🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.53 AU - 0.83 AU

Year: 195 Days

Day: 36.3 Hours

Environment

Temp: 223 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.34 AU - 1.78 AU

Year: 679 Days

Day: 42.7 Hours

Environment

Temp: -19 °C

Axial Tilt: 53.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 58,314,183 km

• M1: 31,416 km (0.036 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.75 AU - 2.65 AU

Year: 1136 Days

Day: 22.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.12 AU - 4.86 AU

Year: 2776 Days

Day: 46 Hours

Environment

Temp: -121 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.2

Radius: 14.2

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.31 AU - 7.99 AU

Year: 7369 Days

Day: 12 Hours

Environment

Temp: -161 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,314,183 km

• M1: 281,842 km (0.061 R)
• M2: 737,368 km (0.118 R)
• M3: 1,269,039 km (0.085 R)
• M4: 2,045,601 km (0.094 R)
• M5: 3,802,778 km (0.059 R)
• M6: 4,662,367 km (0.069 R)
• M7: 5,490,541 km (0.045 R)
• M8: 6,039,715 km (0.111 R)
• M9: 7,099,167 km (0.088 R)
• M10: 9,091,511 km (0.109 R)
• M11: 10,003,759 km (0.09 R)
• M12: 10,530,942 km (0.067 R)
• M13: 13,508,837 km (0.117 R)
• M14: 14,880,799 km (0.105 R)
• M15: 21,782,647 km (0.104 R)
• M16: 22,752,340 km (0.04 R)
• M17: 25,126,907 km (0.074 R)
• M18: 29,574,901 km (0.04 R)
• M19: 30,264,696 km (0.09 R)
• M20: 34,522,401 km (0.101 R)
• M21: 36,287,058 km (0.088 R)
• M22: 39,282,007 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.1

Radius: 12

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 10.02 AU - 13.42 AU

Year: 13973 Days

Day: 9.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,314,183 km

• M1: 149,747 km (0.047 R)
• M2: 587,620 km (0.119 R)
• M3: 1,111,063 km (0.066 R)
• M4: 1,591,422 km (0.098 R)
• M5: 2,483,175 km (0.116 R)
• M6: 4,276,704 km (0.039 R)
• M7: 6,730,558 km (0.086 R)
• M8: 8,398,275 km (0.077 R)
• M9: 9,897,694 km (0.074 R)
• M10: 10,380,596 km (0.113 R)
• M11: 12,287,221 km (0.069 R)
• M12: 12,908,501 km (0.113 R)
• M13: 15,320,168 km (0.037 R)
• M14: 16,408,642 km (0.098 R)
• M15: 17,086,022 km (0.102 R)
• M16: 19,814,537 km (0.057 R)
• M17: 22,179,081 km (0.036 R)
• M18: 23,951,816 km (0.08 R)
• M19: 24,530,760 km (0.099 R)
• M20: 25,716,622 km (0.105 R)
• M21: 26,425,865 km (0.103 R)
• M22: 29,503,842 km (0.085 R)
• M23: 30,618,495 km (0.088 R)
• M24: 34,009,730 km (0.035 R)
• M25: 35,608,183 km (0.112 R)
• M26: 41,252,510 km (0.044 R)
• M27: 42,928,007 km (0.103 R)
• M28: 50,085,666 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399

Radius: 6.2

Gravity: 10.38 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 12.85 AU - 14.47 AU

Year: 17582 Days

Day: 23.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,314,183 km

• M1: 77,043 km (0.102 R)
• M2: 363,224 km (0.116 R)
• M3: 647,908 km (0.098 R)
• M4: 1,112,559 km (0.101 R)
• M5: 1,665,323 km (0.114 R)
• M6: 1,949,859 km (0.108 R)
• M7: 2,266,557 km (0.088 R)
• M8: 3,050,899 km (0.109 R)
• M9: 3,666,195 km (0.111 R)
• M10: 4,120,374 km (0.112 R)
• M11: 4,484,944 km (0.069 R)
• M12: 5,562,797 km (0.09 R)
• M13: 5,819,956 km (0.115 R)
• M14: 6,279,071 km (0.063 R)
• M15: 7,985,534 km (0.117 R)
• M16: 8,895,389 km (0.115 R)
• M17: 10,749,056 km (0.057 R)
• M18: 11,264,420 km (0.068 R)
• M19: 12,282,733 km (0.097 R)
• M20: 13,426,259 km (0.108 R)
• M21: 15,487,120 km (0.077 R)
• M22: 16,367,503 km (0.087 R)
• M23: 17,203,456 km (0.084 R)
• M24: 20,052,398 km (0.074 R)
• M25: 21,186,200 km (0.065 R)
• M26: 25,844,079 km (0.05 R)
• M27: 28,248,566 km (0.073 R)
• M28: 29,008,822 km (0.045 R)
• M29: 35,339,355 km (0.089 R)
• M30: 38,426,457 km (0.035 R)
• M31: 39,091,420 km (0.077 R)
• M32: 40,994,155 km (0.088 R)
• M33: 48,602,403 km (0.1 R)
• M34: 53,228,568 km (0.102 R)
• M35: 53,557,982 km (0.078 R)

Kuiper Belt

Range: 31.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 10,772 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit