🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.51 AU - 0.61 AU

Year: 153 Days

Day: 33.2 Hours

Environment

Temp: 208 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,985,487 km

• M1: 43,982 km (0.041 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.64 AU - 2.5 AU

Year: 1088 Days

Day: 22.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.85 AU - 3.69 AU

Year: 2160 Days

Day: 45.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 120 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.6

Radius: 8.4

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 8.27 AU - 9.83 AU

Year: 9944 Days

Day: 6.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,985,487 km

• M1: 112,498 km (0.059 R)
• M2: 518,207 km (0.106 R)
• M3: 1,061,247 km (0.09 R)
• M4: 1,760,318 km (0.104 R)
• M5: 2,600,161 km (0.119 R)
• M6: 3,578,830 km (0.08 R)
• M7: 4,292,561 km (0.088 R)
• M8: 5,452,543 km (0.118 R)
• M9: 8,910,947 km (0.116 R)
• M10: 9,186,057 km (0.066 R)
• M11: 10,130,469 km (0.038 R)
• M12: 11,643,202 km (0.09 R)
• M13: 13,764,650 km (0.073 R)
• M14: 14,616,011 km (0.088 R)
• M15: 17,017,356 km (0.076 R)
• M16: 17,625,621 km (0.102 R)
• M17: 18,438,087 km (0.057 R)
• M18: 18,757,030 km (0.097 R)
• M19: 21,796,410 km (0.068 R)
• M20: 22,732,144 km (0.084 R)
• M21: 23,844,704 km (0.095 R)
• M22: 25,779,154 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.1

Radius: 14.3

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 7.73 AU - 12.88 AU

Year: 12074 Days

Day: 5.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,985,487 km

• M1: 178,021 km (0.081 R)
• M2: 724,802 km (0.05 R)
• M3: 1,224,309 km (0.025 R)
• M4: 1,723,667 km (0.069 R)
• M5: 2,451,311 km (0.063 R)
• M6: 2,918,954 km (0.047 R)
• M7: 3,685,194 km (0.115 R)
• M8: 4,196,519 km (0.118 R)
• M9: 5,620,990 km (0.114 R)
• M10: 6,161,637 km (0.086 R)
• M11: 7,075,979 km (0.056 R)
• M12: 7,707,432 km (0.108 R)
• M13: 8,333,499 km (0.067 R)
• M14: 10,719,735 km (0.11 R)
• M15: 12,042,629 km (0.106 R)
• M16: 14,196,838 km (0.112 R)
• M17: 15,011,548 km (0.098 R)
• M18: 15,989,918 km (0.068 R)
• M19: 16,528,919 km (0.075 R)
• M20: 18,365,083 km (0.104 R)
• M21: 18,956,444 km (0.036 R)
• M22: 22,523,306 km (0.104 R)
• M23: 24,776,549 km (0.058 R)
• M24: 29,626,213 km (0.094 R)
• M25: 31,584,299 km (0.102 R)
• M26: 33,957,669 km (0.067 R)
• M27: 35,301,208 km (0.111 R)
• M28: 35,756,883 km (0.091 R)
• M29: 37,856,190 km (0.11 R)
• M30: 38,333,557 km (0.115 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 12,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit