🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.43 AU - 0.65 AU

Year: 144 Days

Day: 46 Hours

Environment

Temp: 187 °C

Axial Tilt: 179.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.55 AU - 0.61 AU

Year: 160 Days

Day: 40.1 Hours

Environment

Temp: 194 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.55 AU - 0.83 AU

Year: 207 Days

Day: 45.8 Hours

Environment

Temp: 119 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.73 AU - 0.79 AU

Year: 240 Days

Day: 30.7 Hours

Environment

Temp: 182 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.97 AU - 1.07 AU

Year: 373 Days

Day: 24.4 Hours

Environment

Temp: 28 °C

Axial Tilt: 167.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.36 AU - 2.02 AU

Year: 795 Days

Day: 41.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,270,482 km

• M1: 737,817 km (0.077 R)

Planet 7 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.96 AU - 2 AU

Year: 1008 Days

Day: 44.3 Hours

Environment

Temp: -55 °C

Axial Tilt: 55.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.54 AU - 3.92 AU

Year: 2099 Days

Day: 39.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.2

Radius: 10

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 5.1 AU - 5.64 AU

Year: 4500 Days

Day: 8.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 51,270,482 km

• M1: 129,253 km (0.095 R)
• M2: 243,545 km (0.081 R)
• M3: 313,258 km (0.052 R)
• M4: 402,568 km (0.11 R)
• M5: 623,823 km (0.08 R)
• M6: 819,198 km (0.12 R)
• M7: 1,120,638 km (0.082 R)
• M8: 1,269,188 km (0.061 R)
• M9: 1,440,328 km (0.078 R)
• M10: 1,754,185 km (0.092 R)
• M11: 2,017,178 km (0.115 R)
• M12: 2,144,336 km (0.109 R)
• M13: 2,368,733 km (0.08 R)
• M14: 2,581,162 km (0.101 R)
• M15: 2,759,632 km (0.071 R)
• M16: 2,901,301 km (0.082 R)
• M17: 2,983,430 km (0.076 R)
• M18: 3,255,549 km (0.116 R)
• M19: 3,405,596 km (0.056 R)
• M20: 3,514,054 km (0.113 R)
• M21: 3,712,271 km (0.066 R)
• M22: 4,282,389 km (0.087 R)
• M23: 4,447,096 km (0.106 R)
• M24: 4,613,748 km (0.059 R)
• M25: 5,027,236 km (0.113 R)
• M26: 5,201,069 km (0.102 R)
• M27: 5,605,731 km (0.078 R)
• M28: 5,785,997 km (0.062 R)
• M29: 6,125,883 km (0.082 R)
• M30: 6,338,312 km (0.052 R)
• M31: 6,962,584 km (0.078 R)
• M32: 7,128,638 km (0.081 R)
• M33: 7,720,447 km (0.102 R)
• M34: 8,007,675 km (0.107 R)
• M35: 8,123,613 km (0.079 R)
• M36: 8,563,431 km (0.081 R)
• M37: 8,741,452 km (0.061 R)
• M38: 8,860,831 km (0.115 R)
• M39: 8,980,809 km (0.061 R)
• M40: 9,252,628 km (0.086 R)
• M41: 9,374,401 km (0.092 R)
• M42: 9,527,290 km (0.054 R)
• M43: 9,773,678 km (0.063 R)
• M44: 9,959,777 km (0.074 R)
• M45: 12,083,918 km (0.107 R)
• M46: 12,384,161 km (0.114 R)
• M47: 12,585,669 km (0.118 R)
• M48: 13,471,587 km (0.102 R)
• M49: 13,956,883 km (0.069 R)
• M50: 14,131,613 km (0.075 R)
• M51: 14,448,013 km (0.076 R)
• M52: 14,589,383 km (0.092 R)
• M53: 14,980,432 km (0.061 R)
• M54: 15,123,447 km (0.079 R)
• M55: 15,591,688 km (0.083 R)
• M56: 16,284,476 km (0.103 R)
• M57: 16,579,034 km (0.039 R)
• M58: 17,248,634 km (0.118 R)
• M59: 18,155,048 km (0.112 R)
• M60: 18,269,490 km (0.117 R)
• M61: 18,922,335 km (0.113 R)
• M62: 19,504,720 km (0.098 R)
• M63: 19,778,484 km (0.107 R)
• M64: 19,896,218 km (0.05 R)
• M65: 21,609,113 km (0.101 R)
• M66: 23,618,063 km (0.035 R)
• M67: 23,868,191 km (0.105 R)
• M68: 23,951,666 km (0.087 R)
• M69: 24,035,291 km (0.107 R)
• M70: 24,244,878 km (0.106 R)
• M71: 24,877,228 km (0.094 R)
• M72: 25,131,694 km (0.045 R)
• M73: 25,387,058 km (0.095 R)
• M74: 26,201,169 km (0.072 R)
• M75: 26,460,123 km (0.095 R)
• M76: 26,850,125 km (0.081 R)
• M77: 27,111,024 km (0.047 R)
• M78: 27,460,484 km (0.114 R)
• M79: 27,899,255 km (0.1 R)
• M80: 27,987,218 km (0.074 R)
• M81: 28,075,332 km (0.096 R)
• M82: 28,561,674 km (0.066 R)
• M83: 29,140,020 km (0.075 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.6

Radius: 14.6

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 8.3 AU - 10.42 AU

Year: 10356 Days

Day: 10.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 51,270,482 km

• M1: 205,248 km (0.113 R)
• M2: 383,569 km (0.057 R)
• M3: 559,945 km (0.073 R)
• M4: 718,818 km (0.117 R)
• M5: 1,294,470 km (0.056 R)
• M6: 1,584,092 km (0.043 R)
• M7: 1,773,034 km (0.106 R)
• M8: 2,070,883 km (0.084 R)
• M9: 2,603,901 km (0.092 R)
• M10: 2,886,491 km (0.066 R)
• M11: 3,209,174 km (0.096 R)
• M12: 4,115,587 km (0.106 R)
• M13: 4,312,907 km (0.104 R)
• M14: 4,648,604 km (0.072 R)
• M15: 4,888,858 km (0.089 R)
• M16: 4,993,128 km (0.078 R)
• M17: 5,133,152 km (0.095 R)
• M18: 5,381,634 km (0.03 R)
• M19: 5,561,600 km (0.088 R)
• M20: 5,816,814 km (0.102 R)
• M21: 6,415,056 km (0.117 R)
• M22: 7,873,037 km (0.045 R)
• M23: 8,534,409 km (0.062 R)
• M24: 8,660,370 km (0.088 R)
• M25: 9,603,585 km (0.112 R)
• M26: 9,954,691 km (0.11 R)
• M27: 10,131,815 km (0.092 R)
• M28: 11,079,069 km (0.119 R)
• M29: 11,679,704 km (0.094 R)
• M30: 12,338,533 km (0.075 R)
• M31: 12,720,307 km (0.101 R)
• M32: 13,009,330 km (0.067 R)
• M33: 13,349,216 km (0.033 R)
• M34: 13,741,312 km (0.059 R)
• M35: 14,486,759 km (0.112 R)
• M36: 14,738,083 km (0.096 R)
• M37: 15,092,480 km (0.09 R)
• M38: 16,068,756 km (0.045 R)
• M39: 16,906,654 km (0.108 R)
• M40: 17,330,913 km (0.081 R)
• M41: 18,027,890 km (0.079 R)
• M42: 18,352,667 km (0.046 R)
• M43: 18,843,497 km (0.091 R)
• M44: 20,342,019 km (0.066 R)
• M45: 20,850,054 km (0.047 R)
• M46: 21,362,127 km (0.082 R)
• M47: 21,476,570 km (0.116 R)
• M48: 24,163,347 km (0.083 R)
• M49: 24,701,451 km (0.057 R)
• M50: 25,001,993 km (0.07 R)
• M51: 25,303,881 km (0.085 R)
• M52: 25,485,493 km (0.088 R)
• M53: 25,850,213 km (0.052 R)
• M54: 26,155,393 km (0.081 R)
• M55: 27,512,544 km (0.112 R)
• M56: 30,038,355 km (0.082 R)
• M57: 31,784,760 km (0.102 R)
• M58: 32,637,468 km (0.077 R)
• M59: 32,967,332 km (0.094 R)
• M60: 34,164,414 km (0.05 R)
• M61: 35,578,862 km (0.098 R)
• M62: 35,714,547 km (0.086 R)
• M63: 36,464,032 km (0.072 R)
• M64: 37,840,033 km (0.119 R)
• M65: 37,978,561 km (0.082 R)
• M66: 38,325,628 km (0.101 R)
• M67: 39,232,939 km (0.119 R)
• M68: 39,865,289 km (0.048 R)
• M69: 40,147,281 km (0.084 R)
• M70: 42,716,026 km (0.052 R)
• M71: 43,439,033 km (0.081 R)
• M72: 44,531,097 km (0.107 R)
• M73: 44,970,466 km (0.115 R)
• M74: 45,117,222 km (0.085 R)
• M75: 46,001,196 km (0.068 R)
• M76: 47,786,197 km (0.108 R)
• M77: 48,311,136 km (0.053 R)
• M78: 50,125,310 km (0.083 R)
• M79: 50,734,921 km (0.045 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 12,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit