🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.61 AU - 0.71 AU

Year: 194 Days

Day: 19.1 Hours

Environment

Temp: 221 °C

Axial Tilt: 13.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.92 AU - 1.1 AU

Year: 367 Days

Day: 45 Hours

Environment

Temp: 25 °C

Axial Tilt: 9.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.21 AU - 1.91 AU

Year: 705 Days

Day: 42.4 Hours

Environment

Temp: -28 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.86 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.04 AU - 4.28 AU

Year: 3069 Days

Day: 28.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 14.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.5

Radius: 5.5

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 13.27 AU - 16.35 AU

Year: 20612 Days

Day: 21.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,162,542 km

• M1: 68,516 km (0.057 R)
• M2: 264,639 km (0.116 R)
• M3: 446,998 km (0.11 R)
• M4: 726,298 km (0.056 R)
• M5: 933,341 km (0.064 R)
• M6: 1,298,210 km (0.091 R)
• M7: 1,638,545 km (0.119 R)
• M8: 2,055,325 km (0.071 R)
• M9: 2,951,117 km (0.037 R)
• M10: 4,452,781 km (0.088 R)
• M11: 5,661,382 km (0.075 R)
• M12: 6,565,701 km (0.084 R)
• M13: 6,816,577 km (0.08 R)
• M14: 8,606,814 km (0.088 R)
• M15: 9,851,917 km (0.032 R)
• M16: 11,391,130 km (0.106 R)
• M17: 11,571,545 km (0.086 R)
• M18: 12,186,542 km (0.088 R)
• M19: 16,189,930 km (0.096 R)
• M20: 24,105,004 km (0.11 R)
• M21: 27,514,340 km (0.109 R)
• M22: 27,730,808 km (0.071 R)
• M23: 29,390,147 km (0.046 R)
• M24: 32,541,726 km (0.088 R)
• M25: 34,889,814 km (0.114 R)
• M26: 36,952,768 km (0.094 R)
• M27: 39,095,608 km (0.059 R)
• M28: 47,401,881 km (0.111 R)
• M29: 54,564,028 km (0.069 R)
• M30: 56,635,360 km (0.113 R)
• M31: 59,658,883 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 470

Radius: 6.4

Gravity: 11.47 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 13.97 AU - 21.13 AU

Year: 26589 Days

Day: 24.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,162,542 km

• M1: 132,993 km (0.094 R)
• M2: 417,827 km (0.105 R)
• M3: 896,540 km (0.076 R)
• M4: 2,379,504 km (0.106 R)
• M5: 3,072,890 km (0.058 R)
• M6: 3,706,138 km (0.103 R)
• M7: 7,816,339 km (0.03 R)
• M8: 13,566,133 km (0.074 R)
• M9: 23,278,625 km (0.114 R)
• M10: 23,810,745 km (0.079 R)
• M11: 26,020,306 km (0.108 R)
• M12: 32,794,546 km (0.117 R)
• M13: 33,463,099 km (0.082 R)
• M14: 40,046,004 km (0.111 R)
• M15: 52,180,635 km (0.07 R)
• M16: 52,543,709 km (0.083 R)
• M17: 57,225,225 km (0.109 R)
• M18: 61,366,692 km (0.081 R)
• M19: 70,019,433 km (0.108 R)
• M20: 79,931,040 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 139.7

Radius: 7.7

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 15.38 AU - 21.72 AU

Year: 28894 Days

Day: 18.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,162,542 km

• M1: 105,766 km (0.077 R)
• M2: 434,582 km (0.082 R)
• M3: 1,171,202 km (0.052 R)
• M4: 1,916,050 km (0.056 R)
• M5: 2,263,266 km (0.103 R)
• M6: 3,061,072 km (0.07 R)
• M7: 3,671,132 km (0.086 R)
• M8: 4,420,617 km (0.046 R)
• M9: 5,131,057 km (0.061 R)
• M10: 6,336,367 km (0.115 R)
• M11: 6,736,392 km (0.103 R)
• M12: 7,411,079 km (0.077 R)
• M13: 9,759,017 km (0.098 R)
• M14: 12,499,949 km (0.116 R)
• M15: 19,030,644 km (0.092 R)
• M16: 19,611,084 km (0.069 R)
• M17: 22,877,105 km (0.083 R)
• M18: 40,923,694 km (0.109 R)
• M19: 41,612,593 km (0.105 R)
• M20: 43,013,577 km (0.115 R)
• M21: 43,725,662 km (0.066 R)
• M22: 45,319,927 km (0.077 R)
• M23: 46,503,545 km (0.104 R)
• M24: 50,334,896 km (0.103 R)
• M25: 51,125,671 km (0.118 R)
• M26: 53,876,177 km (0.06 R)
• M27: 54,537,400 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180

Radius: 3.7

Gravity: 13.15 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 18.59 AU - 19.63 AU

Year: 30212 Days

Day: 18.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,162,542 km

• M1: 62,831 km (0.102 R)
• M2: 210,933 km (0.119 R)
• M3: 485,744 km (0.063 R)
• M4: 2,842,360 km (0.111 R)
• M5: 3,648,243 km (0.08 R)
• M6: 4,305,277 km (0.081 R)
• M7: 5,037,708 km (0.098 R)
• M8: 5,179,377 km (0.119 R)
• M9: 8,254,511 km (0.052 R)
• M10: 8,702,108 km (0.113 R)
• M11: 9,591,467 km (0.093 R)
• M12: 9,974,737 km (0.08 R)
• M13: 10,947,871 km (0.106 R)
• M14: 13,619,989 km (0.067 R)
• M15: 14,385,630 km (0.079 R)
• M16: 14,887,382 km (0.085 R)
• M17: 17,817,106 km (0.07 R)
• M18: 18,395,601 km (0.116 R)
• M19: 22,512,684 km (0.113 R)
• M20: 28,191,569 km (0.089 R)
• M21: 32,019,479 km (0.069 R)
• M22: 33,368,553 km (0.07 R)
• M23: 51,121,183 km (0.111 R)
• M24: 51,452,392 km (0.1 R)
• M25: 54,498,803 km (0.084 R)
• M26: 54,671,439 km (0.04 R)
• M27: 61,320,317 km (0.108 R)
• M28: 61,507,165 km (0.036 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 16,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit