🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.5 AU - 0.58 AU

Year: 138 Days

Day: 32.7 Hours

Environment

Temp: 263 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.99 AU - 1.05 AU

Year: 359 Days

Day: 47.3 Hours

Environment

Temp: 171 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.11 AU - 4.79 AU

Year: 3269 Days

Day: 18.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 98,443,229 km

• M1: 370,255 km (0.05 R)
• M2: 1,399,189 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.31 AU - 5.35 AU

Year: 3697 Days

Day: 38.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.7

Radius: 10.7

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 5.53 AU - 8.41 AU

Year: 6408 Days

Day: 12.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 98,443,229 km

• M1: 133,292 km (0.082 R)
• M2: 840,142 km (0.08 R)
• M3: 1,330,224 km (0.098 R)
• M4: 1,735,934 km (0.118 R)
• M5: 2,389,676 km (0.098 R)
• M6: 2,957,550 km (0.115 R)
• M7: 5,070,769 km (0.051 R)
• M8: 5,758,022 km (0.049 R)
• M9: 7,100,214 km (0.118 R)
• M10: 9,577,256 km (0.076 R)
• M11: 10,817,572 km (0.109 R)
• M12: 11,204,881 km (0.094 R)
• M13: 13,227,593 km (0.066 R)
• M14: 13,839,449 km (0.113 R)
• M15: 15,060,167 km (0.102 R)
• M16: 15,482,632 km (0.071 R)
• M17: 24,095,430 km (0.034 R)
• M18: 25,686,852 km (0.075 R)
• M19: 29,170,986 km (0.093 R)
• M20: 29,639,377 km (0.108 R)
• M21: 31,759,927 km (0.04 R)
• M22: 32,255,545 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807

Radius: 8

Gravity: 12.61 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 13.61 AU - 15.73 AU

Year: 19568 Days

Day: 20.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 98,443,229 km

• M1: 99,483 km (0.088 R)
• M2: 516,262 km (0.066 R)
• M3: 771,027 km (0.092 R)
• M4: 1,248,544 km (0.109 R)
• M5: 1,930,561 km (0.117 R)
• M6: 3,291,452 km (0.027 R)
• M7: 3,578,830 km (0.092 R)
• M8: 4,270,720 km (0.095 R)
• M9: 6,128,875 km (0.094 R)
• M10: 7,211,814 km (0.05 R)
• M11: 9,067,875 km (0.118 R)
• M12: 10,165,923 km (0.056 R)
• M13: 11,809,106 km (0.092 R)
• M14: 13,188,099 km (0.063 R)
• M15: 16,593,994 km (0.103 R)
• M16: 16,845,618 km (0.081 R)
• M17: 18,053,621 km (0.05 R)
• M18: 21,324,728 km (0.119 R)
• M19: 22,327,333 km (0.116 R)
• M20: 25,523,641 km (0.095 R)
• M21: 26,197,579 km (0.095 R)
• M22: 35,235,086 km (0.115 R)
• M23: 39,098,750 km (0.109 R)
• M24: 42,605,025 km (0.099 R)
• M25: 43,553,176 km (0.118 R)
• M26: 48,334,474 km (0.075 R)
• M27: 50,061,132 km (0.047 R)
• M28: 52,546,850 km (0.111 R)
• M29: 61,492,803 km (0.057 R)
• M30: 66,429,383 km (0.105 R)
• M31: 71,846,023 km (0.099 R)
• M32: 76,154,142 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.8

Radius: 4.2

Gravity: 47.15 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 15.62 AU - 15.88 AU

Year: 21768 Days

Day: 22.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 98,443,229 km

• M1: 52,359 km (0.076 R)
• M2: 353,649 km (0.078 R)
• M3: 536,308 km (0.098 R)
• M4: 929,302 km (0.101 R)
• M5: 1,997,880 km (0.092 R)
• M6: 2,278,376 km (0.032 R)
• M7: 2,535,983 km (0.099 R)
• M8: 3,892,537 km (0.096 R)
• M9: 4,725,348 km (0.046 R)
• M10: 7,979,102 km (0.077 R)
• M11: 9,251,880 km (0.075 R)
• M12: 14,490,199 km (0.067 R)
• M13: 16,714,121 km (0.065 R)
• M14: 17,237,564 km (0.091 R)
• M15: 17,503,250 km (0.082 R)
• M16: 20,510,317 km (0.116 R)
• M17: 27,162,186 km (0.076 R)
• M18: 28,251,408 km (0.063 R)
• M19: 32,763,878 km (0.068 R)
• M20: 33,582,777 km (0.063 R)
• M21: 59,351,010 km (0.053 R)
• M22: 63,257,310 km (0.102 R)
• M23: 63,889,361 km (0.071 R)
• M24: 65,810,796 km (0.109 R)
• M25: 68,432,050 km (0.097 R)
• M26: 69,320,961 km (0.12 R)
• M27: 78,153,817 km (0.083 R)
• M28: 84,356,145 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.9

Radius: 5.9

Gravity: 20.08 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 18.29 AU - 19.97 AU

Year: 29138 Days

Day: 20.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 98,443,229 km

• M1: 73,303 km (0.048 R)
• M2: 483,949 km (0.032 R)
• M3: 837,000 km (0.051 R)
• M4: 1,685,370 km (0.1 R)
• M5: 1,966,913 km (0.07 R)
• M6: 2,947,527 km (0.096 R)
• M7: 4,112,745 km (0.075 R)
• M8: 4,586,820 km (0.032 R)
• M9: 5,819,208 km (0.084 R)
• M10: 6,181,982 km (0.079 R)
• M11: 8,977,667 km (0.096 R)
• M12: 10,682,634 km (0.114 R)
• M13: 11,860,418 km (0.091 R)
• M14: 13,984,858 km (0.099 R)
• M15: 14,635,608 km (0.078 R)
• M16: 17,627,865 km (0.061 R)
• M17: 18,774,383 km (0.072 R)
• M18: 25,739,810 km (0.076 R)
• M19: 26,224,806 km (0.07 R)
• M20: 26,715,936 km (0.079 R)
• M21: 29,527,179 km (0.079 R)
• M22: 29,925,109 km (0.085 R)
• M23: 35,430,012 km (0.034 R)
• M24: 39,132,709 km (0.049 R)
• M25: 43,597,158 km (0.11 R)
• M26: 44,459,590 km (0.118 R)
• M27: 47,840,501 km (0.112 R)
• M28: 48,757,985 km (0.069 R)
• M29: 56,727,513 km (0.118 R)
• M30: 58,377,577 km (0.06 R)
• M31: 66,653,630 km (0.041 R)
• M32: 68,490,244 km (0.112 R)
• M33: 72,264,149 km (0.117 R)
• M34: 75,430,687 km (0.038 R)
• M35: 89,852,819 km (0.071 R)
• M36: 93,226,251 km (0.115 R)
• M37: 96,391,892 km (0.075 R)

Kuiper Belt

Range: 31.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 12,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit