🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.44 AU - 0.72 AU

Year: 166 Days

Day: 31.4 Hours

Environment

Temp: 143 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.91 AU - 1.07 AU

Year: 369 Days

Day: 39.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 47.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.03 AU - 1.71 AU

Year: 601 Days

Day: 38.3 Hours

Environment

Temp: -43 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,640,574 km

• M1: 67,469 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.3

Radius: 13.8

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.67 AU - 5.95 AU

Year: 3953 Days

Day: 13.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,640,574 km

• M1: 171,738 km (0.104 R)
• M2: 624,422 km (0.099 R)
• M3: 1,491,790 km (0.105 R)
• M4: 2,208,663 km (0.081 R)
• M5: 2,837,124 km (0.111 R)
• M6: 4,014,160 km (0.098 R)
• M7: 5,167,709 km (0.115 R)
• M8: 6,948,223 km (0.054 R)
• M9: 7,520,135 km (0.116 R)
• M10: 8,418,321 km (0.104 R)
• M11: 9,548,383 km (0.053 R)
• M12: 10,733,348 km (0.1 R)
• M13: 11,179,598 km (0.077 R)
• M14: 14,659,544 km (0.097 R)
• M15: 15,945,338 km (0.083 R)
• M16: 18,740,873 km (0.111 R)
• M17: 19,785,665 km (0.093 R)
• M18: 21,565,580 km (0.107 R)
• M19: 23,227,164 km (0.071 R)
• M20: 23,824,807 km (0.042 R)
• M21: 25,520,948 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.1

Radius: 14.2

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.65 AU - 8.07 AU

Year: 6733 Days

Day: 10.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,640,574 km

• M1: 176,525 km (0.115 R)
• M2: 713,731 km (0.045 R)
• M3: 1,903,932 km (0.102 R)
• M4: 2,820,967 km (0.05 R)
• M5: 3,313,294 km (0.055 R)
• M6: 3,863,215 km (0.11 R)
• M7: 4,309,615 km (0.082 R)
• M8: 7,554,692 km (0.117 R)
• M9: 8,663,213 km (0.026 R)
• M10: 9,276,564 km (0.076 R)
• M11: 9,959,777 km (0.085 R)
• M12: 10,462,127 km (0.045 R)
• M13: 12,984,946 km (0.082 R)
• M14: 13,944,018 km (0.11 R)
• M15: 16,810,762 km (0.11 R)
• M16: 17,524,343 km (0.095 R)
• M17: 19,984,181 km (0.089 R)
• M18: 23,907,086 km (0.063 R)
• M19: 24,431,127 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.8

Radius: 7

Gravity: 13.51 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 11.26 AU - 16.78 AU

Year: 19672 Days

Day: 15.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,640,574 km

• M1: 87,216 km (0.083 R)
• M2: 397,182 km (0.086 R)
• M3: 1,039,107 km (0.055 R)
• M4: 1,700,928 km (0.101 R)
• M5: 2,365,591 km (0.119 R)
• M6: 3,165,042 km (0.091 R)
• M7: 3,670,833 km (0.117 R)
• M8: 4,494,967 km (0.086 R)
• M9: 5,245,949 km (0.085 R)
• M10: 6,077,862 km (0.04 R)
• M11: 7,367,246 km (0.081 R)
• M12: 8,101,173 km (0.098 R)
• M13: 8,936,827 km (0.077 R)
• M14: 9,319,947 km (0.1 R)
• M15: 10,595,718 km (0.068 R)
• M16: 16,298,688 km (0.061 R)
• M17: 18,055,117 km (0.12 R)
• M18: 23,866,695 km (0.068 R)
• M19: 40,610,287 km (0.08 R)
• M20: 42,269,178 km (0.076 R)
• M21: 51,594,211 km (0.092 R)
• M22: 58,138,968 km (0.106 R)
• M23: 60,437,689 km (0.117 R)
• M24: 66,035,941 km (0.08 R)
• M25: 72,626,176 km (0.059 R)
• M26: 73,950,416 km (0.08 R)
• M27: 74,395,320 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 804.8

Radius: 3.3

Gravity: 73.9 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 12.54 AU - 18.76 AU

Year: 23201 Days

Day: 17.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,640,574 km

• M1: 41,139 km (0.081 R)
• M2: 658,380 km (0.065 R)
• M3: 946,356 km (0.053 R)
• M4: 1,091,167 km (0.039 R)
• M5: 1,425,369 km (0.097 R)
• M6: 2,757,837 km (0.066 R)
• M7: 2,863,453 km (0.103 R)
• M8: 3,167,436 km (0.081 R)
• M9: 6,373,617 km (0.093 R)
• M10: 6,987,417 km (0.065 R)
• M11: 7,283,771 km (0.099 R)
• M12: 7,795,994 km (0.105 R)
• M13: 13,837,803 km (0.063 R)
• M14: 15,683,990 km (0.106 R)
• M15: 18,423,127 km (0.099 R)
• M16: 18,987,859 km (0.112 R)
• M17: 22,406,769 km (0.118 R)
• M18: 23,266,807 km (0.111 R)
• M19: 27,289,494 km (0.056 R)
• M20: 27,654,513 km (0.078 R)
• M21: 30,561,050 km (0.111 R)
• M22: 44,390,924 km (0.114 R)
• M23: 45,064,563 km (0.084 R)
• M24: 64,200,525 km (0.077 R)
• M25: 87,055,339 km (0.072 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: 547 - 13,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit