🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.45 AU - 0.75 AU

Year: 300 Days

Day: 23.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.2

Radius: 12

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.99 AU - 2.17 AU

Year: 1937 Days

Day: 11.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,324,490 km

• M1: 149,299 km (0.114 R)
• M2: 556,205 km (0.119 R)
• M3: 1,199,476 km (0.093 R)
• M4: 1,768,097 km (0.098 R)
• M5: 2,170,366 km (0.092 R)
• M6: 2,579,366 km (0.12 R)
• M7: 3,086,204 km (0.117 R)
• M8: 3,746,379 km (0.045 R)
• M9: 4,360,180 km (0.05 R)
• M10: 5,105,476 km (0.041 R)
• M11: 6,304,353 km (0.079 R)
• M12: 7,341,516 km (0.092 R)
• M13: 7,740,493 km (0.039 R)
• M14: 8,305,225 km (0.071 R)
• M15: 9,854,909 km (0.068 R)
• M16: 11,858,474 km (0.083 R)
• M17: 12,369,201 km (0.09 R)
• M18: 12,771,918 km (0.05 R)
• M19: 13,603,982 km (0.055 R)
• M20: 15,101,007 km (0.117 R)
• M21: 15,654,669 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.3

Radius: 8.9

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.03 AU - 2.13 AU

Year: 1937 Days

Day: 8.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,324,490 km

• M1: 110,702 km (0.107 R)
• M2: 436,377 km (0.096 R)
• M3: 880,683 km (0.094 R)
• M4: 1,198,429 km (0.108 R)
• M5: 1,659,489 km (0.108 R)
• M6: 2,467,467 km (0.107 R)
• M7: 3,310,750 km (0.085 R)
• M8: 3,902,111 km (0.119 R)
• M9: 4,679,272 km (0.088 R)
• M10: 5,063,140 km (0.088 R)
• M11: 5,402,578 km (0.071 R)
• M12: 5,712,095 km (0.029 R)
• M13: 6,637,209 km (0.091 R)
• M14: 7,175,163 km (0.113 R)
• M15: 8,995,170 km (0.115 R)
• M16: 9,431,099 km (0.107 R)
• M17: 10,012,137 km (0.108 R)
• M18: 10,480,378 km (0.116 R)
• M19: 11,281,175 km (0.037 R)
• M20: 13,441,518 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.5

Radius: 12.7

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.48 AU - 3.16 AU

Year: 3058 Days

Day: 13 Hours

Environment

Temp: -206 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,324,490 km

• M1: 158,873 km (0.115 R)
• M2: 723,904 km (0.054 R)
• M3: 1,348,326 km (0.114 R)
• M4: 1,951,055 km (0.086 R)
• M5: 2,928,229 km (0.091 R)
• M6: 3,431,775 km (0.086 R)
• M7: 4,230,029 km (0.096 R)
• M8: 4,925,360 km (0.088 R)
• M9: 6,544,907 km (0.077 R)
• M10: 7,315,485 km (0.091 R)
• M11: 9,603,435 km (0.119 R)
• M12: 10,313,576 km (0.113 R)
• M13: 12,983,150 km (0.069 R)
• M14: 13,461,116 km (0.028 R)
• M15: 13,950,749 km (0.12 R)
• M16: 14,452,201 km (0.105 R)
• M17: 16,916,078 km (0.081 R)
• M18: 17,660,328 km (0.082 R)
• M19: 18,070,076 km (0.067 R)
• M20: 20,024,722 km (0.086 R)
• M21: 22,184,317 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.6

Radius: 12.3

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.61 AU - 6.67 AU

Year: 8648 Days

Day: 5.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,324,490 km

• M1: 258,505 km (0.094 R)
• M2: 807,230 km (0.059 R)
• M3: 2,217,040 km (0.097 R)
• M4: 5,185,810 km (0.045 R)
• M5: 6,406,080 km (0.089 R)
• M6: 7,083,908 km (0.07 R)
• M7: 8,906,908 km (0.114 R)
• M8: 10,466,316 km (0.108 R)
• M9: 10,977,193 km (0.032 R)
• M10: 12,404,506 km (0.051 R)
• M11: 13,786,192 km (0.061 R)
• M12: 16,727,884 km (0.115 R)
• M13: 19,503,374 km (0.096 R)
• M14: 29,376,235 km (0.094 R)
• M15: 32,796,042 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 249.7

Radius: 4.3

Gravity: 13.5 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.25 AU - 7.53 AU

Year: 10430 Days

Day: 20.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,324,490 km

• M1: 57,595 km (0.085 R)
• M2: 272,567 km (0.089 R)
• M3: 664,364 km (0.104 R)
• M4: 1,142,030 km (0.089 R)
• M5: 2,621,403 km (0.108 R)
• M6: 3,453,616 km (0.111 R)
• M7: 6,599,360 km (0.118 R)
• M8: 8,392,889 km (0.108 R)
• M9: 16,483,741 km (0.063 R)
• M10: 17,988,396 km (0.081 R)
• M11: 18,191,251 km (0.083 R)
• M12: 18,947,767 km (0.028 R)
• M13: 19,298,574 km (0.051 R)
• M14: 21,799,402 km (0.06 R)
• M15: 22,810,085 km (0.105 R)
• M16: 23,527,856 km (0.103 R)
• M17: 29,071,504 km (0.084 R)
• M18: 29,444,451 km (0.109 R)
• M19: 33,045,422 km (0.036 R)

Asteroid Belt

Center: 7.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.2

Radius: 3.8

Gravity: 55.14 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.69 AU - 10.65 AU

Year: 16483 Days

Day: 16.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 70,324,490 km

• M1: 47,273 km (0.11 R)
• M2: 184,454 km (0.079 R)
• M3: 464,053 km (0.09 R)
• M4: 765,343 km (0.095 R)
• M5: 902,374 km (0.111 R)
• M6: 1,185,414 km (0.071 R)
• M7: 1,311,225 km (0.074 R)
• M8: 1,573,470 km (0.11 R)
• M9: 2,021,666 km (0.119 R)
• M10: 3,873,089 km (0.084 R)
• M11: 4,477,913 km (0.091 R)
• M12: 5,518,665 km (0.103 R)
• M13: 7,067,751 km (0.101 R)
• M14: 7,250,859 km (0.063 R)
• M15: 7,819,331 km (0.119 R)
• M16: 8,114,488 km (0.09 R)
• M17: 8,365,962 km (0.069 R)
• M18: 8,571,060 km (0.088 R)
• M19: 8,884,767 km (0.096 R)
• M20: 9,479,718 km (0.091 R)
• M21: 12,257,302 km (0.108 R)
• M22: 14,189,208 km (0.085 R)
• M23: 14,925,529 km (0.069 R)
• M24: 15,151,422 km (0.117 R)
• M25: 17,956,681 km (0.093 R)
• M26: 20,435,967 km (0.116 R)
• M27: 22,047,285 km (0.047 R)
• M28: 22,635,654 km (0.051 R)
• M29: 23,436,451 km (0.106 R)
• M30: 23,741,481 km (0.077 R)
• M31: 31,633,667 km (0.08 R)
• M32: 32,633,728 km (0.077 R)
• M33: 34,828,479 km (0.101 R)
• M34: 38,513,074 km (0.1 R)
• M35: 38,937,783 km (0.095 R)
• M36: 39,080,050 km (0.087 R)
• M37: 40,522,024 km (0.082 R)
• M38: 47,127,518 km (0.091 R)
• M39: 59,921,427 km (0.082 R)
• M40: 62,030,009 km (0.034 R)
• M41: 66,800,984 km (0.104 R)
• M42: 69,693,908 km (0.098 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 20,007 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit