🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.84 AU - 2.68 AU

Year: 1205 Days

Day: 39.8 Hours

Environment

Temp: -58 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.6

Radius: 10

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 5.47 AU - 6.83 AU

Year: 5411 Days

Day: 6.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,120,921 km

• M1: 127,308 km (0.074 R)
• M2: 479,012 km (0.102 R)
• M3: 871,856 km (0.107 R)
• M4: 1,481,917 km (0.12 R)
• M5: 2,055,475 km (0.085 R)
• M6: 3,068,552 km (0.099 R)
• M7: 5,651,508 km (0.112 R)
• M8: 6,220,878 km (0.099 R)
• M9: 9,858,948 km (0.048 R)
• M10: 12,710,433 km (0.117 R)
• M11: 13,047,029 km (0.117 R)
• M12: 17,566,380 km (0.078 R)
• M13: 18,531,735 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.4

Radius: 12.2

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.56 AU - 10.22 AU

Year: 9404 Days

Day: 6.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,120,921 km

• M1: 152,590 km (0.1 R)
• M2: 553,811 km (0.112 R)
• M3: 1,205,759 km (0.101 R)
• M4: 2,225,568 km (0.113 R)
• M5: 2,720,138 km (0.064 R)
• M6: 3,168,034 km (0.114 R)
• M7: 3,708,830 km (0.109 R)
• M8: 5,392,106 km (0.089 R)
• M9: 7,289,755 km (0.033 R)
• M10: 8,161,312 km (0.112 R)
• M11: 9,766,946 km (0.072 R)
• M12: 19,316,825 km (0.071 R)
• M13: 23,273,240 km (0.068 R)
• M14: 27,396,905 km (0.086 R)
• M15: 29,406,753 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.3

Radius: 10.8

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 10.11 AU - 13.65 AU

Year: 14527 Days

Day: 10.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 95.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,120,921 km

• M1: 148,999 km (0.114 R)
• M2: 531,671 km (0.066 R)
• M3: 1,065,137 km (0.063 R)
• M4: 1,650,065 km (0.106 R)
• M5: 2,043,806 km (0.033 R)
• M6: 3,413,524 km (0.092 R)
• M7: 4,089,108 km (0.07 R)
• M8: 4,597,891 km (0.104 R)
• M9: 5,081,540 km (0.083 R)
• M10: 6,000,221 km (0.044 R)
• M11: 7,450,722 km (0.084 R)
• M12: 7,937,364 km (0.101 R)
• M13: 8,587,367 km (0.063 R)
• M14: 9,072,961 km (0.064 R)
• M15: 10,585,994 km (0.096 R)
• M16: 11,201,739 km (0.057 R)
• M17: 12,321,329 km (0.109 R)
• M18: 12,814,554 km (0.038 R)
• M19: 13,256,915 km (0.081 R)
• M20: 21,088,662 km (0.081 R)
• M21: 21,528,181 km (0.116 R)
• M22: 26,981,322 km (0.109 R)
• M23: 27,395,409 km (0.105 R)
• M24: 27,919,002 km (0.072 R)
• M25: 30,080,242 km (0.089 R)
• M26: 33,171,832 km (0.069 R)
• M27: 34,006,738 km (0.101 R)
• M28: 36,975,657 km (0.117 R)
• M29: 41,060,726 km (0.112 R)
• M30: 41,608,853 km (0.091 R)
• M31: 52,328,886 km (0.084 R)
• M32: 53,135,219 km (0.077 R)
• M33: 53,622,908 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70.8

Radius: 7.7

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 13.08 AU - 16.18 AU

Year: 19852 Days

Day: 15.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 75.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,120,921 km

• M1: 95,743 km (0.099 R)
• M2: 610,509 km (0.119 R)
• M3: 898,934 km (0.097 R)
• M4: 1,289,833 km (0.108 R)
• M5: 1,762,861 km (0.12 R)
• M6: 3,845,712 km (0.032 R)
• M7: 6,056,021 km (0.029 R)
• M8: 8,258,251 km (0.088 R)
• M9: 10,283,507 km (0.108 R)
• M10: 14,108,874 km (0.088 R)
• M11: 14,985,668 km (0.071 R)
• M12: 16,912,039 km (0.037 R)
• M13: 18,788,745 km (0.113 R)
• M14: 29,528,376 km (0.116 R)
• M15: 31,545,404 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 562.5

Radius: 5.8

Gravity: 16.72 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 13.23 AU - 19.01 AU

Year: 22961 Days

Day: 19.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,120,921 km

• M1: 72,106 km (0.058 R)
• M2: 268,528 km (0.101 R)
• M3: 455,526 km (0.077 R)
• M4: 1,491,940 km (0.08 R)
• M5: 2,751,404 km (0.093 R)
• M6: 3,032,798 km (0.102 R)
• M7: 3,221,740 km (0.1 R)
• M8: 3,743,986 km (0.111 R)
• M9: 4,491,526 km (0.104 R)
• M10: 5,731,543 km (0.038 R)
• M11: 6,585,597 km (0.106 R)
• M12: 7,919,562 km (0.109 R)
• M13: 8,812,063 km (0.082 R)
• M14: 9,198,324 km (0.096 R)
• M15: 11,890,188 km (0.1 R)
• M16: 13,926,066 km (0.113 R)
• M17: 17,355,597 km (0.099 R)
• M18: 17,962,516 km (0.113 R)
• M19: 19,681,096 km (0.064 R)
• M20: 23,441,388 km (0.075 R)
• M21: 27,420,691 km (0.089 R)
• M22: 39,883,391 km (0.114 R)
• M23: 43,421,380 km (0.074 R)
• M24: 55,465,804 km (0.114 R)
• M25: 57,159,551 km (0.118 R)
• M26: 62,851,152 km (0.108 R)
• M27: 65,520,875 km (0.106 R)
• M28: 70,209,273 km (0.066 R)
• M29: 77,653,562 km (0.11 R)

Kuiper Belt

Range: 30.9 - 59.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 16,265 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit