🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.62 AU - 0.98 AU

Year: 263 Days

Day: 16 Hours

Environment

Temp: 169 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.21 AU - 1.21 AU

Year: 489 Days

Day: 33.6 Hours

Environment

Temp: 3 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.07 AU - 1.61 AU

Year: 569 Days

Day: 42.6 Hours

Environment

Temp: -5 °C

Axial Tilt: 96.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.3 AU - 1.96 AU

Year: 764 Days

Day: 37.6 Hours

Environment

Temp: -38 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,834,781 km

• M1: 1,161,029 km (0.085 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.82 AU - 1.88 AU

Year: 924 Days

Day: 44.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.57 AU - 2.49 AU

Year: 1062 Days

Day: 15.8 Hours

Environment

Temp: -61 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,834,781 km

• M1: 561,441 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672

Radius: 13.5

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.92 AU - 9.58 AU

Year: 8699 Days

Day: 12.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 101,834,781 km

• M1: 168,148 km (0.092 R)
• M2: 622,028 km (0.107 R)
• M3: 1,837,361 km (0.106 R)
• M4: 3,850,649 km (0.077 R)
• M5: 4,403,563 km (0.057 R)
• M6: 7,127,890 km (0.115 R)
• M7: 7,841,920 km (0.097 R)
• M8: 10,372,069 km (0.114 R)
• M9: 11,029,701 km (0.109 R)
• M10: 13,228,940 km (0.082 R)
• M11: 14,681,236 km (0.102 R)
• M12: 15,445,980 km (0.09 R)
• M13: 15,970,620 km (0.042 R)
• M14: 17,055,354 km (0.107 R)
• M15: 18,626,431 km (0.089 R)
• M16: 27,094,718 km (0.085 R)
• M17: 38,656,987 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.4

Radius: 5.5

Gravity: 28.48 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 15.2 AU - 17.18 AU

Year: 23913 Days

Day: 18.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 101,834,781 km

• M1: 68,366 km (0.111 R)
• M2: 514,617 km (0.096 R)
• M3: 1,888,075 km (0.111 R)
• M4: 2,515,039 km (0.118 R)
• M5: 2,957,999 km (0.085 R)
• M6: 3,242,085 km (0.111 R)
• M7: 3,575,389 km (0.033 R)
• M8: 3,931,133 km (0.111 R)
• M9: 5,809,484 km (0.092 R)
• M10: 6,533,986 km (0.094 R)
• M11: 6,869,085 km (0.079 R)
• M12: 7,215,704 km (0.116 R)
• M13: 7,573,841 km (0.087 R)
• M14: 8,892,247 km (0.073 R)
• M15: 9,667,014 km (0.114 R)
• M16: 12,992,874 km (0.107 R)
• M17: 15,533,944 km (0.08 R)
• M18: 17,279,900 km (0.119 R)
• M19: 18,577,213 km (0.118 R)
• M20: 19,055,926 km (0.09 R)
• M21: 19,249,656 km (0.092 R)
• M22: 19,444,731 km (0.076 R)
• M23: 25,811,018 km (0.112 R)
• M24: 27,502,372 km (0.111 R)
• M25: 32,878,770 km (0.103 R)
• M26: 34,146,013 km (0.099 R)
• M27: 34,432,044 km (0.112 R)
• M28: 39,227,404 km (0.093 R)
• M29: 47,226,103 km (0.119 R)
• M30: 47,581,099 km (0.103 R)
• M31: 50,116,184 km (0.077 R)
• M32: 51,981,221 km (0.094 R)
• M33: 61,579,720 km (0.115 R)
• M34: 66,793,504 km (0.118 R)
• M35: 67,017,004 km (0.103 R)
• M36: 71,824,481 km (0.117 R)
• M37: 72,765,601 km (0.072 R)
• M38: 74,672,226 km (0.085 R)
• M39: 85,231,442 km (0.086 R)

Asteroid Belt

Center: 17.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.2

Radius: 6.9

Gravity: 8.09 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 14.17 AU - 23.21 AU

Year: 29661 Days

Day: 18.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 101,834,781 km

• M1: 85,869 km (0.098 R)
• M2: 319,391 km (0.111 R)
• M3: 681,568 km (0.117 R)
• M4: 1,422,825 km (0.069 R)
• M5: 1,674,000 km (0.062 R)
• M6: 2,245,015 km (0.102 R)
• M7: 2,809,747 km (0.086 R)
• M8: 3,180,750 km (0.117 R)
• M9: 4,527,580 km (0.061 R)
• M10: 5,152,450 km (0.103 R)
• M11: 5,546,042 km (0.119 R)
• M12: 7,670,332 km (0.085 R)
• M13: 9,108,865 km (0.114 R)
• M14: 9,684,667 km (0.096 R)
• M15: 10,593,474 km (0.093 R)
• M16: 14,491,097 km (0.086 R)
• M17: 14,879,752 km (0.104 R)
• M18: 19,814,388 km (0.112 R)
• M19: 21,474,026 km (0.05 R)
• M20: 21,877,492 km (0.081 R)
• M21: 24,079,572 km (0.072 R)
• M22: 26,656,246 km (0.065 R)
• M23: 27,831,786 km (0.057 R)
• M24: 39,704,621 km (0.098 R)
• M25: 41,391,337 km (0.112 R)
• M26: 43,606,433 km (0.106 R)
• M27: 44,743,227 km (0.118 R)
• M28: 53,258,787 km (0.119 R)
• M29: 53,627,545 km (0.114 R)
• M30: 54,744,294 km (0.102 R)
• M31: 60,161,232 km (0.111 R)
• M32: 63,618,439 km (0.08 R)
• M33: 65,079,711 km (0.099 R)
• M34: 73,176,846 km (0.103 R)
• M35: 75,243,241 km (0.063 R)
• M36: 76,876,999 km (0.046 R)
• M37: 77,821,112 km (0.095 R)
• M38: 79,012,210 km (0.057 R)
• M39: 80,215,276 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.1

Radius: 7.9

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 16.27 AU - 21.39 AU

Year: 29995 Days

Day: 21.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 101,834,781 km

• M1: 98,286 km (0.115 R)
• M2: 371,452 km (0.084 R)
• M3: 1,257,071 km (0.114 R)
• M4: 1,745,807 km (0.112 R)
• M5: 2,056,522 km (0.098 R)
• M6: 3,158,460 km (0.079 R)
• M7: 3,494,905 km (0.117 R)
• M8: 3,754,308 km (0.051 R)
• M9: 5,209,895 km (0.081 R)
• M10: 9,493,182 km (0.103 R)
• M11: 10,796,329 km (0.086 R)
• M12: 20,361,766 km (0.115 R)
• M13: 27,144,683 km (0.116 R)
• M14: 27,780,474 km (0.087 R)
• M15: 29,882,175 km (0.11 R)
• M16: 33,085,514 km (0.108 R)
• M17: 55,579,050 km (0.102 R)
• M18: 62,577,238 km (0.098 R)
• M19: 84,329,516 km (0.116 R)
• M20: 89,266,994 km (0.099 R)
• M21: 94,393,713 km (0.112 R)
• M22: 98,514,237 km (0.068 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: 498 - 10,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit