🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.71 AU - 0.83 AU

Year: 285 Days

Day: 22.5 Hours

Environment

Temp: -15 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 31,539,785 km

• M1: 67,469 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.72 AU - 0.92 AU

Year: 313 Days

Day: 31.4 Hours

Environment

Temp: -5 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.22 AU - 2.92 AU

Year: 1738 Days

Day: 14.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.6

Radius: 9

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.94 AU - 4.66 AU

Year: 3124 Days

Day: 8.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,539,785 km

• M1: 111,899 km (0.062 R)
• M2: 406,158 km (0.096 R)
• M3: 789,727 km (0.057 R)
• M4: 1,844,841 km (0.088 R)
• M5: 2,556,328 km (0.108 R)
• M6: 2,992,406 km (0.102 R)
• M7: 3,310,302 km (0.096 R)
• M8: 3,890,442 km (0.11 R)
• M9: 6,408,773 km (0.102 R)
• M10: 7,467,926 km (0.051 R)
• M11: 9,032,121 km (0.083 R)
• M12: 10,360,550 km (0.06 R)
• M13: 10,844,649 km (0.118 R)
• M14: 11,343,707 km (0.106 R)
• M15: 11,814,641 km (0.091 R)
• M16: 12,209,580 km (0.118 R)
• M17: 13,494,925 km (0.063 R)
• M18: 15,536,487 km (0.032 R)
• M19: 16,822,729 km (0.11 R)
• M20: 21,170,492 km (0.065 R)
• M21: 21,557,951 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.4

Radius: 14.1

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.17 AU - 8.19 AU

Year: 8114 Days

Day: 8.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,539,785 km

• M1: 178,321 km (0.087 R)
• M2: 700,118 km (0.077 R)
• M3: 1,573,022 km (0.108 R)
• M4: 2,175,303 km (0.042 R)
• M5: 3,131,233 km (0.11 R)
• M6: 3,581,971 km (0.115 R)
• M7: 4,963,358 km (0.104 R)
• M8: 5,402,727 km (0.07 R)
• M9: 6,445,424 km (0.081 R)
• M10: 7,908,192 km (0.077 R)
• M11: 8,823,133 km (0.112 R)
• M12: 9,883,183 km (0.103 R)
• M13: 10,904,189 km (0.097 R)
• M14: 11,440,497 km (0.09 R)
• M15: 14,391,764 km (0.111 R)
• M16: 18,796,823 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 104.3

Radius: 6.1

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 9.18 AU - 11.16 AU

Year: 13679 Days

Day: 19.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,539,785 km

• M1: 113,395 km (0.087 R)
• M2: 1,323,492 km (0.063 R)
• M3: 2,665,684 km (0.089 R)
• M4: 3,777,496 km (0.064 R)
• M5: 6,057,517 km (0.071 R)
• M6: 6,636,910 km (0.102 R)
• M7: 7,182,493 km (0.116 R)
• M8: 8,796,654 km (0.067 R)
• M9: 9,162,720 km (0.061 R)
• M10: 18,724,717 km (0.117 R)
• M11: 26,460,273 km (0.042 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 17,834 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit