🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.5 AU - 0.66 AU

Year: 161 Days

Day: 14.1 Hours

Environment

Temp: 191 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.08 AU - 1.64 AU

Year: 576 Days

Day: 43.8 Hours

Environment

Temp: -21 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.7

Radius: 9.3

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.89 AU - 5.83 AU

Year: 4510 Days

Day: 7.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 95,195,438 km

• M1: 115,789 km (0.08 R)
• M2: 406,308 km (0.105 R)
• M3: 774,019 km (0.108 R)
• M4: 1,075,758 km (0.115 R)
• M5: 1,478,775 km (0.116 R)
• M6: 1,793,978 km (0.102 R)
• M7: 2,195,798 km (0.094 R)
• M8: 2,641,150 km (0.085 R)
• M9: 3,128,241 km (0.108 R)
• M10: 3,674,124 km (0.072 R)
• M11: 4,172,883 km (0.066 R)
• M12: 4,692,586 km (0.111 R)
• M13: 5,486,951 km (0.058 R)
• M14: 6,573,181 km (0.101 R)
• M15: 6,934,609 km (0.064 R)
• M16: 7,763,531 km (0.063 R)
• M17: 8,099,378 km (0.063 R)
• M18: 13,254,970 km (0.028 R)
• M19: 15,562,966 km (0.077 R)
• M20: 17,489,487 km (0.11 R)
• M21: 18,302,851 km (0.117 R)
• M22: 20,573,746 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.5

Radius: 9.5

Gravity: 11.06 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.13 AU - 5.79 AU

Year: 4637 Days

Day: 10.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,195,438 km

• M1: 141,071 km (0.089 R)
• M2: 523,293 km (0.027 R)
• M3: 1,242,111 km (0.09 R)
• M4: 3,486,229 km (0.078 R)
• M5: 4,222,101 km (0.116 R)
• M6: 4,920,424 km (0.096 R)
• M7: 5,907,321 km (0.083 R)
• M8: 6,221,177 km (0.093 R)
• M9: 7,887,099 km (0.094 R)
• M10: 8,582,430 km (0.116 R)
• M11: 13,858,747 km (0.072 R)
• M12: 15,691,171 km (0.091 R)
• M13: 16,727,585 km (0.117 R)
• M14: 17,809,178 km (0.102 R)
• M15: 18,400,239 km (0.107 R)
• M16: 23,219,684 km (0.114 R)
• M17: 27,408,125 km (0.072 R)
• M18: 29,179,663 km (0.106 R)
• M19: 32,267,513 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.6

Radius: 13.2

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.97 AU - 7.05 AU

Year: 6745 Days

Day: 5.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 95,195,438 km

• M1: 164,109 km (0.096 R)
• M2: 922,570 km (0.111 R)
• M3: 2,196,097 km (0.05 R)
• M4: 3,335,733 km (0.054 R)
• M5: 4,792,817 km (0.036 R)
• M6: 8,618,782 km (0.099 R)
• M7: 9,195,781 km (0.109 R)
• M8: 11,162,245 km (0.097 R)
• M9: 12,778,351 km (0.051 R)
• M10: 14,310,233 km (0.076 R)
• M11: 15,810,999 km (0.09 R)
• M12: 18,172,551 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.5

Radius: 11.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.95 AU - 8.67 AU

Year: 7932 Days

Day: 14.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 95,195,438 km

• M1: 144,661 km (0.1 R)
• M2: 518,656 km (0.074 R)
• M3: 1,748,051 km (0.112 R)
• M4: 2,211,655 km (0.088 R)
• M5: 5,886,676 km (0.114 R)
• M6: 6,556,127 km (0.098 R)
• M7: 9,087,173 km (0.067 R)
• M8: 9,490,339 km (0.107 R)
• M9: 10,894,016 km (0.113 R)
• M10: 12,837,592 km (0.082 R)
• M11: 13,915,594 km (0.105 R)
• M12: 14,501,569 km (0.06 R)
• M13: 18,080,548 km (0.09 R)
• M14: 19,676,309 km (0.07 R)
• M15: 21,171,689 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.9

Radius: 4.9

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 9.7 AU - 15.82 AU

Year: 16566 Days

Day: 16.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 95,195,438 km

• M1: 61,186 km (0.089 R)
• M2: 238,309 km (0.084 R)
• M3: 497,263 km (0.045 R)
• M4: 1,174,792 km (0.119 R)
• M5: 2,347,939 km (0.043 R)
• M6: 3,513,156 km (0.079 R)
• M7: 5,344,384 km (0.102 R)
• M8: 9,792,677 km (0.091 R)
• M9: 11,199,944 km (0.06 R)
• M10: 12,645,508 km (0.103 R)
• M11: 14,963,527 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.6

Radius: 6.9

Gravity: 11.23 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 14.9 AU - 24.42 AU

Year: 31681 Days

Day: 22.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 95,195,438 km

• M1: 86,019 km (0.078 R)
• M2: 335,698 km (0.05 R)
• M3: 659,128 km (0.102 R)
• M4: 1,351,916 km (0.077 R)
• M5: 1,719,179 km (0.092 R)
• M6: 2,264,463 km (0.083 R)
• M7: 3,144,248 km (0.089 R)
• M8: 5,141,529 km (0.101 R)
• M9: 5,684,270 km (0.085 R)
• M10: 6,264,560 km (0.093 R)
• M11: 6,640,799 km (0.089 R)
• M12: 11,275,341 km (0.081 R)
• M13: 12,554,403 km (0.081 R)
• M14: 13,076,948 km (0.079 R)
• M15: 13,691,796 km (0.054 R)
• M16: 15,062,112 km (0.057 R)
• M17: 18,738,928 km (0.09 R)
• M18: 21,252,023 km (0.118 R)
• M19: 29,336,442 km (0.063 R)
• M20: 30,123,476 km (0.113 R)
• M21: 33,270,866 km (0.054 R)
• M22: 34,415,140 km (0.057 R)
• M23: 36,781,778 km (0.075 R)
• M24: 37,237,304 km (0.109 R)
• M25: 59,531,874 km (0.069 R)
• M26: 62,931,935 km (0.052 R)
• M27: 65,121,599 km (0.083 R)
• M28: 67,588,168 km (0.095 R)
• M29: 84,232,727 km (0.085 R)
• M30: 86,889,734 km (0.05 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 16,746 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit