🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.55 AU - 0.83 AU

Year: 215 Days

Day: 47.5 Hours

Environment

Temp: 116 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.96 AU - 1.24 AU

Year: 432 Days

Day: 13.6 Hours

Environment

Temp: 11 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.31 AU - 1.97 AU

Year: 787 Days

Day: 36.7 Hours

Environment

Temp: -54 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,771,222 km

• M1: 19,298 km (0.036 R)

Asteroid Belt

Center: 3.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.3

Radius: 12.9

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.61 AU - 4.87 AU

Year: 3867 Days

Day: 8.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,771,222 km

• M1: 161,117 km (0.086 R)
• M2: 568,622 km (0.115 R)
• M3: 1,222,514 km (0.088 R)
• M4: 1,827,488 km (0.08 R)
• M5: 3,024,570 km (0.08 R)
• M6: 3,862,617 km (0.055 R)
• M7: 5,109,515 km (0.12 R)
• M8: 5,580,150 km (0.104 R)
• M9: 7,199,547 km (0.068 R)
• M10: 7,857,030 km (0.082 R)
• M11: 8,486,238 km (0.036 R)
• M12: 9,113,053 km (0.034 R)
• M13: 9,658,787 km (0.109 R)
• M14: 10,775,834 km (0.116 R)
• M15: 12,677,372 km (0.089 R)
• M16: 13,266,190 km (0.119 R)
• M17: 13,968,103 km (0.098 R)
• M18: 19,003,268 km (0.044 R)
• M19: 19,956,057 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744

Radius: 12.5

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.03 AU - 8.23 AU

Year: 7898 Days

Day: 9.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,771,222 km

• M1: 155,582 km (0.078 R)
• M2: 614,398 km (0.054 R)
• M3: 1,369,120 km (0.117 R)
• M4: 1,969,306 km (0.04 R)
• M5: 3,088,747 km (0.111 R)
• M6: 3,728,428 km (0.114 R)
• M7: 5,851,222 km (0.058 R)
• M8: 6,796,830 km (0.099 R)
• M9: 7,364,703 km (0.067 R)
• M10: 8,424,006 km (0.104 R)
• M11: 9,306,184 km (0.046 R)
• M12: 10,444,774 km (0.115 R)
• M13: 11,202,337 km (0.106 R)
• M14: 11,621,062 km (0.087 R)
• M15: 12,490,225 km (0.12 R)
• M16: 15,294,737 km (0.079 R)
• M17: 15,810,700 km (0.07 R)
• M18: 16,741,797 km (0.099 R)
• M19: 17,850,317 km (0.08 R)
• M20: 18,640,343 km (0.113 R)
• M21: 19,604,053 km (0.115 R)
• M22: 22,035,766 km (0.117 R)
• M23: 25,732,629 km (0.104 R)
• M24: 29,924,062 km (0.035 R)
• M25: 33,029,863 km (0.11 R)
• M26: 34,001,950 km (0.075 R)
• M27: 40,606,996 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.2

Radius: 10.8

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 9.66 AU - 9.86 AU

Year: 11426 Days

Day: 11.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,771,222 km

• M1: 165,156 km (0.028 R)
• M2: 1,080,545 km (0.086 R)
• M3: 1,954,496 km (0.054 R)
• M4: 3,450,624 km (0.087 R)
• M5: 5,400,483 km (0.115 R)
• M6: 6,230,602 km (0.094 R)
• M7: 7,812,450 km (0.103 R)
• M8: 9,439,027 km (0.1 R)
• M9: 14,038,863 km (0.119 R)
• M10: 18,098,949 km (0.035 R)
• M11: 21,132,046 km (0.087 R)
• M12: 24,254,602 km (0.108 R)
• M13: 26,747,950 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.2

Radius: 4.2

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 11.12 AU - 16.82 AU

Year: 19567 Days

Day: 24.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,771,222 km

• M1: 81,232 km (0.118 R)
• M2: 265,087 km (0.032 R)
• M3: 1,558,959 km (0.059 R)
• M4: 1,829,283 km (0.11 R)
• M5: 2,248,905 km (0.1 R)
• M6: 2,444,728 km (0.113 R)
• M7: 8,674,433 km (0.107 R)
• M8: 10,611,426 km (0.105 R)
• M9: 12,051,754 km (0.036 R)
• M10: 16,017,145 km (0.1 R)
• M11: 17,282,294 km (0.091 R)
• M12: 23,678,052 km (0.11 R)
• M13: 25,581,086 km (0.119 R)
• M14: 33,998,809 km (0.049 R)
• M15: 35,413,107 km (0.036 R)
• M16: 35,634,213 km (0.071 R)
• M17: 36,078,967 km (0.057 R)
• M18: 38,242,302 km (0.092 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 15,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit