🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.51 AU - 0.59 AU

Year: 149 Days

Day: 15.5 Hours

Environment

Temp: 246 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,380,009 km

• M1: 133,591 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.7 AU - 1.06 AU

Year: 302 Days

Day: 35.7 Hours

Environment

Temp: 102 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.2

Radius: 11.7

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.59 AU - 7.25 AU

Year: 5261 Days

Day: 9.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,380,009 km

• M1: 145,858 km (0.076 R)
• M2: 540,796 km (0.089 R)
• M3: 1,551,779 km (0.063 R)
• M4: 2,099,905 km (0.107 R)
• M5: 3,909,292 km (0.08 R)
• M6: 5,781,509 km (0.094 R)
• M7: 6,690,166 km (0.074 R)
• M8: 7,505,924 km (0.117 R)
• M9: 12,874,991 km (0.025 R)
• M10: 14,079,553 km (0.05 R)
• M11: 19,305,904 km (0.069 R)
• M12: 21,251,874 km (0.108 R)
• M13: 23,563,609 km (0.116 R)
• M14: 27,959,842 km (0.047 R)
• M15: 33,779,947 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938

Radius: 13.6

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.94 AU - 8.72 AU

Year: 7248 Days

Day: 11.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,380,009 km

• M1: 169,195 km (0.084 R)
• M2: 689,646 km (0.068 R)
• M3: 1,278,613 km (0.104 R)
• M4: 1,806,544 km (0.082 R)
• M5: 2,785,812 km (0.12 R)
• M6: 3,594,388 km (0.093 R)
• M7: 4,498,408 km (0.108 R)
• M8: 5,326,582 km (0.082 R)
• M9: 8,646,458 km (0.11 R)
• M10: 9,737,176 km (0.092 R)
• M11: 10,315,820 km (0.066 R)
• M12: 13,267,985 km (0.107 R)
• M13: 14,345,837 km (0.116 R)
• M14: 17,295,159 km (0.114 R)
• M15: 21,991,186 km (0.054 R)
• M16: 22,486,505 km (0.078 R)
• M17: 23,585,301 km (0.079 R)
• M18: 24,017,190 km (0.025 R)
• M19: 24,542,727 km (0.092 R)
• M20: 29,125,060 km (0.105 R)
• M21: 30,737,127 km (0.089 R)
• M22: 35,589,333 km (0.054 R)
• M23: 40,311,540 km (0.069 R)
• M24: 42,185,104 km (0.109 R)
• M25: 42,822,241 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.4

Radius: 7.2

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 10.67 AU - 16.69 AU

Year: 18481 Days

Day: 24.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 58,380,009 km

• M1: 89,609 km (0.115 R)
• M2: 599,139 km (0.115 R)
• M3: 996,322 km (0.103 R)
• M4: 1,398,291 km (0.105 R)
• M5: 2,011,643 km (0.106 R)
• M6: 2,298,422 km (0.105 R)
• M7: 3,405,596 km (0.071 R)
• M8: 4,443,057 km (0.091 R)
• M9: 5,313,716 km (0.067 R)
• M10: 9,209,395 km (0.077 R)
• M11: 9,949,904 km (0.076 R)
• M12: 11,489,116 km (0.058 R)
• M13: 11,790,706 km (0.074 R)
• M14: 13,378,538 km (0.1 R)
• M15: 15,612,333 km (0.062 R)
• M16: 17,050,118 km (0.077 R)
• M17: 18,739,676 km (0.101 R)
• M18: 21,342,530 km (0.059 R)
• M19: 21,706,801 km (0.05 R)
• M20: 21,982,809 km (0.106 R)
• M21: 23,980,539 km (0.03 R)
• M22: 24,872,740 km (0.097 R)
• M23: 28,224,032 km (0.038 R)
• M24: 28,552,998 km (0.085 R)
• M25: 29,780,598 km (0.028 R)
• M26: 30,464,858 km (0.118 R)
• M27: 34,792,426 km (0.08 R)
• M28: 37,629,250 km (0.109 R)
• M29: 42,310,766 km (0.088 R)
• M30: 45,538,489 km (0.078 R)
• M31: 48,142,240 km (0.12 R)
• M32: 53,644,300 km (0.112 R)
• M33: 57,419,253 km (0.114 R)
• M34: 59,731,139 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.5

Radius: 3.2

Gravity: 52.78 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 15.78 AU - 16.76 AU

Year: 23970 Days

Day: 18.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 58,380,009 km

• M1: 39,793 km (0.063 R)
• M2: 170,093 km (0.086 R)
• M3: 383,120 km (0.117 R)
• M4: 486,941 km (0.11 R)
• M5: 919,129 km (0.05 R)
• M6: 1,191,697 km (0.049 R)
• M7: 1,875,359 km (0.047 R)
• M8: 2,202,230 km (0.043 R)
• M9: 2,518,181 km (0.118 R)
• M10: 3,074,535 km (0.115 R)
• M11: 3,468,726 km (0.061 R)
• M12: 3,832,548 km (0.053 R)
• M13: 5,625,478 km (0.115 R)
• M14: 6,432,409 km (0.085 R)
• M15: 6,656,956 km (0.081 R)
• M16: 8,063,774 km (0.063 R)
• M17: 10,933,660 km (0.086 R)
• M18: 12,387,302 km (0.056 R)
• M19: 12,594,944 km (0.11 R)
• M20: 12,946,349 km (0.105 R)
• M21: 13,595,155 km (0.113 R)
• M22: 15,914,221 km (0.102 R)
• M23: 16,077,582 km (0.075 R)
• M24: 20,246,725 km (0.068 R)
• M25: 24,643,407 km (0.045 R)
• M26: 26,315,163 km (0.103 R)
• M27: 26,658,490 km (0.064 R)
• M28: 28,061,269 km (0.057 R)
• M29: 33,357,632 km (0.108 R)
• M30: 34,300,548 km (0.117 R)
• M31: 40,789,954 km (0.102 R)
• M32: 46,202,554 km (0.076 R)
• M33: 51,181,172 km (0.12 R)
• M34: 52,977,543 km (0.07 R)
• M35: 57,843,961 km (0.097 R)
• M36: 61,382,101 km (0.06 R)
• M37: 61,582,711 km (0.099 R)
• M38: 66,743,090 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172.8

Radius: 3.6

Gravity: 13.33 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 15.65 AU - 19.37 AU

Year: 26762 Days

Day: 17.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,380,009 km

• M1: 46,675 km (0.054 R)
• M2: 379,380 km (0.114 R)
• M3: 1,938,489 km (0.095 R)
• M4: 4,780,550 km (0.1 R)
• M5: 5,503,556 km (0.085 R)
• M6: 6,140,095 km (0.094 R)
• M7: 6,415,804 km (0.059 R)
• M8: 7,336,728 km (0.089 R)
• M9: 9,803,298 km (0.046 R)
• M10: 11,485,676 km (0.085 R)
• M11: 12,025,574 km (0.105 R)
• M12: 15,480,836 km (0.062 R)
• M13: 16,512,763 km (0.091 R)
• M14: 31,161,536 km (0.098 R)
• M15: 45,915,476 km (0.088 R)
• M16: 48,651,920 km (0.074 R)
• M17: 52,793,238 km (0.1 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: 392 - 16,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit