🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.54 AU - 0.56 AU

Year: 178 Days

Day: 14.6 Hours

Environment

Temp: 14 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.47 AU - 0.71 AU

Year: 198 Days

Day: 16 Hours

Environment

Temp: 24 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 43,578,059 km

• M1: 24,983 km (0.095 R)
• M2: 322,982 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.61 AU - 0.87 AU

Year: 278 Days

Day: 14.1 Hours

Environment

Temp: -19 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 43,578,059 km

• M1: 41,588 km (0.113 R)
• M2: 166,353 km (0.059 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.59 AU - 0.91 AU

Year: 284 Days

Day: 47 Hours

Environment

Temp: -31 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,578,059 km

• M1: 202,406 km (0.047 R)

Asteroid Belt

Center: 1.11 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.32 AU - 1.62 AU

Year: 778 Days

Day: 41.1 Hours

Environment

Temp: -91 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,578,059 km

• M1: 95,294 km (0.034 R)

Asteroid Belt

Center: 2.14 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.1

Radius: 14.8

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.51 AU - 3.11 AU

Year: 2056 Days

Day: 9.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,578,059 km

• M1: 184,155 km (0.091 R)
• M2: 933,192 km (0.091 R)
• M3: 1,734,737 km (0.091 R)
• M4: 3,041,624 km (0.11 R)
• M5: 3,889,096 km (0.104 R)
• M6: 4,745,394 km (0.116 R)
• M7: 5,495,927 km (0.046 R)
• M8: 6,031,337 km (0.106 R)
• M9: 6,525,310 km (0.081 R)
• M10: 7,908,791 km (0.085 R)
• M11: 8,411,140 km (0.113 R)
• M12: 9,029,578 km (0.098 R)
• M13: 12,788,524 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.6

Radius: 13.8

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.36 AU - 3.76 AU

Year: 2337 Days

Day: 8.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,578,059 km

• M1: 172,636 km (0.119 R)
• M2: 674,686 km (0.088 R)
• M3: 1,387,520 km (0.116 R)
• M4: 1,820,157 km (0.109 R)
• M5: 2,745,570 km (0.099 R)
• M6: 3,225,031 km (0.095 R)
• M7: 3,724,389 km (0.052 R)
• M8: 4,457,269 km (0.069 R)
• M9: 4,902,472 km (0.115 R)
• M10: 5,566,537 km (0.076 R)
• M11: 6,160,889 km (0.096 R)
• M12: 7,303,218 km (0.064 R)
• M13: 7,864,510 km (0.114 R)
• M14: 9,007,138 km (0.064 R)
• M15: 10,924,833 km (0.036 R)
• M16: 12,846,568 km (0.093 R)
• M17: 13,754,776 km (0.099 R)
• M18: 14,475,090 km (0.05 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.3

Radius: 13.4

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.22 AU - 8.1 AU

Year: 7503 Days

Day: 10.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,578,059 km

• M1: 169,494 km (0.092 R)
• M2: 622,626 km (0.036 R)
• M3: 1,099,395 km (0.077 R)
• M4: 2,108,881 km (0.09 R)
• M5: 2,567,548 km (0.084 R)
• M6: 2,986,871 km (0.08 R)
• M7: 3,739,947 km (0.1 R)
• M8: 5,857,804 km (0.072 R)
• M9: 6,851,582 km (0.109 R)
• M10: 7,628,145 km (0.083 R)
• M11: 8,248,527 km (0.078 R)
• M12: 10,413,059 km (0.057 R)
• M13: 10,969,862 km (0.111 R)
• M14: 11,600,118 km (0.057 R)
• M15: 12,198,958 km (0.054 R)
• M16: 15,378,063 km (0.043 R)
• M17: 17,403,767 km (0.029 R)
• M18: 18,480,872 km (0.062 R)
• M19: 19,073,130 km (0.094 R)
• M20: 19,525,664 km (0.081 R)
• M21: 20,452,273 km (0.119 R)
• M22: 23,237,187 km (0.115 R)
• M23: 25,713,480 km (0.063 R)
• M24: 28,458,452 km (0.102 R)
• M25: 30,053,913 km (0.066 R)
• M26: 32,772,555 km (0.073 R)
• M27: 33,970,535 km (0.09 R)
• M28: 37,386,453 km (0.059 R)
• M29: 38,215,374 km (0.104 R)
• M30: 42,161,168 km (0.112 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: 469 - 14,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit