🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.46 AU - 0.62 AU

Year: 256 Days

Day: 41.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.53 AU - 0.59 AU

Year: 271 Days

Day: 33.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,518,990 km

• M1: 42,486 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.2

Radius: 11

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.57 AU - 0.85 AU

Year: 386 Days

Day: 6 Hours

Environment

Temp: -145 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 88,518,990 km

• M1: 136,732 km (0.045 R)
• M2: 546,331 km (0.084 R)
• M3: 896,241 km (0.094 R)
• M4: 1,267,842 km (0.048 R)
• M5: 1,759,421 km (0.098 R)
• M6: 2,106,637 km (0.059 R)
• M7: 2,856,571 km (0.079 R)
• M8: 3,341,418 km (0.088 R)
• M9: 4,000,845 km (0.086 R)
• M10: 4,867,316 km (0.12 R)
• M11: 5,263,601 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.5

Radius: 13.9

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.19 AU - 2.42 AU

Year: 2252 Days

Day: 6.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 88,518,990 km

• M1: 172,935 km (0.095 R)
• M2: 662,270 km (0.101 R)
• M3: 1,165,068 km (0.08 R)
• M4: 1,901,987 km (0.117 R)
• M5: 2,539,723 km (0.1 R)
• M6: 3,168,782 km (0.118 R)
• M7: 4,348,661 km (0.054 R)
• M8: 5,049,078 km (0.116 R)
• M9: 8,289,816 km (0.119 R)
• M10: 9,063,686 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.9

Radius: 11.7

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.36 AU - 3.78 AU

Year: 3473 Days

Day: 14.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,518,990 km

• M1: 145,858 km (0.108 R)
• M2: 516,561 km (0.096 R)
• M3: 1,013,526 km (0.103 R)
• M4: 1,795,773 km (0.059 R)
• M5: 2,575,776 km (0.075 R)
• M6: 3,051,797 km (0.117 R)
• M7: 4,013,860 km (0.098 R)
• M8: 7,942,001 km (0.025 R)
• M9: 9,480,466 km (0.076 R)
• M10: 9,954,392 km (0.091 R)
• M11: 10,515,534 km (0.065 R)
• M12: 11,586,205 km (0.059 R)
• M13: 13,138,882 km (0.119 R)
• M14: 13,600,840 km (0.042 R)
• M15: 14,380,245 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.5

Radius: 10.9

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.71 AU - 4.35 AU

Year: 5224 Days

Day: 10.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,518,990 km

• M1: 135,984 km (0.101 R)
• M2: 482,004 km (0.091 R)
• M3: 1,326,185 km (0.095 R)
• M4: 1,739,823 km (0.101 R)
• M5: 3,381,959 km (0.097 R)
• M6: 4,047,071 km (0.102 R)
• M7: 6,000,819 km (0.051 R)
• M8: 6,773,343 km (0.115 R)
• M9: 8,017,249 km (0.103 R)
• M10: 10,050,135 km (0.045 R)
• M11: 11,760,786 km (0.053 R)
• M12: 12,154,827 km (0.047 R)
• M13: 13,874,455 km (0.112 R)
• M14: 15,107,440 km (0.05 R)
• M15: 16,657,125 km (0.114 R)
• M16: 20,000,338 km (0.094 R)
• M17: 21,063,081 km (0.077 R)
• M18: 21,718,619 km (0.1 R)
• M19: 24,159,757 km (0.088 R)
• M20: 26,190,099 km (0.09 R)
• M21: 29,580,735 km (0.092 R)
• M22: 31,240,075 km (0.101 R)
• M23: 31,711,757 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.9

Radius: 13.8

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.79 AU - 5.13 AU

Year: 7132 Days

Day: 11.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,518,990 km

• M1: 172,187 km (0.111 R)
• M2: 611,406 km (0.052 R)
• M3: 1,175,241 km (0.106 R)
• M4: 2,594,326 km (0.109 R)
• M5: 4,385,162 km (0.119 R)
• M6: 4,955,130 km (0.114 R)
• M7: 5,639,092 km (0.042 R)
• M8: 8,802,189 km (0.066 R)
• M9: 9,855,209 km (0.113 R)
• M10: 13,579,298 km (0.076 R)
• M11: 14,361,844 km (0.111 R)
• M12: 15,951,322 km (0.091 R)
• M13: 21,664,016 km (0.089 R)
• M14: 23,408,177 km (0.11 R)
• M15: 24,183,543 km (0.037 R)
• M16: 24,798,540 km (0.108 R)
• M17: 25,244,042 km (0.106 R)
• M18: 26,520,262 km (0.07 R)
• M19: 29,798,250 km (0.087 R)
• M20: 34,984,360 km (0.063 R)
• M21: 37,497,305 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208

Radius: 13.4

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.99 AU - 5.47 AU

Year: 7723 Days

Day: 5.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,518,990 km

• M1: 166,802 km (0.107 R)
• M2: 640,428 km (0.11 R)
• M3: 1,170,903 km (0.115 R)
• M4: 1,716,785 km (0.118 R)
• M5: 2,192,207 km (0.076 R)
• M6: 4,270,720 km (0.059 R)
• M7: 4,925,211 km (0.055 R)
• M8: 5,590,173 km (0.068 R)
• M9: 6,436,000 km (0.108 R)
• M10: 6,938,050 km (0.056 R)
• M11: 8,128,550 km (0.043 R)
• M12: 8,716,170 km (0.07 R)
• M13: 9,253,675 km (0.116 R)
• M14: 11,904,849 km (0.098 R)
• M15: 12,615,588 km (0.102 R)
• M16: 15,633,277 km (0.111 R)
• M17: 18,596,362 km (0.112 R)
• M18: 20,611,146 km (0.072 R)
• M19: 24,311,449 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.8

Radius: 4.6

Gravity: 41.29 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 8.53 AU - 12.63 AU

Year: 22220 Days

Day: 15.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,518,990 km

• M1: 58,194 km (0.097 R)
• M2: 260,599 km (0.052 R)
• M3: 469,289 km (0.118 R)
• M4: 819,348 km (0.104 R)
• M5: 1,234,781 km (0.103 R)
• M6: 1,896,901 km (0.071 R)
• M7: 4,253,666 km (0.109 R)
• M8: 6,800,270 km (0.073 R)
• M9: 8,172,083 km (0.082 R)
• M10: 10,528,549 km (0.101 R)
• M11: 10,721,679 km (0.119 R)
• M12: 14,694,849 km (0.079 R)
• M13: 15,344,104 km (0.085 R)
• M14: 16,012,358 km (0.056 R)
• M15: 16,612,694 km (0.113 R)
• M16: 19,549,599 km (0.104 R)
• M17: 20,734,714 km (0.052 R)
• M18: 23,574,530 km (0.111 R)
• M19: 23,794,738 km (0.089 R)
• M20: 25,259,152 km (0.071 R)
• M21: 26,072,067 km (0.095 R)
• M22: 27,022,163 km (0.041 R)
• M23: 32,121,655 km (0.097 R)
• M24: 37,526,476 km (0.063 R)
• M25: 42,686,107 km (0.048 R)
• M26: 43,177,386 km (0.031 R)
• M27: 47,945,370 km (0.054 R)
• M28: 51,005,095 km (0.114 R)
• M29: 51,558,158 km (0.096 R)
• M30: 53,620,365 km (0.094 R)
• M31: 54,768,229 km (0.039 R)
• M32: 55,154,341 km (0.06 R)
• M33: 63,264,640 km (0.12 R)
• M34: 66,062,270 km (0.065 R)
• M35: 79,551,809 km (0.092 R)
• M36: 81,294,325 km (0.098 R)
• M37: 83,571,803 km (0.044 R)
• M38: 85,631,766 km (0.104 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 15,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit