🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.43 AU - 0.69 AU

Year: 266 Days

Day: 21.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,998,375 km

• M1: 17,653 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.5

Radius: 10.4

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.64 AU - 0.8 AU

Year: 388 Days

Day: 10.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 15,998,375 km

• M1: 129,402 km (0.106 R)
• M2: 454,329 km (0.084 R)
• M3: 819,048 km (0.117 R)
• M4: 1,169,556 km (0.1 R)
• M5: 1,681,929 km (0.108 R)
• M6: 3,161,901 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.7

Radius: 10.6

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.97 AU - 1.47 AU

Year: 857 Days

Day: 6.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 150.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 15,998,375 km

• M1: 131,796 km (0.087 R)
• M2: 501,153 km (0.059 R)
• M3: 840,291 km (0.098 R)
• M4: 1,180,776 km (0.085 R)
• M5: 1,517,670 km (0.119 R)
• M6: 2,126,534 km (0.074 R)
• M7: 2,471,506 km (0.098 R)
• M8: 4,132,492 km (0.045 R)
• M9: 4,781,896 km (0.119 R)
• M10: 5,169,205 km (0.118 R)
• M11: 5,738,574 km (0.099 R)
• M12: 6,284,158 km (0.073 R)
• M13: 7,700,700 km (0.071 R)
• M14: 8,208,585 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.3

Radius: 14.3

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.3 AU - 1.4 AU

Year: 997 Days

Day: 11.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 15,998,375 km

• M1: 178,919 km (0.042 R)
• M2: 1,030,580 km (0.066 R)
• M3: 2,481,380 km (0.114 R)
• M4: 3,147,988 km (0.118 R)
• M5: 3,863,963 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.5

Radius: 8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.32 AU - 1.56 AU

Year: 1099 Days

Day: 8.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 15,998,375 km

• M1: 100,380 km (0.108 R)
• M2: 455,974 km (0.068 R)
• M3: 724,951 km (0.069 R)
• M4: 2,181,436 km (0.119 R)
• M5: 3,265,871 km (0.105 R)
• M6: 3,792,605 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406.9

Radius: 7.3

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.98 AU - 7.42 AU

Year: 9816 Days

Day: 24.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 98.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 15,998,375 km

• M1: 90,806 km (0.062 R)
• M2: 334,052 km (0.054 R)
• M3: 619,335 km (0.098 R)
• M4: 1,250,937 km (0.117 R)
• M5: 1,610,421 km (0.097 R)
• M6: 1,897,350 km (0.078 R)
• M7: 2,767,710 km (0.095 R)
• M8: 3,291,901 km (0.089 R)
• M9: 3,757,450 km (0.066 R)
• M10: 4,057,244 km (0.106 R)
• M11: 4,373,045 km (0.064 R)
• M12: 4,648,604 km (0.099 R)
• M13: 5,482,762 km (0.117 R)
• M14: 5,738,425 km (0.044 R)
• M15: 7,443,990 km (0.091 R)
• M16: 8,080,828 km (0.093 R)
• M17: 9,059,049 km (0.086 R)
• M18: 9,738,073 km (0.101 R)
• M19: 11,146,687 km (0.105 R)
• M20: 12,194,022 km (0.111 R)
• M21: 13,651,554 km (0.076 R)
• M22: 15,034,736 km (0.064 R)
• M23: 19,445,180 km (0.042 R)
• M24: 23,206,818 km (0.069 R)
• M25: 28,176,609 km (0.07 R)
• M26: 34,349,017 km (0.098 R)
• M27: 38,968,600 km (0.104 R)
• M28: 39,204,067 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835.5

Radius: 5.6

Gravity: 26.64 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.87 AU - 7.85 AU

Year: 10198 Days

Day: 24.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 15,998,375 km

• M1: 72,106 km (0.108 R)
• M2: 262,544 km (0.109 R)
• M3: 448,046 km (0.102 R)
• M4: 1,799,662 km (0.085 R)
• M5: 2,000,423 km (0.096 R)
• M6: 2,652,071 km (0.068 R)
• M7: 3,263,178 km (0.116 R)
• M8: 4,423,759 km (0.119 R)
• M9: 4,605,221 km (0.083 R)
• M10: 4,886,614 km (0.054 R)
• M11: 5,179,527 km (0.102 R)
• M12: 5,729,000 km (0.11 R)
• M13: 6,203,375 km (0.111 R)
• M14: 6,743,124 km (0.076 R)
• M15: 7,355,727 km (0.117 R)
• M16: 8,690,888 km (0.06 R)
• M17: 9,169,751 km (0.109 R)
• M18: 11,095,225 km (0.06 R)
• M19: 11,487,770 km (0.082 R)
• M20: 13,526,490 km (0.052 R)
• M21: 15,377,165 km (0.055 R)
• M22: 17,092,305 km (0.08 R)
• M23: 17,465,103 km (0.117 R)
• M24: 17,691,295 km (0.079 R)
• M25: 20,227,726 km (0.079 R)
• M26: 20,644,805 km (0.106 R)
• M27: 27,710,014 km (0.108 R)
• M28: 31,112,617 km (0.069 R)
• M29: 31,780,272 km (0.114 R)
• M30: 36,354,078 km (0.044 R)
• M31: 37,218,903 km (0.064 R)
• M32: 37,719,308 km (0.108 R)
• M33: 38,224,051 km (0.094 R)
• M34: 41,481,545 km (0.108 R)
• M35: 44,497,139 km (0.099 R)
• M36: 47,070,671 km (0.106 R)
• M37: 47,362,686 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.4

Radius: 7.6

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.44 AU - 8.76 AU

Year: 12029 Days

Day: 18.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 15,998,375 km

• M1: 94,546 km (0.104 R)
• M2: 337,493 km (0.083 R)
• M3: 964,757 km (0.036 R)
• M4: 1,211,144 km (0.104 R)
• M5: 2,850,587 km (0.111 R)
• M6: 9,075,953 km (0.095 R)
• M7: 11,913,675 km (0.119 R)
• M8: 13,248,238 km (0.119 R)
• M9: 14,679,590 km (0.066 R)
• M10: 17,239,659 km (0.076 R)
• M11: 18,000,513 km (0.107 R)
• M12: 19,264,017 km (0.109 R)
• M13: 20,925,152 km (0.063 R)
• M14: 22,860,350 km (0.117 R)
• M15: 26,981,622 km (0.039 R)
• M16: 28,739,097 km (0.106 R)
• M17: 33,405,803 km (0.107 R)
• M18: 34,586,878 km (0.117 R)
• M19: 35,187,813 km (0.037 R)
• M20: 39,721,526 km (0.099 R)
• M21: 45,341,918 km (0.12 R)
• M22: 49,319,276 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.8

Radius: 4.1

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.94 AU - 8.46 AU

Year: 13585 Days

Day: 23.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 15,998,375 km

• M1: 53,406 km (0.085 R)
• M2: 578,495 km (0.114 R)
• M3: 885,320 km (0.08 R)
• M4: 5,312,669 km (0.11 R)
• M5: 6,103,144 km (0.083 R)
• M6: 6,357,311 km (0.041 R)
• M7: 6,968,867 km (0.1 R)
• M8: 8,246,732 km (0.085 R)
• M9: 10,992,900 km (0.091 R)
• M10: 12,631,745 km (0.091 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 17,509 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit