🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.42 AU - 0.62 AU

Year: 144 Days

Day: 16.1 Hours

Environment

Temp: 185 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.55 AU - 0.79 AU

Year: 211 Days

Day: 33 Hours

Environment

Temp: 124 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,094,565 km

• M1: 44,431 km (0.111 R)

Asteroid Belt

Center: 2.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.8

Radius: 14.1

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.54 AU - 4.68 AU

Year: 3208 Days

Day: 7.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 96,094,565 km

• M1: 175,329 km (0.078 R)
• M2: 616,343 km (0.04 R)
• M3: 1,136,196 km (0.079 R)
• M4: 1,957,339 km (0.119 R)
• M5: 2,410,770 km (0.111 R)
• M6: 3,065,410 km (0.065 R)
• M7: 3,702,996 km (0.062 R)
• M8: 4,757,212 km (0.1 R)
• M9: 5,540,357 km (0.104 R)
• M10: 6,162,834 km (0.074 R)
• M11: 7,006,267 km (0.074 R)
• M12: 7,703,991 km (0.092 R)
• M13: 8,183,752 km (0.082 R)
• M14: 8,683,558 km (0.118 R)
• M15: 9,274,470 km (0.102 R)
• M16: 9,818,108 km (0.084 R)
• M17: 10,268,248 km (0.105 R)
• M18: 10,850,334 km (0.091 R)
• M19: 13,817,458 km (0.074 R)
• M20: 14,479,728 km (0.106 R)
• M21: 17,946,957 km (0.098 R)
• M22: 19,255,191 km (0.077 R)
• M23: 20,082,168 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.7

Radius: 11.2

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.35 AU - 7.13 AU

Year: 6001 Days

Day: 12.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 96,094,565 km

• M1: 139,425 km (0.066 R)
• M2: 492,626 km (0.098 R)
• M3: 895,942 km (0.098 R)
• M4: 1,828,236 km (0.064 R)
• M5: 3,548,910 km (0.088 R)
• M6: 4,087,612 km (0.078 R)
• M7: 4,732,080 km (0.077 R)
• M8: 5,558,608 km (0.091 R)
• M9: 6,414,308 km (0.106 R)
• M10: 7,569,203 km (0.05 R)
• M11: 10,509,400 km (0.079 R)
• M12: 11,290,301 km (0.084 R)
• M13: 11,671,027 km (0.115 R)
• M14: 12,109,499 km (0.046 R)
• M15: 12,711,181 km (0.076 R)
• M16: 17,307,875 km (0.087 R)
• M17: 17,878,741 km (0.103 R)
• M18: 19,666,884 km (0.077 R)
• M19: 20,218,900 km (0.069 R)
• M20: 22,010,634 km (0.081 R)
• M21: 22,831,627 km (0.065 R)
• M22: 24,853,442 km (0.034 R)
• M23: 26,823,048 km (0.089 R)
• M24: 27,759,830 km (0.04 R)
• M25: 28,192,616 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.2

Radius: 15

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.1 AU - 9.94 AU

Year: 11309 Days

Day: 13.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 96,094,565 km

• M1: 186,549 km (0.07 R)
• M2: 922,869 km (0.112 R)
• M3: 2,330,436 km (0.067 R)
• M4: 3,069,300 km (0.101 R)
• M5: 3,748,923 km (0.118 R)
• M6: 4,647,407 km (0.111 R)
• M7: 5,148,411 km (0.062 R)
• M8: 6,639,004 km (0.039 R)
• M9: 7,526,867 km (0.118 R)
• M10: 8,958,369 km (0.074 R)
• M11: 10,994,995 km (0.104 R)
• M12: 11,833,192 km (0.12 R)
• M13: 15,412,620 km (0.104 R)
• M14: 17,189,693 km (0.108 R)
• M15: 19,179,045 km (0.065 R)
• M16: 20,065,413 km (0.07 R)
• M17: 20,979,007 km (0.119 R)
• M18: 21,574,556 km (0.106 R)
• M19: 23,158,349 km (0.051 R)
• M20: 24,163,497 km (0.117 R)
• M21: 25,871,007 km (0.119 R)
• M22: 29,103,368 km (0.045 R)
• M23: 30,707,506 km (0.107 R)
• M24: 31,697,844 km (0.106 R)
• M25: 37,219,352 km (0.082 R)
• M26: 41,193,120 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765

Radius: 12.5

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 10.25 AU - 11.37 AU

Year: 13684 Days

Day: 14.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 96,094,565 km

• M1: 157,227 km (0.103 R)
• M2: 815,458 km (0.1 R)
• M3: 1,555,967 km (0.099 R)
• M4: 2,084,646 km (0.101 R)
• M5: 2,776,836 km (0.066 R)
• M6: 3,536,942 km (0.111 R)
• M7: 3,952,226 km (0.074 R)
• M8: 4,652,943 km (0.064 R)
• M9: 5,399,137 km (0.034 R)
• M10: 8,752,223 km (0.11 R)
• M11: 10,950,265 km (0.092 R)
• M12: 14,238,875 km (0.081 R)
• M13: 14,726,863 km (0.049 R)
• M14: 17,179,670 km (0.113 R)
• M15: 17,813,067 km (0.053 R)
• M16: 19,379,806 km (0.093 R)
• M17: 20,153,376 km (0.075 R)
• M18: 22,316,711 km (0.091 R)
• M19: 25,334,848 km (0.073 R)
• M20: 28,395,471 km (0.096 R)
• M21: 29,957,722 km (0.043 R)
• M22: 31,931,067 km (0.118 R)
• M23: 34,736,775 km (0.094 R)
• M24: 39,179,832 km (0.034 R)
• M25: 43,257,271 km (0.083 R)
• M26: 54,417,422 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.2

Radius: 6.5

Gravity: 16.31 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 15.01 AU - 15.43 AU

Year: 22861 Days

Day: 19.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 96,094,565 km

• M1: 95,443 km (0.119 R)
• M2: 991,834 km (0.117 R)
• M3: 1,719,777 km (0.055 R)
• M4: 1,948,213 km (0.03 R)
• M5: 2,683,487 km (0.093 R)
• M6: 3,267,816 km (0.089 R)
• M7: 3,590,199 km (0.085 R)
• M8: 5,653,603 km (0.111 R)
• M9: 5,989,600 km (0.076 R)
• M10: 6,701,386 km (0.12 R)
• M11: 10,805,005 km (0.118 R)
• M12: 11,388,736 km (0.112 R)
• M13: 12,477,958 km (0.046 R)
• M14: 13,486,547 km (0.118 R)
• M15: 15,501,930 km (0.073 R)
• M16: 28,155,815 km (0.085 R)
• M17: 38,393,546 km (0.105 R)
• M18: 41,605,861 km (0.073 R)
• M19: 51,944,719 km (0.093 R)
• M20: 83,351,296 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.4

Radius: 5.8

Gravity: 24.42 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 15.04 AU - 18.06 AU

Year: 25922 Days

Day: 17.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 96,094,565 km

• M1: 72,106 km (0.1 R)
• M2: 383,419 km (0.109 R)
• M3: 828,772 km (0.117 R)
• M4: 1,501,663 km (0.111 R)
• M5: 2,877,665 km (0.096 R)
• M6: 3,879,522 km (0.074 R)
• M7: 5,382,831 km (0.089 R)
• M8: 8,251,669 km (0.065 R)
• M9: 8,648,403 km (0.117 R)
• M10: 9,602,687 km (0.07 R)
• M11: 13,730,093 km (0.084 R)
• M12: 15,276,336 km (0.034 R)
• M13: 18,614,164 km (0.062 R)
• M14: 20,812,953 km (0.119 R)
• M15: 22,298,909 km (0.079 R)
• M16: 27,055,523 km (0.098 R)
• M17: 33,007,873 km (0.094 R)
• M18: 38,825,135 km (0.105 R)
• M19: 39,776,727 km (0.102 R)
• M20: 41,233,212 km (0.097 R)
• M21: 43,568,884 km (0.116 R)
• M22: 44,251,948 km (0.09 R)
• M23: 52,053,178 km (0.082 R)
• M24: 55,175,135 km (0.116 R)
• M25: 63,085,422 km (0.08 R)
• M26: 71,009,920 km (0.095 R)
• M27: 71,955,828 km (0.12 R)
• M28: 87,168,286 km (0.062 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: 241 - 16,441 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit