🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.59 AU - 0.61 AU

Year: 300 Days

Day: 35.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.61 AU - 0.73 AU

Year: 354 Days

Day: 47.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.1

Radius: 9.4

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.6 AU - 0.86 AU

Year: 403 Days

Day: 12.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,387,056 km

• M1: 117,883 km (0.065 R)
• M2: 500,405 km (0.104 R)
• M3: 924,814 km (0.069 R)
• M4: 1,230,143 km (0.048 R)
• M5: 1,894,956 km (0.043 R)
• M6: 2,195,798 km (0.099 R)
• M7: 3,342,914 km (0.093 R)
• M8: 3,723,940 km (0.082 R)
• M9: 4,041,686 km (0.038 R)
• M10: 4,336,244 km (0.101 R)
• M11: 4,938,824 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.4

Radius: 8.2

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.35 AU - 1.49 AU

Year: 1093 Days

Day: 7 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,387,056 km

• M1: 102,026 km (0.093 R)
• M2: 429,047 km (0.075 R)
• M3: 985,850 km (0.104 R)
• M4: 1,483,712 km (0.061 R)
• M5: 1,753,437 km (0.101 R)
• M6: 2,204,474 km (0.112 R)
• M7: 2,463,727 km (0.095 R)
• M8: 2,884,696 km (0.114 R)
• M9: 3,396,620 km (0.086 R)
• M10: 3,983,941 km (0.049 R)
• M11: 5,460,771 km (0.085 R)
• M12: 5,748,897 km (0.113 R)
• M13: 6,651,570 km (0.074 R)
• M14: 6,956,750 km (0.119 R)
• M15: 7,980,897 km (0.061 R)
• M16: 8,272,014 km (0.082 R)
• M17: 9,159,578 km (0.094 R)
• M18: 9,956,636 km (0.12 R)
• M19: 10,232,345 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.7

Radius: 13.6

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.8 AU - 1.98 AU

Year: 1678 Days

Day: 6.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,387,056 km

• M1: 175,030 km (0.079 R)
• M2: 632,949 km (0.104 R)
• M3: 1,519,914 km (0.1 R)
• M4: 1,949,709 km (0.105 R)
• M5: 2,547,652 km (0.115 R)
• M6: 3,340,969 km (0.087 R)
• M7: 4,257,855 km (0.103 R)
• M8: 5,483,211 km (0.106 R)
• M9: 6,121,096 km (0.113 R)
• M10: 7,208,972 km (0.082 R)
• M11: 8,085,765 km (0.1 R)
• M12: 10,148,271 km (0.085 R)
• M13: 12,540,939 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.1

Radius: 8.7

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.84 AU - 5.62 AU

Year: 7723 Days

Day: 10.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,387,056 km

• M1: 108,309 km (0.117 R)
• M2: 430,991 km (0.119 R)
• M3: 803,341 km (0.116 R)
• M4: 1,076,357 km (0.11 R)
• M5: 1,553,424 km (0.042 R)
• M6: 2,575,178 km (0.089 R)
• M7: 3,099,219 km (0.099 R)
• M8: 3,549,509 km (0.11 R)
• M9: 4,497,361 km (0.059 R)
• M10: 5,196,880 km (0.11 R)
• M11: 5,508,942 km (0.046 R)
• M12: 6,170,912 km (0.097 R)
• M13: 7,034,092 km (0.102 R)
• M14: 8,910,199 km (0.066 R)
• M15: 11,407,286 km (0.109 R)
• M16: 14,458,784 km (0.047 R)
• M17: 15,586,303 km (0.07 R)
• M18: 16,974,571 km (0.11 R)
• M19: 19,468,517 km (0.078 R)
• M20: 26,157,487 km (0.117 R)
• M21: 31,895,164 km (0.054 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 649.5

Radius: 4.8

Gravity: 28.19 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.09 AU - 7.79 AU

Year: 13103 Days

Day: 20.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 165 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,387,056 km

• M1: 59,690 km (0.11 R)
• M2: 326,722 km (0.103 R)
• M3: 483,800 km (0.087 R)
• M4: 676,033 km (0.104 R)
• M5: 1,168,359 km (0.106 R)
• M6: 2,601,058 km (0.086 R)
• M7: 3,053,891 km (0.109 R)
• M8: 3,719,003 km (0.12 R)
• M9: 7,142,999 km (0.119 R)
• M10: 7,753,508 km (0.054 R)
• M11: 8,025,627 km (0.028 R)
• M12: 11,628,093 km (0.109 R)
• M13: 13,484,154 km (0.117 R)
• M14: 16,327,261 km (0.1 R)
• M15: 18,164,323 km (0.083 R)
• M16: 19,379,955 km (0.097 R)
• M17: 19,796,885 km (0.062 R)
• M18: 23,822,863 km (0.083 R)
• M19: 24,786,123 km (0.086 R)
• M20: 27,726,021 km (0.112 R)
• M21: 28,255,298 km (0.075 R)
• M22: 29,553,059 km (0.106 R)
• M23: 31,230,500 km (0.048 R)
• M24: 32,734,856 km (0.038 R)
• M25: 36,642,203 km (0.088 R)
• M26: 38,576,205 km (0.096 R)
• M27: 50,677,326 km (0.109 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: 529 - 15,318 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit