🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.48 AU - 5.06 AU

Year: 3239 Days

Day: 30.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.9

Radius: 8.6

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 8 AU - 11.06 AU

Year: 10800 Days

Day: 7.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,878,782 km

• M1: 109,506 km (0.082 R)
• M2: 432,039 km (0.058 R)
• M3: 1,128,566 km (0.085 R)
• M4: 1,625,979 km (0.094 R)
• M5: 2,194,302 km (0.041 R)
• M6: 2,848,343 km (0.099 R)
• M7: 4,237,360 km (0.101 R)
• M8: 4,739,111 km (0.117 R)
• M9: 6,812,986 km (0.085 R)
• M10: 7,190,422 km (0.069 R)
• M11: 7,462,690 km (0.091 R)
• M12: 8,885,515 km (0.044 R)
• M13: 9,199,521 km (0.031 R)
• M14: 9,661,030 km (0.083 R)
• M15: 13,161,321 km (0.097 R)
• M16: 14,783,860 km (0.047 R)
• M17: 17,149,002 km (0.119 R)
• M18: 17,426,506 km (0.066 R)
• M19: 25,920,973 km (0.032 R)
• M20: 26,748,698 km (0.101 R)
• M21: 28,943,897 km (0.091 R)
• M22: 29,834,603 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182

Radius: 8.9

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 9.75 AU - 12.17 AU

Year: 13320 Days

Day: 9.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,878,782 km

• M1: 111,151 km (0.05 R)
• M2: 1,197,381 km (0.104 R)
• M3: 1,664,725 km (0.053 R)
• M4: 3,322,270 km (0.102 R)
• M5: 6,366,437 km (0.114 R)
• M6: 7,181,446 km (0.074 R)
• M7: 9,366,472 km (0.109 R)
• M8: 10,514,636 km (0.104 R)
• M9: 11,097,768 km (0.119 R)
• M10: 11,397,413 km (0.103 R)
• M11: 11,805,366 km (0.094 R)
• M12: 13,032,667 km (0.111 R)
• M13: 13,992,936 km (0.104 R)
• M14: 14,878,705 km (0.032 R)
• M15: 15,243,425 km (0.108 R)
• M16: 16,566,767 km (0.076 R)
• M17: 17,156,781 km (0.117 R)
• M18: 17,692,940 km (0.11 R)
• M19: 19,224,972 km (0.07 R)
• M20: 23,113,469 km (0.083 R)
• M21: 23,602,954 km (0.103 R)
• M22: 28,509,465 km (0.042 R)
• M23: 31,101,397 km (0.119 R)
• M24: 34,160,973 km (0.086 R)
• M25: 35,980,831 km (0.081 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.8

Radius: 5.3

Gravity: 14.66 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 14.97 AU - 17.65 AU

Year: 24180 Days

Day: 22.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,878,782 km

• M1: 182,509 km (0.108 R)
• M2: 565,330 km (0.042 R)
• M3: 1,563,747 km (0.119 R)
• M4: 2,193,404 km (0.05 R)
• M5: 2,407,329 km (0.092 R)
• M6: 3,214,559 km (0.064 R)
• M7: 3,936,518 km (0.109 R)
• M8: 15,249,409 km (0.093 R)
• M9: 19,786,562 km (0.075 R)
• M10: 23,163,286 km (0.029 R)
• M11: 25,471,281 km (0.096 R)
• M12: 26,126,371 km (0.111 R)
• M13: 27,130,023 km (0.038 R)
• M14: 27,470,208 km (0.113 R)
• M15: 30,173,591 km (0.107 R)
• M16: 31,277,923 km (0.038 R)
• M17: 36,238,887 km (0.094 R)
• M18: 54,935,629 km (0.109 R)
• M19: 56,211,550 km (0.097 R)
• M20: 71,792,018 km (0.114 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 16,084 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit