🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.41 AU - 0.63 AU

Year: 136 Days

Day: 16.6 Hours

Environment

Temp: 249 °C

Axial Tilt: 20.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.42 AU - 0.66 AU

Year: 144 Days

Day: 24.7 Hours

Environment

Temp: 252 °C

Axial Tilt: 45.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,121,116 km

• M1: 35,006 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.61 AU - 0.83 AU

Year: 222 Days

Day: 22.7 Hours

Environment

Temp: 150 °C

Axial Tilt: 10 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.03 AU - 1.25 AU

Year: 442 Days

Day: 37.4 Hours

Environment

Temp: 10 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.38 AU - 1.72 AU

Year: 701 Days

Day: 34.1 Hours

Environment

Temp: -30 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,121,116 km

• M1: 436,527 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.06 AU - 2.36 AU

Year: 1194 Days

Day: 27.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,121,116 km

• M1: 78,988 km (0.081 R)

Asteroid Belt

Center: 8.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 684.5

Radius: 7.4

Gravity: 12.5 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 11.71 AU - 19.11 AU

Year: 21985 Days

Day: 16.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 80,121,116 km

• M1: 94,247 km (0.053 R)
• M2: 468,989 km (0.073 R)
• M3: 809,923 km (0.115 R)
• M4: 1,481,917 km (0.117 R)
• M5: 1,793,529 km (0.077 R)
• M6: 2,388,330 km (0.064 R)
• M7: 2,621,703 km (0.042 R)
• M8: 4,125,311 km (0.09 R)
• M9: 5,271,679 km (0.096 R)
• M10: 6,707,969 km (0.116 R)
• M11: 7,867,352 km (0.099 R)
• M12: 8,282,037 km (0.057 R)
• M13: 9,325,183 km (0.083 R)
• M14: 10,577,168 km (0.077 R)
• M15: 12,277,946 km (0.111 R)
• M16: 12,554,852 km (0.102 R)
• M17: 13,410,851 km (0.057 R)
• M18: 13,778,712 km (0.089 R)
• M19: 16,294,798 km (0.079 R)
• M20: 16,545,375 km (0.065 R)
• M21: 18,192,447 km (0.099 R)
• M22: 18,552,679 km (0.085 R)
• M23: 22,113,557 km (0.093 R)
• M24: 27,496,537 km (0.086 R)
• M25: 28,210,269 km (0.12 R)
• M26: 29,550,965 km (0.106 R)
• M27: 31,318,165 km (0.106 R)
• M28: 31,576,221 km (0.109 R)
• M29: 31,965,923 km (0.028 R)
• M30: 34,372,205 km (0.102 R)
• M31: 36,753,205 km (0.081 R)
• M32: 39,994,991 km (0.096 R)
• M33: 45,207,280 km (0.07 R)
• M34: 53,019,580 km (0.081 R)
• M35: 54,310,460 km (0.087 R)
• M36: 58,699,362 km (0.062 R)
• M37: 61,483,528 km (0.12 R)
• M38: 68,175,041 km (0.077 R)
• M39: 73,501,024 km (0.043 R)
• M40: 74,644,401 km (0.043 R)
• M41: 76,032,220 km (0.046 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.4

Radius: 4.9

Gravity: 33.17 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 14.37 AU - 16.91 AU

Year: 22479 Days

Day: 17.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 80,121,116 km

• M1: 61,036 km (0.116 R)
• M2: 313,707 km (0.095 R)
• M3: 548,426 km (0.106 R)
• M4: 907,909 km (0.093 R)
• M5: 1,168,359 km (0.096 R)
• M6: 1,494,034 km (0.042 R)
• M7: 1,762,113 km (0.086 R)
• M8: 2,371,276 km (0.048 R)
• M9: 2,586,248 km (0.064 R)
• M10: 2,973,407 km (0.081 R)
• M11: 3,252,407 km (0.106 R)
• M12: 3,735,010 km (0.039 R)
• M13: 5,675,893 km (0.097 R)
• M14: 6,017,724 km (0.114 R)
• M15: 6,283,111 km (0.037 R)
• M16: 7,473,760 km (0.091 R)
• M17: 7,677,213 km (0.109 R)
• M18: 9,799,708 km (0.036 R)
• M19: 11,525,918 km (0.094 R)
• M20: 13,519,908 km (0.07 R)
• M21: 14,519,221 km (0.104 R)
• M22: 18,917,100 km (0.079 R)
• M23: 24,126,845 km (0.104 R)
• M24: 32,590,345 km (0.117 R)
• M25: 35,799,219 km (0.077 R)
• M26: 39,518,970 km (0.083 R)
• M27: 44,312,984 km (0.059 R)
• M28: 52,579,612 km (0.071 R)
• M29: 52,952,560 km (0.07 R)
• M30: 53,703,691 km (0.106 R)
• M31: 60,173,500 km (0.12 R)
• M32: 66,271,558 km (0.1 R)
• M33: 67,143,713 km (0.112 R)
• M34: 70,708,780 km (0.118 R)
• M35: 72,768,593 km (0.088 R)
• M36: 75,340,031 km (0.095 R)
• M37: 76,767,793 km (0.116 R)
• M38: 80,169,349 km (0.026 R)
• M39: 83,163,700 km (0.101 R)
• M40: 83,416,521 km (0.105 R)
• M41: 85,973,298 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 449.6

Radius: 4.2

Gravity: 25.49 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 15.41 AU - 19.65 AU

Year: 26675 Days

Day: 17.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 80,121,116 km

• M1: 52,210 km (0.119 R)
• M2: 224,098 km (0.1 R)
• M3: 368,011 km (0.104 R)
• M4: 940,223 km (0.051 R)
• M5: 1,201,121 km (0.056 R)
• M6: 1,628,223 km (0.041 R)
• M7: 1,828,834 km (0.092 R)
• M8: 2,507,560 km (0.097 R)
• M9: 3,144,098 km (0.1 R)
• M10: 3,340,221 km (0.053 R)
• M11: 3,544,422 km (0.072 R)
• M12: 4,550,618 km (0.096 R)
• M13: 5,816,515 km (0.112 R)
• M14: 7,060,571 km (0.084 R)
• M15: 7,446,234 km (0.094 R)
• M16: 8,050,909 km (0.037 R)
• M17: 9,763,505 km (0.054 R)
• M18: 10,000,917 km (0.039 R)
• M19: 12,871,550 km (0.113 R)
• M20: 14,417,046 km (0.087 R)
• M21: 19,694,260 km (0.061 R)
• M22: 21,537,605 km (0.094 R)
• M23: 24,677,216 km (0.042 R)
• M24: 28,468,325 km (0.117 R)
• M25: 28,952,574 km (0.05 R)
• M26: 30,564,790 km (0.115 R)
• M27: 32,629,839 km (0.107 R)
• M28: 35,062,001 km (0.108 R)
• M29: 51,336,604 km (0.115 R)
• M30: 52,959,890 km (0.047 R)
• M31: 60,588,933 km (0.095 R)
• M32: 61,591,239 km (0.097 R)
• M33: 68,484,708 km (0.091 R)
• M34: 75,412,436 km (0.104 R)
• M35: 80,121,179 km (0.096 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 16,071 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit