🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.5 AU - 0.54 AU

Year: 246 Days

Day: 19.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.2

Radius: 10.2

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.31 AU - 1.49 AU

Year: 1087 Days

Day: 13.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,622,755 km

• M1: 127,009 km (0.065 R)
• M2: 583,282 km (0.1 R)
• M3: 1,470,996 km (0.098 R)
• M4: 2,018,225 km (0.117 R)
• M5: 2,470,310 km (0.106 R)
• M6: 2,821,416 km (0.095 R)
• M7: 3,261,533 km (0.055 R)
• M8: 4,179,765 km (0.08 R)
• M9: 4,504,093 km (0.104 R)
• M10: 5,031,724 km (0.101 R)
• M11: 5,681,877 km (0.058 R)
• M12: 8,827,471 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.4

Radius: 13.9

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.39 AU - 2.71 AU

Year: 2671 Days

Day: 10.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,622,755 km

• M1: 172,935 km (0.039 R)
• M2: 959,521 km (0.073 R)
• M3: 1,781,262 km (0.114 R)
• M4: 2,642,646 km (0.106 R)
• M5: 3,099,069 km (0.078 R)
• M6: 3,749,072 km (0.067 R)
• M7: 4,756,315 km (0.052 R)
• M8: 8,337,538 km (0.048 R)
• M9: 10,189,709 km (0.058 R)
• M10: 11,594,134 km (0.062 R)
• M11: 14,157,344 km (0.115 R)
• M12: 15,013,343 km (0.102 R)
• M13: 16,483,591 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.9

Radius: 8.7

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.69 AU - 4.11 AU

Year: 4113 Days

Day: 6.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,622,755 km

• M1: 109,655 km (0.108 R)
• M2: 410,646 km (0.087 R)
• M3: 947,703 km (0.101 R)
• M4: 1,428,660 km (0.059 R)
• M5: 1,813,276 km (0.026 R)
• M6: 2,164,232 km (0.034 R)
• M7: 2,512,047 km (0.09 R)
• M8: 3,076,630 km (0.101 R)
• M9: 3,498,197 km (0.048 R)
• M10: 4,180,064 km (0.091 R)
• M11: 6,152,661 km (0.061 R)
• M12: 6,482,225 km (0.064 R)
• M13: 7,308,604 km (0.091 R)
• M14: 7,781,632 km (0.107 R)
• M15: 8,529,472 km (0.06 R)
• M16: 8,902,120 km (0.105 R)
• M17: 9,441,870 km (0.056 R)
• M18: 12,238,602 km (0.059 R)
• M19: 13,052,414 km (0.091 R)
• M20: 13,749,241 km (0.118 R)
• M21: 14,523,111 km (0.107 R)
• M22: 16,270,863 km (0.086 R)
• M23: 17,971,940 km (0.053 R)
• M24: 18,461,275 km (0.117 R)
• M25: 19,022,416 km (0.105 R)
• M26: 19,466,722 km (0.1 R)
• M27: 20,841,227 km (0.093 R)
• M28: 21,655,040 km (0.117 R)
• M29: 22,069,875 km (0.112 R)
• M30: 22,915,252 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.1

Radius: 10.2

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.73 AU - 3.85 AU

Year: 4840 Days

Day: 8.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,622,755 km

• M1: 128,355 km (0.035 R)
• M2: 539,600 km (0.096 R)
• M3: 1,175,091 km (0.12 R)
• M4: 1,714,392 km (0.071 R)
• M5: 2,112,920 km (0.026 R)
• M6: 2,491,852 km (0.071 R)
• M7: 3,232,212 km (0.12 R)
• M8: 3,781,385 km (0.105 R)
• M9: 5,610,219 km (0.113 R)
• M10: 6,192,005 km (0.094 R)
• M11: 7,040,824 km (0.119 R)
• M12: 7,408,087 km (0.092 R)
• M13: 8,815,055 km (0.071 R)
• M14: 11,091,037 km (0.076 R)
• M15: 11,914,274 km (0.11 R)
• M16: 13,888,666 km (0.054 R)
• M17: 24,283,325 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.7

Radius: 8.1

Gravity: 9.98 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.7 AU - 3.98 AU

Year: 4936 Days

Day: 14.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,622,755 km

• M1: 101,128 km (0.079 R)
• M2: 554,410 km (0.081 R)
• M3: 1,128,417 km (0.101 R)
• M4: 1,437,935 km (0.099 R)
• M5: 5,070,919 km (0.118 R)
• M6: 5,458,078 km (0.097 R)
• M7: 6,014,882 km (0.045 R)
• M8: 9,301,248 km (0.115 R)
• M9: 9,967,108 km (0.077 R)
• M10: 10,355,314 km (0.081 R)
• M11: 11,440,348 km (0.095 R)
• M12: 12,155,725 km (0.066 R)
• M13: 15,894,026 km (0.072 R)
• M14: 16,784,432 km (0.11 R)
• M15: 20,541,732 km (0.113 R)
• M16: 23,437,199 km (0.045 R)
• M17: 24,278,837 km (0.119 R)
• M18: 25,699,119 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 983.9

Radius: 7.1

Gravity: 19.52 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.46 AU - 7.4 AU

Year: 10696 Days

Day: 20.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,622,755 km

• M1: 88,263 km (0.057 R)
• M2: 360,830 km (0.06 R)
• M3: 603,927 km (0.074 R)
• M4: 949,647 km (0.091 R)
• M5: 1,301,651 km (0.043 R)
• M6: 1,598,004 km (0.106 R)
• M7: 2,745,271 km (0.105 R)
• M8: 3,066,457 km (0.083 R)
• M9: 3,648,842 km (0.12 R)
• M10: 4,242,596 km (0.093 R)
• M11: 4,769,031 km (0.105 R)
• M12: 5,408,113 km (0.07 R)
• M13: 7,802,277 km (0.081 R)
• M14: 9,030,625 km (0.06 R)
• M15: 9,331,466 km (0.104 R)
• M16: 10,328,536 km (0.084 R)
• M17: 11,511,107 km (0.038 R)
• M18: 11,984,585 km (0.053 R)
• M19: 12,844,174 km (0.088 R)
• M20: 22,421,280 km (0.104 R)
• M21: 23,913,818 km (0.089 R)
• M22: 24,200,896 km (0.05 R)
• M23: 26,275,071 km (0.052 R)
• M24: 27,095,466 km (0.075 R)
• M25: 31,800,169 km (0.106 R)
• M26: 32,147,236 km (0.081 R)
• M27: 46,251,323 km (0.1 R)
• M28: 49,277,389 km (0.102 R)
• M29: 53,732,114 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830.5

Radius: 5.6

Gravity: 26.48 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.39 AU - 7.51 AU

Year: 10746 Days

Day: 20.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,622,755 km

• M1: 87,216 km (0.09 R)
• M2: 392,545 km (0.057 R)
• M3: 696,079 km (0.038 R)
• M4: 1,309,281 km (0.083 R)
• M5: 1,696,141 km (0.055 R)
• M6: 2,782,221 km (0.055 R)
• M7: 3,125,698 km (0.106 R)
• M8: 3,497,000 km (0.105 R)
• M9: 4,447,395 km (0.109 R)
• M10: 4,725,498 km (0.084 R)
• M11: 6,604,447 km (0.102 R)
• M12: 7,686,787 km (0.091 R)
• M13: 7,863,313 km (0.089 R)
• M14: 10,626,984 km (0.116 R)
• M15: 10,956,847 km (0.092 R)
• M16: 11,407,286 km (0.091 R)
• M17: 15,818,479 km (0.105 R)
• M18: 20,477,555 km (0.072 R)
• M19: 20,988,432 km (0.089 R)
• M20: 21,770,679 km (0.06 R)
• M21: 22,752,789 km (0.109 R)
• M22: 26,977,882 km (0.075 R)
• M23: 30,912,455 km (0.112 R)
• M24: 31,135,506 km (0.108 R)
• M25: 32,380,908 km (0.118 R)
• M26: 36,939,155 km (0.075 R)
• M27: 43,284,498 km (0.036 R)
• M28: 47,007,241 km (0.11 R)
• M29: 48,795,085 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 15,482 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit