🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.23 AU - 3.45 AU

Year: 1731 Days

Day: 40.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 87.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.5

Radius: 14.9

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 6.12 AU - 7.06 AU

Year: 6118 Days

Day: 10.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,069,467 km

• M1: 201,209 km (0.106 R)
• M2: 742,305 km (0.103 R)
• M3: 1,298,210 km (0.116 R)
• M4: 2,016,579 km (0.103 R)
• M5: 2,741,830 km (0.052 R)
• M6: 3,288,012 km (0.074 R)
• M7: 4,136,082 km (0.114 R)
• M8: 5,402,578 km (0.087 R)
• M9: 6,126,482 km (0.066 R)
• M10: 6,812,238 km (0.117 R)
• M11: 7,521,781 km (0.056 R)
• M12: 9,657,141 km (0.083 R)
• M13: 12,590,755 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.1

Radius: 15

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.51 AU - 7.47 AU

Year: 6684 Days

Day: 14.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,069,467 km

• M1: 186,698 km (0.079 R)
• M2: 824,284 km (0.089 R)
• M3: 1,407,267 km (0.119 R)
• M4: 2,683,935 km (0.091 R)
• M5: 3,438,357 km (0.072 R)
• M6: 3,924,251 km (0.081 R)
• M7: 5,203,463 km (0.05 R)
• M8: 5,757,274 km (0.095 R)
• M9: 6,480,281 km (0.075 R)
• M10: 7,807,363 km (0.118 R)
• M11: 8,775,112 km (0.115 R)
• M12: 10,671,115 km (0.098 R)
• M13: 11,617,920 km (0.116 R)
• M14: 13,142,472 km (0.11 R)
• M15: 14,008,345 km (0.033 R)
• M16: 15,378,063 km (0.045 R)
• M17: 18,118,995 km (0.107 R)
• M18: 20,094,734 km (0.111 R)
• M19: 21,098,236 km (0.078 R)
• M20: 21,760,955 km (0.089 R)
• M21: 22,819,210 km (0.117 R)
• M22: 25,948,947 km (0.028 R)
• M23: 27,660,197 km (0.063 R)
• M24: 29,172,931 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.9

Radius: 10.5

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 7.58 AU - 9.18 AU

Year: 8773 Days

Day: 13.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,069,467 km

• M1: 138,528 km (0.118 R)
• M2: 490,980 km (0.052 R)
• M3: 933,341 km (0.101 R)
• M4: 1,604,288 km (0.099 R)
• M5: 2,019,422 km (0.109 R)
• M6: 2,538,975 km (0.106 R)
• M7: 4,118,729 km (0.112 R)
• M8: 4,451,584 km (0.072 R)
• M9: 6,426,874 km (0.052 R)
• M10: 7,838,779 km (0.049 R)
• M11: 11,825,263 km (0.075 R)
• M12: 14,796,277 km (0.119 R)
• M13: 15,129,581 km (0.031 R)
• M14: 18,232,240 km (0.057 R)
• M15: 19,464,478 km (0.087 R)
• M16: 19,999,590 km (0.077 R)
• M17: 20,682,354 km (0.083 R)
• M18: 23,344,299 km (0.037 R)
• M19: 25,743,849 km (0.095 R)
• M20: 27,210,207 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.9

Radius: 10.5

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 6.65 AU - 10.55 AU

Year: 9121 Days

Day: 7.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,069,467 km

• M1: 130,749 km (0.063 R)
• M2: 548,426 km (0.054 R)
• M3: 951,293 km (0.09 R)
• M4: 1,433,896 km (0.093 R)
• M5: 1,771,239 km (0.089 R)
• M6: 2,397,755 km (0.067 R)
• M7: 2,857,918 km (0.119 R)
• M8: 3,646,149 km (0.103 R)
• M9: 4,602,827 km (0.086 R)
• M10: 6,396,057 km (0.072 R)
• M11: 7,125,646 km (0.1 R)
• M12: 7,531,505 km (0.047 R)
• M13: 8,842,431 km (0.091 R)
• M14: 9,169,003 km (0.114 R)
• M15: 10,299,664 km (0.097 R)
• M16: 10,766,559 km (0.054 R)
• M17: 11,139,357 km (0.065 R)
• M18: 13,195,131 km (0.079 R)
• M19: 14,122,039 km (0.111 R)
• M20: 14,829,039 km (0.071 R)
• M21: 15,357,867 km (0.102 R)
• M22: 15,694,761 km (0.1 R)
• M23: 19,184,880 km (0.099 R)
• M24: 20,454,816 km (0.071 R)
• M25: 23,963,634 km (0.071 R)
• M26: 27,556,526 km (0.086 R)
• M27: 32,367,893 km (0.117 R)
• M28: 40,591,138 km (0.095 R)
• M29: 44,291,292 km (0.028 R)
• M30: 44,974,954 km (0.062 R)
• M31: 46,223,049 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.4

Radius: 4.5

Gravity: 22.59 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 11.75 AU - 16.15 AU

Year: 18843 Days

Day: 17.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 56,069,467 km

• M1: 55,950 km (0.068 R)
• M2: 271,520 km (0.074 R)
• M3: 428,448 km (0.065 R)
• M4: 1,053,767 km (0.057 R)
• M5: 1,398,590 km (0.107 R)
• M6: 1,581,399 km (0.101 R)
• M7: 3,085,306 km (0.034 R)
• M8: 3,643,755 km (0.082 R)
• M9: 4,393,091 km (0.117 R)
• M10: 4,686,452 km (0.09 R)
• M11: 5,312,370 km (0.085 R)
• M12: 5,645,375 km (0.08 R)
• M13: 5,797,815 km (0.086 R)
• M14: 6,476,690 km (0.054 R)
• M15: 6,813,734 km (0.107 R)
• M16: 7,661,356 km (0.118 R)
• M17: 7,990,621 km (0.083 R)
• M18: 8,829,416 km (0.091 R)
• M19: 13,987,850 km (0.101 R)
• M20: 14,408,669 km (0.112 R)
• M21: 20,223,987 km (0.106 R)
• M22: 22,911,811 km (0.036 R)
• M23: 24,796,296 km (0.066 R)
• M24: 28,870,295 km (0.109 R)
• M25: 31,421,537 km (0.077 R)
• M26: 34,371,756 km (0.088 R)
• M27: 39,690,110 km (0.057 R)
• M28: 43,574,120 km (0.118 R)
• M29: 44,470,361 km (0.113 R)
• M30: 48,655,810 km (0.073 R)
• M31: 53,605,704 km (0.082 R)
• M32: 57,263,522 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.9

Radius: 7.7

Gravity: 8.72 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 11.97 AU - 19.45 AU

Year: 22519 Days

Day: 16.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 56,069,467 km

• M1: 95,892 km (0.115 R)
• M2: 374,593 km (0.097 R)
• M3: 926,160 km (0.103 R)
• M4: 1,411,755 km (0.113 R)
• M5: 1,903,184 km (0.085 R)
• M6: 2,304,854 km (0.086 R)
• M7: 2,835,927 km (0.112 R)
• M8: 3,361,464 km (0.105 R)
• M9: 4,076,093 km (0.074 R)
• M10: 5,564,442 km (0.082 R)
• M11: 8,324,972 km (0.102 R)
• M12: 9,232,582 km (0.069 R)
• M13: 9,912,056 km (0.093 R)
• M14: 14,330,728 km (0.093 R)
• M15: 17,428,152 km (0.116 R)
• M16: 20,469,925 km (0.085 R)
• M17: 27,008,699 km (0.088 R)
• M18: 29,105,014 km (0.065 R)
• M19: 29,464,647 km (0.036 R)
• M20: 30,070,518 km (0.102 R)
• M21: 30,438,080 km (0.072 R)
• M22: 31,432,757 km (0.109 R)
• M23: 37,435,670 km (0.038 R)
• M24: 40,929,529 km (0.093 R)
• M25: 46,732,430 km (0.06 R)
• M26: 47,722,319 km (0.088 R)
• M27: 51,997,677 km (0.06 R)
• M28: 58,592,549 km (0.07 R)
• M29: 61,300,869 km (0.08 R)
• M30: 64,497,028 km (0.107 R)
• M31: 66,965,841 km (0.08 R)
• M32: 74,525,171 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.1

Radius: 6.4

Gravity: 24.34 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 17.56 AU - 21.38 AU

Year: 31070 Days

Day: 19.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,069,467 km

• M1: 105,766 km (0.092 R)
• M2: 485,445 km (0.117 R)
• M3: 1,196,633 km (0.052 R)
• M4: 1,579,604 km (0.079 R)
• M5: 2,536,282 km (0.092 R)
• M6: 4,195,771 km (0.109 R)
• M7: 4,582,632 km (0.083 R)
• M8: 5,840,002 km (0.114 R)
• M9: 7,477,201 km (0.062 R)
• M10: 7,701,298 km (0.059 R)
• M11: 9,015,516 km (0.117 R)
• M12: 11,039,425 km (0.102 R)
• M13: 12,862,575 km (0.093 R)
• M14: 17,287,829 km (0.069 R)
• M15: 20,816,693 km (0.072 R)
• M16: 24,797,642 km (0.056 R)
• M17: 26,058,453 km (0.095 R)
• M18: 27,760,727 km (0.061 R)
• M19: 36,263,870 km (0.097 R)
• M20: 41,449,531 km (0.086 R)
• M21: 42,685,209 km (0.091 R)
• M22: 46,539,598 km (0.119 R)
• M23: 54,301,334 km (0.119 R)
• M24: 75,149,144 km (0.113 R)
• M25: 100,754,166 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.1

Radius: 5.7

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 17.24 AU - 22.72 AU

Year: 32299 Days

Day: 17.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,069,467 km

• M1: 83,625 km (0.083 R)
• M2: 1,124,826 km (0.068 R)
• M3: 3,071,394 km (0.036 R)
• M4: 4,073,251 km (0.117 R)
• M5: 4,309,316 km (0.072 R)
• M6: 5,207,801 km (0.037 R)
• M7: 6,904,091 km (0.105 R)
• M8: 10,828,193 km (0.104 R)
• M9: 15,807,109 km (0.026 R)
• M10: 34,826,384 km (0.107 R)
• M11: 44,679,199 km (0.086 R)
• M12: 47,629,269 km (0.089 R)
• M13: 50,236,760 km (0.089 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 11,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit