🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.46 AU - 0.68 AU

Year: 165 Days

Day: 12.8 Hours

Environment

Temp: 214 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.79 AU - 1.21 AU

Year: 383 Days

Day: 28.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 23.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 91,006,812 km

• M1: 222,003 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.07 AU - 2.51 AU

Year: 1327 Days

Day: 27 Hours

Environment

Temp: -96 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.8

Radius: 10.8

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.05 AU - 5.49 AU

Year: 3989 Days

Day: 8 Hours

Environment

Temp: -150 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,006,812 km

• M1: 143,913 km (0.073 R)
• M2: 553,213 km (0.073 R)
• M3: 902,524 km (0.099 R)
• M4: 2,163,484 km (0.076 R)
• M5: 2,626,639 km (0.036 R)
• M6: 3,307,908 km (0.082 R)
• M7: 3,711,822 km (0.05 R)
• M8: 4,918,778 km (0.081 R)
• M9: 5,501,910 km (0.11 R)
• M10: 6,249,900 km (0.09 R)
• M11: 10,183,277 km (0.106 R)
• M12: 11,265,168 km (0.03 R)
• M13: 11,950,177 km (0.042 R)
• M14: 13,054,359 km (0.117 R)
• M15: 17,486,794 km (0.104 R)
• M16: 19,163,038 km (0.074 R)
• M17: 19,941,396 km (0.115 R)
• M18: 24,908,045 km (0.116 R)
• M19: 26,784,751 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.8

Radius: 12.7

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.75 AU - 6.17 AU

Year: 4230 Days

Day: 14.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,006,812 km

• M1: 159,771 km (0.095 R)
• M2: 653,743 km (0.088 R)
• M3: 1,201,869 km (0.043 R)
• M4: 1,627,176 km (0.091 R)
• M5: 2,078,064 km (0.093 R)
• M6: 3,343,363 km (0.095 R)
• M7: 4,679,421 km (0.063 R)
• M8: 5,682,625 km (0.11 R)
• M9: 6,317,518 km (0.106 R)
• M10: 7,087,798 km (0.034 R)
• M11: 7,792,553 km (0.12 R)
• M12: 8,211,128 km (0.096 R)
• M13: 8,988,887 km (0.093 R)
• M14: 11,249,909 km (0.101 R)
• M15: 11,996,552 km (0.072 R)
• M16: 13,088,019 km (0.067 R)
• M17: 14,387,874 km (0.061 R)
• M18: 16,339,379 km (0.054 R)
• M19: 17,297,254 km (0.083 R)
• M20: 19,974,906 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.5

Radius: 13.2

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.32 AU - 5.74 AU

Year: 4319 Days

Day: 12.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,006,812 km

• M1: 164,558 km (0.106 R)
• M2: 916,437 km (0.044 R)
• M3: 1,342,342 km (0.087 R)
• M4: 1,917,396 km (0.088 R)
• M5: 2,686,927 km (0.062 R)
• M6: 3,818,486 km (0.073 R)
• M7: 4,816,453 km (0.12 R)
• M8: 5,510,737 km (0.11 R)
• M9: 5,952,948 km (0.052 R)
• M10: 9,164,665 km (0.113 R)
• M11: 11,206,376 km (0.038 R)
• M12: 13,986,803 km (0.059 R)
• M13: 16,339,528 km (0.068 R)
• M14: 19,701,292 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.9

Radius: 9

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.66 AU - 5.44 AU

Year: 4345 Days

Day: 9.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 91,006,812 km

• M1: 153,787 km (0.082 R)
• M2: 785,389 km (0.079 R)
• M3: 1,142,329 km (0.103 R)
• M4: 3,127,044 km (0.111 R)
• M5: 3,490,418 km (0.108 R)
• M6: 4,592,804 km (0.108 R)
• M7: 5,657,343 km (0.04 R)
• M8: 6,030,589 km (0.03 R)
• M9: 6,672,215 km (0.097 R)
• M10: 10,898,504 km (0.096 R)
• M11: 12,306,968 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.8

Radius: 8.3

Gravity: 10.45 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.72 AU - 7.98 AU

Year: 7630 Days

Day: 10.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,006,812 km

• M1: 103,223 km (0.065 R)
• M2: 364,420 km (0.075 R)
• M3: 636,689 km (0.045 R)
• M4: 975,229 km (0.115 R)
• M5: 1,535,323 km (0.106 R)
• M6: 2,347,789 km (0.063 R)
• M7: 3,175,065 km (0.059 R)
• M8: 3,703,894 km (0.094 R)
• M9: 4,027,923 km (0.079 R)
• M10: 4,343,873 km (0.094 R)
• M11: 4,790,872 km (0.05 R)
• M12: 6,966,773 km (0.113 R)
• M13: 8,438,666 km (0.108 R)
• M14: 8,782,293 km (0.039 R)
• M15: 9,682,573 km (0.079 R)
• M16: 10,397,202 km (0.105 R)
• M17: 14,814,079 km (0.051 R)
• M18: 19,661,050 km (0.088 R)
• M19: 21,672,094 km (0.054 R)
• M20: 21,993,131 km (0.038 R)
• M21: 23,816,430 km (0.073 R)
• M22: 27,666,929 km (0.113 R)
• M23: 28,426,438 km (0.074 R)
• M24: 36,688,130 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541.1

Radius: 5.8

Gravity: 16.09 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 17.72 AU - 18.44 AU

Year: 29435 Days

Day: 18.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 91,006,812 km

• M1: 82,129 km (0.111 R)
• M2: 1,178,532 km (0.087 R)
• M3: 1,527,394 km (0.058 R)
• M4: 1,783,655 km (0.083 R)
• M5: 2,089,733 km (0.113 R)
• M6: 2,336,120 km (0.066 R)
• M7: 2,626,939 km (0.103 R)
• M8: 3,222,637 km (0.048 R)
• M9: 3,709,728 km (0.055 R)
• M10: 4,244,391 km (0.083 R)
• M11: 6,112,868 km (0.097 R)
• M12: 8,031,461 km (0.113 R)
• M13: 9,453,089 km (0.094 R)
• M14: 9,634,252 km (0.096 R)
• M15: 12,063,871 km (0.11 R)
• M16: 13,457,525 km (0.095 R)
• M17: 17,001,349 km (0.072 R)
• M18: 22,918,543 km (0.046 R)
• M19: 29,686,052 km (0.089 R)
• M20: 34,582,091 km (0.091 R)
• M21: 39,832,976 km (0.111 R)
• M22: 40,623,900 km (0.052 R)
• M23: 40,943,142 km (0.113 R)
• M24: 46,456,272 km (0.09 R)
• M25: 53,394,023 km (0.108 R)
• M26: 53,777,293 km (0.092 R)
• M27: 55,917,440 km (0.119 R)
• M28: 59,746,697 km (0.099 R)
• M29: 61,409,926 km (0.083 R)
• M30: 63,747,093 km (0.08 R)
• M31: 70,881,865 km (0.086 R)
• M32: 80,777,016 km (0.091 R)
• M33: 82,298,127 km (0.087 R)
• M34: 89,919,989 km (0.075 R)
• M35: 91,006,817 km (0.099 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 15,885 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit