🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.78 AU - 1.22 AU

Year: 365 Days

Day: 47.3 Hours

Environment

Temp: 42 °C

Axial Tilt: 16 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.27 AU - 1.27 AU

Year: 523 Days

Day: 18.3 Hours

Environment

Temp: 8 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.4 AU - 1.9 AU

Year: 774 Days

Day: 35.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,083,683 km

• M1: 1,022,352 km (0.05 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.05 AU - 2.19 AU

Year: 1127 Days

Day: 31.2 Hours

Environment

Temp: -69 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.02 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.1

Radius: 13.2

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.87 AU - 6.97 AU

Year: 5261 Days

Day: 5.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 67.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,083,683 km

• M1: 164,109 km (0.096 R)
• M2: 701,016 km (0.048 R)
• M3: 1,319,154 km (0.075 R)
• M4: 1,791,734 km (0.081 R)
• M5: 2,454,602 km (0.087 R)
• M6: 2,878,861 km (0.099 R)
• M7: 4,252,020 km (0.062 R)
• M8: 6,317,069 km (0.111 R)
• M9: 7,452,218 km (0.119 R)
• M10: 8,174,776 km (0.094 R)
• M11: 10,002,413 km (0.102 R)
• M12: 11,904,550 km (0.083 R)
• M13: 12,321,479 km (0.117 R)
• M14: 13,581,542 km (0.071 R)
• M15: 14,925,828 km (0.042 R)
• M16: 16,018,790 km (0.116 R)
• M17: 20,796,348 km (0.12 R)
• M18: 21,675,684 km (0.104 R)
• M19: 24,537,043 km (0.089 R)
• M20: 25,749,234 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.7

Radius: 13.2

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.11 AU - 6.81 AU

Year: 5314 Days

Day: 9 Hours

Environment

Temp: -149 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,083,683 km

• M1: 164,109 km (0.097 R)
• M2: 633,996 km (0.096 R)
• M3: 1,384,528 km (0.031 R)
• M4: 2,128,329 km (0.103 R)
• M5: 2,654,165 km (0.079 R)
• M6: 3,441,050 km (0.118 R)
• M7: 4,154,632 km (0.077 R)
• M8: 7,517,592 km (0.091 R)
• M9: 8,252,417 km (0.089 R)
• M10: 9,774,276 km (0.1 R)
• M11: 10,812,037 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 466.5

Radius: 5

Gravity: 18.66 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 10.18 AU - 15.8 AU

Year: 17100 Days

Day: 16.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,083,683 km

• M1: 62,233 km (0.108 R)
• M2: 227,538 km (0.109 R)
• M3: 475,422 km (0.048 R)
• M4: 644,318 km (0.101 R)
• M5: 884,572 km (0.044 R)
• M6: 1,471,445 km (0.096 R)
• M7: 3,040,128 km (0.066 R)
• M8: 5,551,876 km (0.082 R)
• M9: 6,041,510 km (0.108 R)
• M10: 7,149,731 km (0.075 R)
• M11: 7,592,541 km (0.112 R)
• M12: 11,160,151 km (0.115 R)
• M13: 13,336,650 km (0.101 R)
• M14: 35,641,244 km (0.088 R)
• M15: 35,896,308 km (0.077 R)
• M16: 36,281,074 km (0.083 R)
• M17: 37,452,126 km (0.098 R)
• M18: 50,419,270 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.5

Radius: 6.1

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 11.99 AU - 19.03 AU

Year: 22310 Days

Day: 17.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,083,683 km

• M1: 75,996 km (0.094 R)
• M2: 378,333 km (0.064 R)
• M3: 755,619 km (0.063 R)
• M4: 1,114,504 km (0.079 R)
• M5: 1,566,290 km (0.115 R)
• M6: 2,691,266 km (0.106 R)
• M7: 2,897,711 km (0.058 R)
• M8: 3,089,944 km (0.111 R)
• M9: 4,063,976 km (0.103 R)
• M10: 4,524,887 km (0.087 R)
• M11: 5,587,181 km (0.107 R)
• M12: 7,018,534 km (0.066 R)
• M13: 8,051,657 km (0.026 R)
• M14: 8,336,940 km (0.098 R)
• M15: 8,827,621 km (0.107 R)
• M16: 10,868,884 km (0.047 R)
• M17: 11,394,870 km (0.117 R)
• M18: 15,635,221 km (0.038 R)
• M19: 18,347,880 km (0.082 R)
• M20: 19,093,027 km (0.059 R)
• M21: 23,219,385 km (0.069 R)
• M22: 27,365,938 km (0.088 R)
• M23: 29,669,447 km (0.095 R)
• M24: 30,695,090 km (0.099 R)
• M25: 36,567,105 km (0.109 R)
• M26: 45,802,978 km (0.087 R)
• M27: 50,310,362 km (0.115 R)
• M28: 52,919,499 km (0.112 R)
• M29: 54,934,432 km (0.094 R)
• M30: 55,617,347 km (0.064 R)
• M31: 58,228,578 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 195.7

Radius: 6.6

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 13.88 AU - 17.82 AU

Year: 23048 Days

Day: 24.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,083,683 km

• M1: 137,032 km (0.081 R)
• M2: 424,708 km (0.074 R)
• M3: 1,465,610 km (0.096 R)
• M4: 1,801,158 km (0.097 R)
• M5: 2,168,421 km (0.107 R)
• M6: 2,756,640 km (0.09 R)
• M7: 3,344,709 km (0.086 R)
• M8: 3,984,838 km (0.103 R)
• M9: 4,364,219 km (0.083 R)
• M10: 4,961,563 km (0.095 R)
• M11: 5,829,081 km (0.114 R)
• M12: 6,632,571 km (0.046 R)
• M13: 7,421,102 km (0.1 R)
• M14: 8,599,334 km (0.053 R)
• M15: 8,839,439 km (0.054 R)
• M16: 9,233,031 km (0.064 R)
• M17: 11,263,822 km (0.101 R)
• M18: 12,813,656 km (0.11 R)
• M19: 13,445,857 km (0.107 R)
• M20: 15,680,101 km (0.12 R)
• M21: 19,767,713 km (0.087 R)
• M22: 21,478,664 km (0.083 R)
• M23: 23,285,806 km (0.075 R)
• M24: 24,036,339 km (0.031 R)
• M25: 26,082,987 km (0.106 R)
• M26: 27,613,972 km (0.112 R)
• M27: 33,979,361 km (0.064 R)
• M28: 42,216,669 km (0.097 R)
• M29: 42,911,102 km (0.111 R)
• M30: 43,613,314 km (0.105 R)
• M31: 46,057,744 km (0.068 R)
• M32: 47,987,556 km (0.063 R)
• M33: 52,166,722 km (0.081 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: 315 - 18,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit