🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.08 AU - 1.28 AU

Year: 491 Days

Day: 23.3 Hours

Environment

Temp: -37 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,474,675 km

• M1: 119,379 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.62 AU - 2.64 AU

Year: 1633 Days

Day: 37 Hours

Environment

Temp: -102 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.9

Radius: 10.7

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4 AU - 5.86 AU

Year: 4191 Days

Day: 8.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,474,675 km

• M1: 133,142 km (0.093 R)
• M2: 563,984 km (0.079 R)
• M3: 943,215 km (0.029 R)
• M4: 1,519,466 km (0.048 R)
• M5: 1,922,033 km (0.069 R)
• M6: 2,427,076 km (0.031 R)
• M7: 2,893,522 km (0.041 R)
• M8: 3,601,419 km (0.083 R)
• M9: 3,963,596 km (0.062 R)
• M10: 5,016,166 km (0.115 R)
• M11: 5,950,106 km (0.095 R)
• M12: 6,866,991 km (0.101 R)
• M13: 10,395,706 km (0.116 R)
• M14: 11,179,299 km (0.077 R)
• M15: 12,189,833 km (0.101 R)
• M16: 13,921,578 km (0.106 R)
• M17: 15,200,191 km (0.103 R)
• M18: 17,745,000 km (0.11 R)
• M19: 18,423,127 km (0.108 R)
• M20: 19,054,430 km (0.094 R)
• M21: 21,240,803 km (0.104 R)
• M22: 21,655,489 km (0.072 R)
• M23: 25,713,480 km (0.09 R)
• M24: 26,983,118 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.8

Radius: 12.8

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.53 AU - 7.43 AU

Year: 5599 Days

Day: 9.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,474,675 km

• M1: 159,322 km (0.113 R)
• M2: 720,763 km (0.038 R)
• M3: 1,303,446 km (0.08 R)
• M4: 1,825,692 km (0.098 R)
• M5: 3,323,915 km (0.061 R)
• M6: 3,740,096 km (0.106 R)
• M7: 5,377,744 km (0.084 R)
• M8: 5,986,458 km (0.08 R)
• M9: 6,674,459 km (0.04 R)
• M10: 7,861,817 km (0.058 R)
• M11: 8,526,181 km (0.115 R)
• M12: 9,270,131 km (0.11 R)
• M13: 10,237,730 km (0.08 R)
• M14: 10,652,416 km (0.047 R)
• M15: 11,126,491 km (0.064 R)
• M16: 13,436,582 km (0.117 R)
• M17: 13,934,443 km (0.071 R)
• M18: 15,203,482 km (0.06 R)
• M19: 16,360,173 km (0.032 R)
• M20: 17,640,431 km (0.1 R)
• M21: 20,763,436 km (0.105 R)
• M22: 23,276,082 km (0.058 R)
• M23: 25,309,865 km (0.082 R)
• M24: 28,352,686 km (0.112 R)
• M25: 29,265,083 km (0.103 R)
• M26: 30,480,267 km (0.094 R)
• M27: 31,437,693 km (0.104 R)
• M28: 33,312,005 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403

Radius: 14

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.78 AU - 7.98 AU

Year: 7676 Days

Day: 10.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,474,675 km

• M1: 174,282 km (0.088 R)
• M2: 826,229 km (0.118 R)
• M3: 1,433,447 km (0.068 R)
• M4: 2,115,763 km (0.099 R)
• M5: 2,620,655 km (0.115 R)
• M6: 3,186,135 km (0.103 R)
• M7: 5,478,274 km (0.098 R)
• M8: 7,373,679 km (0.116 R)
• M9: 13,098,640 km (0.03 R)
• M10: 14,193,397 km (0.108 R)
• M11: 16,878,978 km (0.083 R)
• M12: 18,308,236 km (0.083 R)
• M13: 18,847,537 km (0.056 R)
• M14: 19,466,872 km (0.114 R)
• M15: 20,457,210 km (0.095 R)
• M16: 21,930,001 km (0.106 R)
• M17: 24,350,943 km (0.065 R)
• M18: 25,500,752 km (0.077 R)
• M19: 26,258,914 km (0.099 R)
• M20: 29,350,653 km (0.102 R)
• M21: 33,272,062 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.1

Radius: 13.1

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 8.39 AU - 9.71 AU

Year: 10424 Days

Day: 7.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,474,675 km

• M1: 162,912 km (0.082 R)
• M2: 575,952 km (0.113 R)
• M3: 1,004,251 km (0.072 R)
• M4: 1,460,524 km (0.062 R)
• M5: 2,023,311 km (0.115 R)
• M6: 2,645,339 km (0.103 R)
• M7: 4,422,711 km (0.099 R)
• M8: 5,375,650 km (0.114 R)
• M9: 6,655,310 km (0.075 R)
• M10: 7,687,386 km (0.085 R)
• M11: 8,128,999 km (0.075 R)
• M12: 8,540,991 km (0.117 R)
• M13: 9,015,067 km (0.072 R)
• M14: 12,538,994 km (0.114 R)
• M15: 14,439,934 km (0.058 R)
• M16: 17,489,936 km (0.091 R)
• M17: 20,606,807 km (0.117 R)
• M18: 21,289,123 km (0.088 R)
• M19: 24,453,118 km (0.105 R)
• M20: 25,509,130 km (0.102 R)
• M21: 26,097,797 km (0.085 R)
• M22: 28,648,740 km (0.094 R)
• M23: 29,930,345 km (0.081 R)
• M24: 33,069,208 km (0.049 R)
• M25: 35,684,627 km (0.075 R)
• M26: 42,272,918 km (0.098 R)
• M27: 44,921,548 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.3

Radius: 14.8

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 8.73 AU - 13.95 AU

Year: 14621 Days

Day: 11.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,474,675 km

• M1: 184,753 km (0.037 R)
• M2: 1,526,048 km (0.093 R)
• M3: 2,085,095 km (0.064 R)
• M4: 3,059,725 km (0.075 R)
• M5: 3,770,315 km (0.109 R)
• M6: 8,213,073 km (0.082 R)
• M7: 10,870,679 km (0.112 R)
• M8: 12,859,882 km (0.112 R)
• M9: 19,458,793 km (0.117 R)
• M10: 21,037,051 km (0.083 R)
• M11: 31,024,654 km (0.118 R)
• M12: 32,758,343 km (0.076 R)
• M13: 36,195,953 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.8

Radius: 3.6

Gravity: 20.12 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 12.69 AU - 17.45 AU

Year: 22400 Days

Day: 21.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 80.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 59,474,675 km

• M1: 44,730 km (0.094 R)
• M2: 433,385 km (0.118 R)
• M3: 897,587 km (0.083 R)
• M4: 1,294,321 km (0.05 R)
• M5: 1,524,402 km (0.1 R)
• M6: 1,714,392 km (0.062 R)
• M7: 3,570,153 km (0.115 R)
• M8: 6,373,916 km (0.092 R)
• M9: 8,352,947 km (0.1 R)
• M10: 10,314,773 km (0.067 R)
• M11: 10,992,900 km (0.093 R)
• M12: 13,868,620 km (0.071 R)
• M13: 15,047,003 km (0.118 R)
• M14: 16,140,713 km (0.116 R)
• M15: 16,290,460 km (0.102 R)
• M16: 17,759,511 km (0.102 R)
• M17: 22,226,803 km (0.072 R)
• M18: 25,016,654 km (0.102 R)
• M19: 25,520,050 km (0.044 R)
• M20: 35,018,169 km (0.113 R)
• M21: 37,713,773 km (0.115 R)
• M22: 39,044,745 km (0.106 R)
• M23: 39,179,533 km (0.078 R)
• M24: 45,422,551 km (0.107 R)
• M25: 48,467,167 km (0.097 R)
• M26: 51,482,761 km (0.042 R)
• M27: 52,460,383 km (0.082 R)
• M28: 54,452,727 km (0.109 R)
• M29: 54,958,667 km (0.031 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 13,808 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit