🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.43 AU - 0.59 AU

Year: 232 Days

Day: 33.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.6

Radius: 13.7

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.06 AU - 1.12 AU

Year: 724 Days

Day: 12.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 37,594,058 km

• M1: 171,589 km (0.041 R)
• M2: 646,861 km (0.088 R)
• M3: 1,238,072 km (0.084 R)
• M4: 2,100,205 km (0.064 R)
• M5: 2,721,634 km (0.075 R)
• M6: 3,368,645 km (0.068 R)
• M7: 4,049,166 km (0.111 R)
• M8: 4,684,957 km (0.096 R)
• M9: 5,354,108 km (0.1 R)
• M10: 5,997,827 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.2

Radius: 13.1

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.46 AU - 1.66 AU

Year: 1239 Days

Day: 8.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,594,058 km

• M1: 163,062 km (0.068 R)
• M2: 580,141 km (0.075 R)
• M3: 1,017,116 km (0.119 R)
• M4: 1,661,434 km (0.07 R)
• M5: 2,204,175 km (0.055 R)
• M6: 2,747,664 km (0.089 R)
• M7: 3,667,541 km (0.073 R)
• M8: 4,230,927 km (0.046 R)
• M9: 4,800,446 km (0.073 R)
• M10: 5,310,724 km (0.07 R)
• M11: 6,174,503 km (0.111 R)
• M12: 6,693,607 km (0.07 R)
• M13: 7,469,422 km (0.115 R)
• M14: 8,554,156 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18

Radius: 13.8

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.51 AU - 1.67 AU

Year: 1275 Days

Day: 8.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 37,594,058 km

• M1: 171,589 km (0.078 R)
• M2: 932,892 km (0.103 R)
• M3: 1,576,014 km (0.095 R)
• M4: 2,365,890 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.4

Radius: 13

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.65 AU - 2.05 AU

Year: 1600 Days

Day: 10.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,594,058 km

• M1: 161,715 km (0.099 R)
• M2: 646,861 km (0.109 R)
• M3: 1,346,530 km (0.092 R)
• M4: 1,768,696 km (0.119 R)
• M5: 2,219,284 km (0.049 R)
• M6: 3,016,491 km (0.113 R)
• M7: 3,426,838 km (0.05 R)
• M8: 4,184,552 km (0.069 R)
• M9: 4,819,445 km (0.088 R)
• M10: 5,479,620 km (0.106 R)
• M11: 5,972,845 km (0.105 R)
• M12: 6,538,923 km (0.084 R)
• M13: 6,981,134 km (0.107 R)
• M14: 7,706,235 km (0.112 R)
• M15: 8,455,122 km (0.076 R)
• M16: 8,900,774 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.5

Radius: 14.4

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.03 AU - 2.29 AU

Year: 2018 Days

Day: 11.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 37,594,058 km

• M1: 180,565 km (0.11 R)
• M2: 629,807 km (0.083 R)
• M3: 2,522,519 km (0.112 R)
• M4: 3,078,425 km (0.117 R)
• M5: 3,565,067 km (0.08 R)
• M6: 4,919,526 km (0.052 R)
• M7: 6,981,134 km (0.054 R)
• M8: 7,576,235 km (0.119 R)
• M9: 10,720,183 km (0.096 R)
• M10: 11,220,887 km (0.082 R)
• M11: 14,132,660 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.4

Radius: 11.2

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.95 AU - 4.49 AU

Year: 4562 Days

Day: 14.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,594,058 km

• M1: 139,575 km (0.094 R)
• M2: 503,397 km (0.054 R)
• M3: 908,059 km (0.118 R)
• M4: 1,358,498 km (0.056 R)
• M5: 1,908,420 km (0.03 R)
• M6: 2,618,112 km (0.104 R)
• M7: 3,440,452 km (0.079 R)
• M8: 4,318,442 km (0.1 R)
• M9: 4,764,243 km (0.116 R)
• M10: 5,167,260 km (0.081 R)
• M11: 6,659,050 km (0.096 R)
• M12: 7,012,999 km (0.04 R)
• M13: 7,986,133 km (0.118 R)
• M14: 8,454,224 km (0.103 R)
• M15: 14,195,641 km (0.111 R)
• M16: 16,379,321 km (0.074 R)
• M17: 17,136,137 km (0.099 R)
• M18: 20,275,747 km (0.065 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.8

Radius: 10.1

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.85 AU - 3.87 AU

Year: 4822 Days

Day: 6.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,594,058 km

• M1: 125,662 km (0.087 R)
• M2: 502,948 km (0.067 R)
• M3: 831,315 km (0.117 R)
• M4: 1,536,370 km (0.078 R)
• M5: 1,864,289 km (0.094 R)
• M6: 2,182,932 km (0.068 R)
• M7: 2,915,214 km (0.111 R)
• M8: 3,236,101 km (0.051 R)
• M9: 7,324,761 km (0.109 R)
• M10: 9,598,499 km (0.119 R)
• M11: 10,032,033 km (0.117 R)
• M12: 12,491,422 km (0.103 R)
• M13: 14,186,366 km (0.081 R)
• M14: 17,908,959 km (0.049 R)
• M15: 19,615,123 km (0.093 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.9

Radius: 14.7

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.42 AU - 5.56 AU

Year: 6049 Days

Day: 15 Hours

Environment

Temp: -223 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,594,058 km

• M1: 188,194 km (0.087 R)
• M2: 714,928 km (0.12 R)
• M3: 1,956,890 km (0.042 R)
• M4: 3,078,724 km (0.12 R)
• M5: 4,138,924 km (0.054 R)
• M6: 5,198,376 km (0.032 R)
• M7: 9,691,100 km (0.06 R)
• M8: 12,054,596 km (0.051 R)
• M9: 13,099,986 km (0.118 R)
• M10: 21,572,611 km (0.079 R)
• M11: 24,478,550 km (0.079 R)
• M12: 25,390,648 km (0.079 R)
• M13: 29,359,330 km (0.097 R)
• M14: 31,636,808 km (0.088 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.5

Radius: 4.7

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 10.05 AU - 12.31 AU

Year: 23768 Days

Day: 24 Hours

Environment

Temp: -226 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,594,058 km

• M1: 58,493 km (0.058 R)
• M2: 242,797 km (0.043 R)
• M3: 617,241 km (0.056 R)
• M4: 1,220,569 km (0.074 R)
• M5: 1,533,677 km (0.094 R)
• M6: 1,975,141 km (0.11 R)
• M7: 2,879,310 km (0.065 R)
• M8: 3,234,156 km (0.083 R)
• M9: 3,617,576 km (0.087 R)
• M10: 4,209,534 km (0.089 R)
• M11: 5,125,971 km (0.103 R)
• M12: 5,870,968 km (0.069 R)
• M13: 7,420,054 km (0.045 R)
• M14: 9,134,745 km (0.045 R)
• M15: 9,669,408 km (0.094 R)
• M16: 14,660,442 km (0.071 R)
• M17: 17,463,158 km (0.043 R)
• M18: 22,305,940 km (0.117 R)
• M19: 23,273,090 km (0.1 R)
• M20: 29,382,368 km (0.089 R)
• M21: 29,573,853 km (0.077 R)
• M22: 29,766,087 km (0.119 R)
• M23: 30,056,157 km (0.114 R)
• M24: 31,534,334 km (0.064 R)
• M25: 33,684,354 km (0.047 R)
• M26: 34,741,712 km (0.062 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 18,721 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit