🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.53 AU - 0.87 AU

Year: 216 Days

Day: 24.9 Hours

Environment

Temp: 169 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.63 AU - 0.99 AU

Year: 269 Days

Day: 14.1 Hours

Environment

Temp: 108 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.2 AU - 1.62 AU

Year: 618 Days

Day: 22.8 Hours

Environment

Temp: -25 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.07 AU - 2.49 AU

Year: 1270 Days

Day: 31 Hours

Environment

Temp: -83 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,443,596 km

• M1: 173,833 km (0.067 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.39 AU - 4.85 AU

Year: 3085 Days

Day: 35.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.7

Radius: 13.7

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.63 AU - 9.51 AU

Year: 8458 Days

Day: 13.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,443,596 km

• M1: 172,786 km (0.104 R)
• M2: 1,284,148 km (0.084 R)
• M3: 1,750,594 km (0.112 R)
• M4: 2,422,738 km (0.119 R)
• M5: 4,399,524 km (0.058 R)
• M6: 5,552,923 km (0.083 R)
• M7: 6,095,365 km (0.068 R)
• M8: 6,710,212 km (0.085 R)
• M9: 7,446,384 km (0.101 R)
• M10: 8,628,656 km (0.056 R)
• M11: 10,734,545 km (0.116 R)
• M12: 11,257,389 km (0.114 R)
• M13: 14,506,954 km (0.059 R)
• M14: 16,969,186 km (0.086 R)
• M15: 19,009,252 km (0.072 R)
• M16: 20,723,195 km (0.063 R)
• M17: 21,783,245 km (0.072 R)
• M18: 24,636,525 km (0.081 R)
• M19: 26,957,835 km (0.11 R)
• M20: 27,438,942 km (0.105 R)
• M21: 33,892,445 km (0.113 R)
• M22: 34,453,287 km (0.04 R)
• M23: 34,906,270 km (0.075 R)
• M24: 37,948,941 km (0.082 R)
• M25: 39,906,878 km (0.094 R)
• M26: 42,577,648 km (0.096 R)
• M27: 44,023,213 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.2

Radius: 3.3

Gravity: 89.37 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 12.57 AU - 16.39 AU

Year: 20330 Days

Day: 16.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 28,443,596 km

• M1: 41,588 km (0.086 R)
• M2: 226,641 km (0.109 R)
• M3: 381,923 km (0.112 R)
• M4: 496,366 km (0.09 R)
• M5: 691,890 km (0.05 R)
• M6: 912,098 km (0.086 R)
• M7: 1,206,208 km (0.046 R)
• M8: 1,327,831 km (0.1 R)
• M9: 1,508,246 km (0.117 R)
• M10: 1,918,144 km (0.113 R)
• M11: 2,691,415 km (0.118 R)
• M12: 2,980,887 km (0.116 R)
• M13: 5,868,276 km (0.073 R)
• M14: 6,770,351 km (0.059 R)
• M15: 7,009,408 km (0.082 R)
• M16: 7,204,783 km (0.09 R)
• M17: 7,454,163 km (0.062 R)
• M18: 8,129,298 km (0.1 R)
• M19: 10,272,287 km (0.097 R)
• M20: 10,651,967 km (0.12 R)
• M21: 11,439,300 km (0.039 R)
• M22: 13,128,859 km (0.073 R)
• M23: 14,421,534 km (0.108 R)
• M24: 15,880,113 km (0.06 R)
• M25: 21,653,544 km (0.073 R)
• M26: 24,553,199 km (0.118 R)
• M27: 32,168,180 km (0.043 R)
• M28: 32,302,369 km (0.069 R)
• M29: 34,221,111 km (0.117 R)
• M30: 35,350,874 km (0.051 R)
• M31: 41,374,732 km (0.114 R)
• M32: 41,852,248 km (0.108 R)
• M33: 43,799,265 km (0.104 R)
• M34: 44,129,427 km (0.083 R)
• M35: 44,628,037 km (0.04 R)
• M36: 49,106,399 km (0.068 R)
• M37: 51,454,038 km (0.072 R)
• M38: 60,974,297 km (0.076 R)
• M39: 70,465,833 km (0.104 R)
• M40: 79,171,232 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28.4

Radius: 3.3

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 14.57 AU - 16.37 AU

Year: 22450 Days

Day: 15 Hours

Environment

Temp: -195 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,443,596 km

• M1: 41,439 km (0.103 R)
• M2: 144,811 km (0.116 R)
• M3: 261,497 km (0.077 R)
• M4: 2,395,062 km (0.114 R)
• M5: 3,321,522 km (0.113 R)
• M6: 3,830,902 km (0.108 R)
• M7: 5,218,423 km (0.083 R)
• M8: 5,640,289 km (0.061 R)
• M9: 6,810,144 km (0.103 R)
• M10: 8,059,136 km (0.091 R)
• M11: 8,169,540 km (0.055 R)
• M12: 8,660,221 km (0.108 R)
• M13: 9,210,143 km (0.063 R)
• M14: 9,951,101 km (0.108 R)
• M15: 14,044,547 km (0.081 R)
• M16: 14,204,767 km (0.119 R)
• M17: 15,360,111 km (0.082 R)
• M18: 15,816,235 km (0.055 R)
• M19: 21,163,312 km (0.078 R)
• M20: 23,481,480 km (0.106 R)
• M21: 25,248,381 km (0.114 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 10,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit