🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.14 AU - 1.2 AU

Year: 479 Days

Day: 33 Hours

Environment

Temp: -9 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.24 AU - 1.86 AU

Year: 731 Days

Day: 35.6 Hours

Environment

Temp: -59 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.3

Radius: 8.6

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.46 AU - 5.42 AU

Year: 4159 Days

Day: 12.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,421,610 km

• M1: 115,490 km (0.062 R)
• M2: 463,454 km (0.043 R)
• M3: 737,667 km (0.098 R)
• M4: 1,058,854 km (0.073 R)
• M5: 1,537,118 km (0.056 R)
• M6: 2,153,312 km (0.104 R)
• M7: 3,044,317 km (0.085 R)
• M8: 3,553,997 km (0.088 R)
• M9: 4,077,290 km (0.06 R)
• M10: 4,957,524 km (0.093 R)
• M11: 5,455,535 km (0.116 R)
• M12: 6,124,537 km (0.104 R)
• M13: 8,705,698 km (0.084 R)
• M14: 9,209,395 km (0.07 R)
• M15: 10,960,438 km (0.083 R)
• M16: 11,762,432 km (0.098 R)
• M17: 13,721,565 km (0.064 R)
• M18: 17,699,522 km (0.112 R)
• M19: 18,100,594 km (0.109 R)
• M20: 21,144,462 km (0.114 R)
• M21: 21,857,146 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.5

Radius: 8

Gravity: 14.95 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.25 AU - 9.23 AU

Year: 9786 Days

Day: 6.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,421,610 km

• M1: 106,962 km (0.116 R)
• M2: 502,499 km (0.039 R)
• M3: 1,102,836 km (0.11 R)
• M4: 1,580,352 km (0.067 R)
• M5: 3,178,356 km (0.063 R)
• M6: 3,523,778 km (0.119 R)
• M7: 7,683,197 km (0.074 R)
• M8: 8,916,931 km (0.102 R)
• M9: 9,606,278 km (0.048 R)
• M10: 13,029,975 km (0.045 R)
• M11: 24,069,549 km (0.098 R)
• M12: 26,784,302 km (0.1 R)
• M13: 30,238,218 km (0.086 R)
• M14: 33,392,339 km (0.044 R)
• M15: 34,808,881 km (0.083 R)
• M16: 36,019,577 km (0.101 R)
• M17: 40,478,341 km (0.111 R)
• M18: 48,206,119 km (0.091 R)
• M19: 51,398,687 km (0.111 R)
• M20: 52,809,096 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351.1

Radius: 7.3

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 15.1 AU - 18.38 AU

Year: 25941 Days

Day: 21.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,421,610 km

• M1: 100,380 km (0.117 R)
• M2: 415,732 km (0.087 R)
• M3: 1,467,555 km (0.115 R)
• M4: 2,351,529 km (0.09 R)
• M5: 2,761,726 km (0.117 R)
• M6: 3,272,453 km (0.102 R)
• M7: 3,666,195 km (0.107 R)
• M8: 7,039,777 km (0.032 R)
• M9: 8,548,471 km (0.094 R)
• M10: 9,350,914 km (0.105 R)
• M11: 10,497,582 km (0.074 R)
• M12: 11,104,800 km (0.101 R)
• M13: 13,985,606 km (0.111 R)
• M14: 33,890,201 km (0.112 R)
• M15: 44,354,422 km (0.114 R)
• M16: 54,957,321 km (0.026 R)
• M17: 70,913,280 km (0.047 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 10,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit