🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.46 AU - 0.74 AU

Year: 162 Days

Day: 39.3 Hours

Environment

Temp: 262 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.74 AU - 4.22 AU

Year: 2261 Days

Day: 15 Hours

Environment

Temp: -98 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.49 AU - 5.39 AU

Year: 3824 Days

Day: 30 Hours

Environment

Temp: -134 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.7

Radius: 14.3

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.64 AU - 7.64 AU

Year: 5298 Days

Day: 7.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,350,595 km

• M1: 177,872 km (0.042 R)
• M2: 848,669 km (0.059 R)
• M3: 1,843,794 km (0.052 R)
• M4: 3,290,106 km (0.082 R)
• M5: 3,975,414 km (0.078 R)
• M6: 4,492,574 km (0.045 R)
• M7: 5,426,064 km (0.096 R)
• M8: 6,787,704 km (0.103 R)
• M9: 8,406,054 km (0.103 R)
• M10: 13,505,546 km (0.116 R)
• M11: 14,396,252 km (0.046 R)
• M12: 15,805,314 km (0.095 R)
• M13: 16,294,948 km (0.082 R)
• M14: 17,628,613 km (0.088 R)
• M15: 21,391,149 km (0.116 R)
• M16: 22,833,721 km (0.076 R)
• M17: 24,017,489 km (0.067 R)
• M18: 24,665,398 km (0.1 R)
• M19: 30,276,365 km (0.094 R)
• M20: 32,288,756 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.1

Radius: 10.8

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.42 AU - 8.58 AU

Year: 8630 Days

Day: 11.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,350,595 km

• M1: 134,339 km (0.054 R)
• M2: 473,776 km (0.072 R)
• M3: 926,609 km (0.109 R)
• M4: 1,359,097 km (0.106 R)
• M5: 2,871,531 km (0.085 R)
• M6: 3,708,681 km (0.118 R)
• M7: 4,409,098 km (0.083 R)
• M8: 4,821,539 km (0.086 R)
• M9: 5,488,746 km (0.087 R)
• M10: 6,108,679 km (0.112 R)
• M11: 8,742,799 km (0.077 R)
• M12: 9,637,544 km (0.12 R)
• M13: 10,853,625 km (0.097 R)
• M14: 11,443,938 km (0.062 R)
• M15: 12,984,198 km (0.095 R)
• M16: 13,527,088 km (0.113 R)
• M17: 15,114,920 km (0.058 R)
• M18: 16,402,210 km (0.045 R)
• M19: 17,036,804 km (0.081 R)
• M20: 19,504,870 km (0.064 R)
• M21: 22,202,269 km (0.08 R)
• M22: 26,363,932 km (0.11 R)
• M23: 29,651,495 km (0.112 R)
• M24: 30,382,430 km (0.108 R)
• M25: 32,317,030 km (0.032 R)
• M26: 35,839,461 km (0.108 R)
• M27: 36,549,602 km (0.054 R)
• M28: 39,358,901 km (0.114 R)
• M29: 44,175,503 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35

Radius: 4.1

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 13.12 AU - 14.42 AU

Year: 17795 Days

Day: 24.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,350,595 km

• M1: 54,454 km (0.116 R)
• M2: 256,411 km (0.088 R)
• M3: 389,254 km (0.101 R)
• M4: 519,853 km (0.096 R)
• M5: 754,871 km (0.119 R)
• M6: 2,442,335 km (0.063 R)
• M7: 3,844,665 km (0.095 R)
• M8: 4,459,363 km (0.083 R)
• M9: 8,211,427 km (0.065 R)
• M10: 9,146,414 km (0.091 R)
• M11: 13,904,524 km (0.115 R)
• M12: 15,723,335 km (0.047 R)
• M13: 16,287,019 km (0.095 R)
• M14: 16,516,203 km (0.074 R)
• M15: 17,574,459 km (0.118 R)
• M16: 18,991,300 km (0.102 R)
• M17: 22,401,084 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.9

Radius: 6.5

Gravity: 12.21 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 16.87 AU - 17.85 AU

Year: 25189 Days

Day: 21.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 90 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 69,350,595 km

• M1: 128,654 km (0.12 R)
• M2: 456,423 km (0.114 R)
• M3: 1,209,798 km (0.072 R)
• M4: 2,047,995 km (0.103 R)
• M5: 2,483,624 km (0.096 R)
• M6: 3,113,132 km (0.053 R)
• M7: 3,750,568 km (0.094 R)
• M8: 4,166,301 km (0.107 R)
• M9: 4,755,716 km (0.117 R)
• M10: 6,013,834 km (0.061 R)
• M11: 8,242,843 km (0.096 R)
• M12: 9,628,119 km (0.089 R)
• M13: 10,906,283 km (0.064 R)
• M14: 11,619,117 km (0.079 R)
• M15: 12,922,862 km (0.056 R)
• M16: 14,245,308 km (0.054 R)
• M17: 15,574,784 km (0.118 R)
• M18: 16,228,227 km (0.049 R)
• M19: 19,025,708 km (0.111 R)
• M20: 19,961,891 km (0.104 R)
• M21: 21,224,348 km (0.114 R)
• M22: 24,447,882 km (0.078 R)
• M23: 28,342,813 km (0.073 R)
• M24: 30,944,320 km (0.1 R)
• M25: 31,457,291 km (0.117 R)
• M26: 32,368,641 km (0.114 R)
• M27: 37,770,321 km (0.088 R)
• M28: 41,999,153 km (0.107 R)
• M29: 44,878,015 km (0.063 R)
• M30: 48,399,848 km (0.071 R)
• M31: 51,741,266 km (0.098 R)
• M32: 54,299,390 km (0.1 R)
• M33: 56,940,690 km (0.107 R)
• M34: 62,070,849 km (0.072 R)
• M35: 68,363,235 km (0.097 R)
• M36: 71,440,014 km (0.055 R)
• M37: 72,335,657 km (0.052 R)
• M38: 73,012,288 km (0.079 R)
• M39: 80,736,624 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.6

Radius: 3.4

Gravity: 27.99 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 15.28 AU - 19.56 AU

Year: 25320 Days

Day: 21.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,350,595 km

• M1: 42,336 km (0.105 R)
• M2: 153,338 km (0.082 R)
• M3: 474,076 km (0.064 R)
• M4: 666,010 km (0.117 R)
• M5: 1,680,732 km (0.101 R)
• M6: 2,766,364 km (0.062 R)
• M7: 3,013,948 km (0.066 R)
• M8: 3,412,477 km (0.081 R)
• M9: 5,177,134 km (0.116 R)
• M10: 9,290,327 km (0.079 R)
• M11: 13,287,283 km (0.109 R)
• M12: 16,480,599 km (0.116 R)
• M13: 18,210,998 km (0.101 R)
• M14: 35,130,367 km (0.062 R)
• M15: 38,256,663 km (0.083 R)
• M16: 41,415,722 km (0.12 R)
• M17: 44,744,274 km (0.098 R)
• M18: 56,694,900 km (0.075 R)
• M19: 58,161,558 km (0.101 R)
• M20: 62,518,745 km (0.073 R)

Kuiper Belt

Range: 31.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 19,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit