7,613,784 km (0.113 R)
• M13: 8,440,761 km (0.095 R)
• M14: 9,572,020 km (0.109 R)
• M15: 10,336,465 km (0.049 R)
• M16: 12,130,891 km (0.077 R)
• M17: 13,410,252 km (0.095 R)
• M18: 15,196,002 km (0.08 R)
• M19: 16,770,221 km (0.066 R)
• M20: 18,257,971 km (0.094 R)
• M21: 19,730,613 km (0.113 R)
• M22: 19,932,719 km (0.078 R)
• M23: 22,687,863 km (0.076 R)
• M24: 24,271,656 km (0.096 R)
• M25: 37,624,912 km (0.107 R)
• M26: 38,562,890 km (0.091 R)
• M27: 38,720,716 km (0.103 R)
• M28: 39,356,208 km (0.114 R)
• M29: 43,487,203 km (0.061 R)
• M30: 61,813,990 km (0.114 R)
• M31: 71,097,435 km (0.119 R)
• M32: 78,449,572 km (0.087 R)
• M33: 78,957,008 km (0.097 R)
• M34: 86,292,241 km (0.036 R)
• M35: 89,847,135 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 897.1

Radius: 7.2

Gravity: 17.31 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 20.21 AU - 21.03 AU

Year: 33062 Days

Day: 16.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 116,386,994 km

• M1: 89,609 km (0.09 R)
• M2: 401,820 km (0.072 R)
• M3: 702,212 km (0.091 R)
• M4: 1,245,402 km (0.08 R)
• M5: 1,579,604 km (0.107 R)
• M6: 1,950,607 km (0.07 R)
• M7: 2,753,498 km (0.033 R)
• M8: 3,554,146 km (0.112 R)
• M9: 4,865,072 km (0.119 R)
• M10: 5,161,725 km (0.118 R)
• M11: 5,980,324 km (0.076 R)
• M12: 6,271,592 km (0.094 R)
• M13: 18,915,604 km (0.075 R)
• M14: 19,333,131 km (0.091 R)
• M15: 23,016,081 km (0.106 R)
• M16: 25,970,938 km (0.116 R)
• M17: 27,406,031 km (0.08 R)
• M18: 28,893,333 km (0.116 R)
• M19: 29,308,018 km (0.063 R)
• M20: 36,015,687 km (0.062 R)
• M21: 37,798,146 km (0.062 R)
• M22: 41,713,721 km (0.103 R)
• M23: 42,066,472 km (0.069 R)
• M24: 45,704,094 km (0.116 R)
• M25: 50,739,409 km (0.035 R)
• M26: 56,132,113 km (0.059 R)
• M27: 57,428,678 km (0.082 R)
• M28: 62,353,739 km (0.106 R)
• M29: 63,278,403 km (0.101 R)
• M30: 76,936,091 km (0.104 R)
• M31: 80,975,233 km (0.064 R)
• M32: 81,524,108 km (0.059 R)
• M33: 91,537,740 km (0.062 R)
• M34: 102,982,127 km (0.11 R)
• M35: 115,690,616 km (0.104 R)

Kuiper Belt

Range: 31.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 13,600 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit