🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.65 AU - 0.95 AU

Year: 261 Days

Day: 21.8 Hours

Environment

Temp: 128 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.8 AU - 0.86 AU

Year: 276 Days

Day: 47.5 Hours

Environment

Temp: 160 °C

Axial Tilt: 10.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 116,209,625 km

• M1: 207,941 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.66 AU - 1.08 AU

Year: 296 Days

Day: 22.9 Hours

Environment

Temp: 124 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 116,209,625 km

• M1: 9,574 km (0.087 R)
• M2: 157,975 km (0.03 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.19 AU - 1.23 AU

Year: 486 Days

Day: 28.5 Hours

Environment

Temp: 4 °C

Axial Tilt: 14.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 116,209,625 km

• M1: 125,363 km (0.057 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.73 AU - 4.67 AU

Year: 3144 Days

Day: 27.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.6

Radius: 10.6

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.89 AU - 6.13 AU

Year: 4096 Days

Day: 5.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 116,209,625 km

• M1: 135,386 km (0.077 R)
• M2: 518,207 km (0.112 R)
• M3: 860,038 km (0.108 R)
• M4: 1,704,219 km (0.088 R)
• M5: 2,285,407 km (0.057 R)
• M6: 2,778,182 km (0.049 R)
• M7: 3,628,646 km (0.074 R)
• M8: 4,231,376 km (0.091 R)
• M9: 4,925,659 km (0.042 R)
• M10: 5,839,553 km (0.082 R)
• M11: 6,321,707 km (0.053 R)
• M12: 7,094,529 km (0.096 R)
• M13: 7,750,067 km (0.116 R)
• M14: 8,111,047 km (0.062 R)
• M15: 9,835,162 km (0.087 R)
• M16: 11,697,058 km (0.102 R)
• M17: 14,914,309 km (0.081 R)
• M18: 20,402,008 km (0.049 R)
• M19: 20,883,414 km (0.116 R)
• M20: 21,231,977 km (0.076 R)
• M21: 23,706,326 km (0.067 R)
• M22: 26,043,942 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.8

Radius: 14.2

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.93 AU - 7.35 AU

Year: 6249 Days

Day: 9.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 116,209,625 km

• M1: 184,155 km (0.078 R)
• M2: 665,411 km (0.038 R)
• M3: 1,683,425 km (0.041 R)
• M4: 2,209,860 km (0.114 R)
• M5: 3,024,121 km (0.102 R)
• M6: 3,569,704 km (0.118 R)
• M7: 4,031,064 km (0.054 R)
• M8: 5,522,555 km (0.112 R)
• M9: 6,731,156 km (0.076 R)
• M10: 7,554,094 km (0.067 R)
• M11: 8,019,942 km (0.066 R)
• M12: 13,500,161 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.6

Radius: 9.4

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 7.66 AU - 9.22 AU

Year: 8956 Days

Day: 11.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 116,209,625 km

• M1: 118,182 km (0.097 R)
• M2: 410,796 km (0.111 R)
• M3: 712,086 km (0.098 R)
• M4: 1,216,530 km (0.095 R)
• M5: 1,509,143 km (0.107 R)
• M6: 2,487,364 km (0.11 R)
• M7: 3,011,704 km (0.097 R)
• M8: 4,785,037 km (0.088 R)
• M9: 5,428,159 km (0.058 R)
• M10: 5,770,738 km (0.06 R)
• M11: 9,102,881 km (0.067 R)
• M12: 10,243,415 km (0.06 R)
• M13: 10,556,075 km (0.083 R)
• M14: 11,421,049 km (0.078 R)
• M15: 13,230,436 km (0.099 R)
• M16: 14,300,060 km (0.08 R)
• M17: 18,846,639 km (0.068 R)
• M18: 22,130,462 km (0.062 R)
• M19: 26,551,827 km (0.094 R)
• M20: 31,969,663 km (0.107 R)
• M21: 38,081,484 km (0.101 R)
• M22: 41,674,526 km (0.1 R)
• M23: 42,875,797 km (0.099 R)
• M24: 46,333,602 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.6

Radius: 5.2

Gravity: 35.34 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 14.86 AU - 24.56 AU

Year: 31961 Days

Day: 19 Hours

Environment

Temp: -199 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 116,209,625 km

• M1: 64,925 km (0.109 R)
• M2: 397,182 km (0.086 R)
• M3: 886,667 km (0.108 R)
• M4: 1,318,256 km (0.079 R)
• M5: 1,514,978 km (0.107 R)
• M6: 2,480,183 km (0.117 R)
• M7: 3,592,144 km (0.118 R)
• M8: 4,276,704 km (0.04 R)
• M9: 4,959,469 km (0.12 R)
• M10: 5,712,395 km (0.111 R)
• M11: 6,140,693 km (0.084 R)
• M12: 8,426,100 km (0.102 R)
• M13: 8,608,310 km (0.114 R)
• M14: 10,933,061 km (0.095 R)
• M15: 11,296,135 km (0.119 R)
• M16: 11,517,839 km (0.113 R)
• M17: 13,070,665 km (0.069 R)
• M18: 13,897,044 km (0.062 R)
• M19: 14,237,080 km (0.077 R)
• M20: 17,258,358 km (0.084 R)
• M21: 18,050,180 km (0.108 R)
• M22: 24,406,893 km (0.112 R)
• M23: 25,912,146 km (0.065 R)
• M24: 27,611,578 km (0.066 R)
• M25: 33,002,637 km (0.079 R)
• M26: 33,607,910 km (0.071 R)
• M27: 36,103,202 km (0.111 R)
• M28: 37,723,796 km (0.09 R)
• M29: 40,416,857 km (0.113 R)
• M30: 43,596,410 km (0.076 R)
• M31: 62,707,837 km (0.074 R)
• M32: 74,975,012 km (0.09 R)
• M33: 84,734,328 km (0.102 R)
• M34: 87,012,255 km (0.113 R)
• M35: 89,623,486 km (0.093 R)
• M36: 103,465,927 km (0.093 R)
• M37: 104,112,189 km (0.102 R)
• M38: 115,167,472 km (0.042 R)
• M39: 116,209,571 km (0.047 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 20,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit