🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.58 AU - 0.68 AU

Year: 178 Days

Day: 37.1 Hours

Environment

Temp: 145 °C

Axial Tilt: 44.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.77 AU - 0.83 AU

Year: 255 Days

Day: 37 Hours

Environment

Temp: 151 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.39 AU - 4.79 AU

Year: 2948 Days

Day: 45.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.6

Radius: 12.7

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.99 AU - 8.73 AU

Year: 7117 Days

Day: 13.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,984,195 km

• M1: 157,975 km (0.056 R)
• M2: 561,590 km (0.085 R)
• M3: 1,661,883 km (0.096 R)
• M4: 2,340,309 km (0.083 R)
• M5: 2,838,470 km (0.06 R)
• M6: 3,310,601 km (0.112 R)
• M7: 3,963,745 km (0.079 R)
• M8: 4,950,044 km (0.117 R)
• M9: 6,093,720 km (0.114 R)
• M10: 6,603,998 km (0.038 R)
• M11: 7,473,012 km (0.119 R)
• M12: 9,243,503 km (0.116 R)
• M13: 10,841,058 km (0.11 R)
• M14: 12,330,754 km (0.067 R)
• M15: 13,547,284 km (0.1 R)
• M16: 16,675,675 km (0.113 R)
• M17: 18,906,029 km (0.056 R)
• M18: 23,006,657 km (0.118 R)
• M19: 24,470,771 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.3

Radius: 12.5

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.67 AU - 8.17 AU

Year: 7945 Days

Day: 7.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,984,195 km

• M1: 155,432 km (0.114 R)
• M2: 761,752 km (0.099 R)
• M3: 2,217,788 km (0.072 R)
• M4: 3,117,470 km (0.12 R)
• M5: 3,709,728 km (0.098 R)
• M6: 4,120,374 km (0.075 R)
• M7: 5,179,377 km (0.087 R)
• M8: 5,916,446 km (0.117 R)
• M9: 6,445,873 km (0.094 R)
• M10: 9,015,366 km (0.028 R)
• M11: 9,450,247 km (0.111 R)
• M12: 10,551,736 km (0.077 R)
• M13: 11,432,568 km (0.095 R)
• M14: 12,046,668 km (0.077 R)
• M15: 13,229,538 km (0.112 R)
• M16: 16,331,749 km (0.036 R)
• M17: 16,979,658 km (0.089 R)
• M18: 17,376,541 km (0.115 R)
• M19: 17,847,325 km (0.105 R)
• M20: 18,674,302 km (0.063 R)
• M21: 19,311,290 km (0.106 R)
• M22: 21,156,729 km (0.102 R)
• M23: 22,476,930 km (0.081 R)
• M24: 26,324,438 km (0.041 R)
• M25: 29,531,068 km (0.047 R)
• M26: 32,682,946 km (0.096 R)
• M27: 33,401,165 km (0.098 R)
• M28: 34,130,006 km (0.07 R)
• M29: 35,835,422 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58

Radius: 12.1

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.08 AU - 8.24 AU

Year: 8309 Days

Day: 5.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,984,195 km

• M1: 154,086 km (0.065 R)
• M2: 983,008 km (0.07 R)
• M3: 1,911,562 km (0.101 R)
• M4: 2,498,733 km (0.077 R)
• M5: 3,603,663 km (0.07 R)
• M6: 4,297,648 km (0.117 R)
• M7: 6,726,668 km (0.101 R)
• M8: 7,810,954 km (0.083 R)
• M9: 11,482,235 km (0.08 R)
• M10: 13,246,293 km (0.087 R)
• M11: 15,088,292 km (0.119 R)
• M12: 16,020,586 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.2

Radius: 8.5

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 7.13 AU - 9.69 AU

Year: 8693 Days

Day: 12.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,984,195 km

• M1: 105,766 km (0.083 R)
• M2: 536,009 km (0.049 R)
• M3: 1,853,069 km (0.119 R)
• M4: 2,886,042 km (0.032 R)
• M5: 3,223,535 km (0.114 R)
• M6: 6,289,543 km (0.102 R)
• M7: 7,863,014 km (0.092 R)
• M8: 8,206,640 km (0.107 R)
• M9: 10,401,989 km (0.06 R)
• M10: 10,774,487 km (0.045 R)
• M11: 12,914,335 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.4

Radius: 7.6

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 16.38 AU - 17.68 AU

Year: 25051 Days

Day: 16 Hours

Environment

Temp: -198 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,984,195 km

• M1: 114,293 km (0.045 R)
• M2: 900,579 km (0.11 R)
• M3: 1,664,576 km (0.099 R)
• M4: 3,744,584 km (0.116 R)
• M5: 4,702,609 km (0.053 R)
• M6: 5,692,349 km (0.083 R)
• M7: 10,134,358 km (0.119 R)
• M8: 16,880,325 km (0.093 R)
• M9: 23,399,201 km (0.108 R)
• M10: 25,451,235 km (0.1 R)
• M11: 28,809,857 km (0.042 R)
• M12: 32,192,265 km (0.113 R)
• M13: 36,110,233 km (0.058 R)
• M14: 43,274,326 km (0.077 R)
• M15: 52,043,603 km (0.066 R)
• M16: 60,330,876 km (0.088 R)
• M17: 62,127,846 km (0.104 R)
• M18: 64,372,263 km (0.073 R)

Kuiper Belt

Range: 30.8 - 48.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 18,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit