🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.42 AU - 0.66 AU

Year: 153 Days

Day: 31.7 Hours

Environment

Temp: 173 °C

Axial Tilt: 15.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.83 AU - 1.27 AU

Year: 414 Days

Day: 47.3 Hours

Environment

Temp: -4 °C

Axial Tilt: 0.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 105,663,963 km

• M1: 275,410 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.62 AU - 2.82 AU

Year: 1727 Days

Day: 44.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.3

Radius: 10.8

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.02 AU - 4.04 AU

Year: 3115 Days

Day: 11.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 105,663,963 km

• M1: 135,685 km (0.095 R)
• M2: 669,750 km (0.071 R)
• M3: 1,057,956 km (0.054 R)
• M4: 1,435,990 km (0.12 R)
• M5: 1,893,011 km (0.103 R)
• M6: 2,305,303 km (0.088 R)
• M7: 2,777,434 km (0.086 R)
• M8: 3,625,804 km (0.075 R)
• M9: 4,038,843 km (0.09 R)
• M10: 4,728,938 km (0.112 R)
• M11: 5,830,427 km (0.039 R)
• M12: 6,799,373 km (0.032 R)
• M13: 7,492,609 km (0.119 R)
• M14: 8,949,244 km (0.05 R)
• M15: 9,523,251 km (0.042 R)
• M16: 10,784,510 km (0.075 R)
• M17: 12,327,613 km (0.062 R)
• M18: 13,038,651 km (0.063 R)
• M19: 14,396,701 km (0.088 R)
• M20: 16,316,191 km (0.063 R)
• M21: 17,227,840 km (0.078 R)
• M22: 17,668,556 km (0.111 R)
• M23: 19,685,434 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.4

Radius: 11.1

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 10.07 AU - 10.63 AU

Year: 12820 Days

Day: 5.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 105,663,963 km

• M1: 149,448 km (0.079 R)
• M2: 631,303 km (0.026 R)
• M3: 1,658,292 km (0.116 R)
• M4: 2,118,605 km (0.092 R)
• M5: 2,717,595 km (0.115 R)
• M6: 3,363,110 km (0.095 R)
• M7: 4,611,354 km (0.093 R)
• M8: 6,908,430 km (0.043 R)
• M9: 11,897,070 km (0.107 R)
• M10: 20,486,381 km (0.103 R)
• M11: 20,993,219 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351.6

Radius: 6.8

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 10.85 AU - 13.97 AU

Year: 16832 Days

Day: 21.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 105,663,963 km

• M1: 84,672 km (0.103 R)
• M2: 422,315 km (0.086 R)
• M3: 1,105,079 km (0.06 R)
• M4: 1,490,743 km (0.094 R)
• M5: 3,350,544 km (0.098 R)
• M6: 4,016,104 km (0.088 R)
• M7: 4,305,876 km (0.066 R)
• M8: 4,578,443 km (0.119 R)
• M9: 5,124,924 km (0.106 R)
• M10: 7,234,703 km (0.08 R)
• M11: 7,620,665 km (0.052 R)
• M12: 8,202,451 km (0.091 R)
• M13: 9,204,159 km (0.095 R)
• M14: 9,760,363 km (0.089 R)
• M15: 11,796,091 km (0.116 R)
• M16: 13,706,755 km (0.095 R)
• M17: 15,043,562 km (0.095 R)
• M18: 16,908,449 km (0.045 R)
• M19: 17,665,115 km (0.056 R)
• M20: 18,129,766 km (0.103 R)
• M21: 18,443,921 km (0.094 R)
• M22: 20,918,121 km (0.098 R)
• M23: 21,789,678 km (0.112 R)
• M24: 22,776,126 km (0.077 R)
• M25: 26,013,275 km (0.081 R)
• M26: 26,413,150 km (0.085 R)
• M27: 29,006,279 km (0.118 R)
• M28: 30,199,023 km (0.104 R)
• M29: 31,086,886 km (0.097 R)
• M30: 35,911,866 km (0.053 R)
• M31: 37,286,521 km (0.065 R)
• M32: 37,667,397 km (0.109 R)
• M33: 38,955,884 km (0.107 R)
• M34: 43,416,144 km (0.112 R)
• M35: 44,689,073 km (0.043 R)
• M36: 46,278,550 km (0.076 R)
• M37: 52,376,159 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.1

Radius: 6.1

Gravity: 12.69 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 12.84 AU - 14.16 AU

Year: 19097 Days

Day: 17.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 169.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 105,663,963 km

• M1: 98,136 km (0.059 R)
• M2: 347,516 km (0.091 R)
• M3: 543,788 km (0.116 R)
• M4: 741,108 km (0.043 R)
• M5: 1,260,063 km (0.083 R)
• M6: 3,761,788 km (0.037 R)
• M7: 4,562,286 km (0.101 R)
• M8: 7,140,905 km (0.115 R)
• M9: 7,548,260 km (0.084 R)
• M10: 7,875,879 km (0.084 R)
• M11: 8,761,798 km (0.1 R)
• M12: 9,603,585 km (0.09 R)
• M13: 10,269,295 km (0.107 R)
• M14: 10,497,881 km (0.119 R)
• M15: 10,729,907 km (0.074 R)
• M16: 11,630,636 km (0.033 R)
• M17: 12,386,853 km (0.114 R)
• M18: 13,719,022 km (0.117 R)
• M19: 14,997,187 km (0.095 R)
• M20: 15,440,445 km (0.114 R)
• M21: 17,140,475 km (0.062 R)
• M22: 17,788,384 km (0.044 R)
• M23: 18,705,867 km (0.096 R)
• M24: 19,219,287 km (0.101 R)
• M25: 20,907,499 km (0.079 R)
• M26: 23,970,216 km (0.109 R)
• M27: 27,101,300 km (0.105 R)
• M28: 33,907,554 km (0.08 R)
• M29: 39,073,468 km (0.117 R)
• M30: 42,646,912 km (0.096 R)
• M31: 43,535,823 km (0.062 R)
• M32: 45,657,869 km (0.104 R)
• M33: 47,373,008 km (0.118 R)
• M34: 48,486,315 km (0.113 R)
• M35: 49,943,399 km (0.109 R)
• M36: 57,668,782 km (0.118 R)
• M37: 62,856,537 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.8

Radius: 3.7

Gravity: 62.73 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 17.68 AU - 18.18 AU

Year: 29231 Days

Day: 20.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 105,663,963 km

• M1: 46,076 km (0.112 R)
• M2: 202,556 km (0.106 R)
• M3: 537,954 km (0.035 R)
• M4: 682,765 km (0.071 R)
• M5: 1,066,633 km (0.104 R)
• M6: 1,314,367 km (0.108 R)
• M7: 1,656,946 km (0.087 R)
• M8: 2,675,558 km (0.053 R)
• M9: 3,131,981 km (0.087 R)
• M10: 3,739,049 km (0.095 R)
• M11: 4,731,481 km (0.094 R)
• M12: 10,802,911 km (0.053 R)
• M13: 10,941,738 km (0.107 R)
• M14: 11,581,119 km (0.101 R)
• M15: 12,548,120 km (0.11 R)
• M16: 13,012,023 km (0.08 R)
• M17: 13,487,295 km (0.117 R)
• M18: 15,681,298 km (0.025 R)
• M19: 20,020,384 km (0.062 R)
• M20: 24,137,317 km (0.115 R)
• M21: 25,462,156 km (0.071 R)
• M22: 27,089,332 km (0.04 R)
• M23: 35,045,096 km (0.111 R)
• M24: 35,655,456 km (0.07 R)
• M25: 36,584,309 km (0.107 R)
• M26: 37,529,319 km (0.105 R)
• M27: 38,168,251 km (0.099 R)
• M28: 38,329,069 km (0.078 R)
• M29: 41,983,296 km (0.107 R)
• M30: 45,681,505 km (0.114 R)
• M31: 49,591,096 km (0.058 R)
• M32: 50,167,197 km (0.064 R)
• M33: 66,990,824 km (0.114 R)
• M34: 70,801,830 km (0.075 R)
• M35: 75,765,338 km (0.078 R)
• M36: 79,113,039 km (0.111 R)
• M37: 80,955,785 km (0.053 R)
• M38: 85,274,825 km (0.072 R)
• M39: 91,173,320 km (0.057 R)
• M40: 94,075,219 km (0.119 R)
• M41: 103,149,377 km (0.114 R)
• M42: 104,087,655 km (0.057 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 18,661 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit