🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.78 AU - 1.24 AU

Year: 375 Days

Day: 39.3 Hours

Environment

Temp: 38 °C

Axial Tilt: 20.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.09 AU - 1.19 AU

Year: 449 Days

Day: 36.7 Hours

Environment

Temp: 7 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.24 AU - 1.44 AU

Year: 572 Days

Day: 28.3 Hours

Environment

Temp: -33 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,257,283 km

• M1: 71,957 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.43 AU - 1.51 AU

Year: 658 Days

Day: 47.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.19 AU - 1.89 AU

Year: 705 Days

Day: 31.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,257,283 km

• M1: 309,967 km (0.097 R)
• M2: 1,047,185 km (0.069 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.61 AU - 2.13 AU

Year: 943 Days

Day: 41.4 Hours

Environment

Temp: -70 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.69 AU - 5.11 AU

Year: 3405 Days

Day: 25.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,257,283 km

• M1: 688,001 km (0.062 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.65 AU - 5.57 AU

Year: 3652 Days

Day: 30.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 13.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 568.3

Radius: 5.4

Gravity: 19.49 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 12.72 AU - 13.32 AU

Year: 17334 Days

Day: 22.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,257,283 km

• M1: 69,114 km (0.115 R)
• M2: 286,330 km (0.117 R)
• M3: 478,264 km (0.105 R)
• M4: 877,840 km (0.036 R)
• M5: 1,057,507 km (0.079 R)
• M6: 1,402,779 km (0.096 R)
• M7: 2,574,131 km (0.111 R)
• M8: 4,412,090 km (0.098 R)
• M9: 6,511,098 km (0.084 R)
• M10: 9,301,846 km (0.086 R)
• M11: 9,897,994 km (0.084 R)
• M12: 16,378,723 km (0.085 R)
• M13: 18,902,888 km (0.04 R)
• M14: 19,857,621 km (0.108 R)
• M15: 20,571,652 km (0.049 R)
• M16: 22,241,015 km (0.109 R)
• M17: 34,062,089 km (0.094 R)
• M18: 37,190,180 km (0.109 R)
• M19: 38,137,434 km (0.094 R)
• M20: 50,623,171 km (0.054 R)
• M21: 59,689,401 km (0.091 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453.7

Radius: 7.5

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 15.2 AU - 16.44 AU

Year: 23216 Days

Day: 22.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,257,283 km

• M1: 93,349 km (0.099 R)
• M2: 340,186 km (0.119 R)
• M3: 723,605 km (0.112 R)
• M4: 983,456 km (0.111 R)
• M5: 1,424,172 km (0.058 R)
• M6: 1,665,174 km (0.061 R)
• M7: 2,009,997 km (0.112 R)
• M8: 3,019,932 km (0.06 R)
• M9: 3,769,268 km (0.081 R)
• M10: 5,910,313 km (0.115 R)
• M11: 10,028,742 km (0.091 R)
• M12: 11,359,864 km (0.096 R)
• M13: 12,804,830 km (0.027 R)
• M14: 14,740,776 km (0.071 R)
• M15: 15,119,558 km (0.112 R)
• M16: 17,699,522 km (0.097 R)
• M17: 18,826,742 km (0.096 R)
• M18: 20,185,989 km (0.051 R)
• M19: 23,098,360 km (0.032 R)
• M20: 24,337,928 km (0.079 R)
• M21: 27,287,998 km (0.1 R)
• M22: 29,861,381 km (0.094 R)
• M23: 32,720,345 km (0.109 R)
• M24: 35,756,584 km (0.094 R)
• M25: 36,716,703 km (0.079 R)
• M26: 38,975,631 km (0.115 R)
• M27: 40,433,612 km (0.12 R)
• M28: 42,382,722 km (0.113 R)
• M29: 46,144,361 km (0.113 R)
• M30: 54,684,006 km (0.076 R)
• M31: 63,818,003 km (0.096 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 17,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit