🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.58 AU - 0.78 AU

Year: 203 Days

Day: 17 Hours

Environment

Temp: 162 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,171,778 km

• M1: 35,754 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.64 AU - 0.84 AU

Year: 230 Days

Day: 27.3 Hours

Environment

Temp: 127 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.67 AU - 0.91 AU

Year: 254 Days

Day: 26.7 Hours

Environment

Temp: 146 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.37 AU - 1.41 AU

Year: 593 Days

Day: 31.7 Hours

Environment

Temp: -11 °C

Axial Tilt: 29.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 97,171,778 km

• M1: 701,315 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.37 AU - 2.09 AU

Year: 823 Days

Day: 45.7 Hours

Environment

Temp: -56 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 13.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.1

Radius: 4.6

Gravity: 38.14 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 13.24 AU - 14.06 AU

Year: 18238 Days

Day: 23.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 97,171,778 km

• M1: 111,301 km (0.11 R)
• M2: 320,588 km (0.03 R)
• M3: 355,744 km (0.093 R)
• M4: 430,094 km (0.099 R)
• M5: 661,372 km (0.057 R)
• M6: 730,636 km (0.115 R)
• M7: 1,084,884 km (0.107 R)
• M8: 1,366,876 km (0.118 R)
• M9: 1,396,347 km (0.09 R)
• M10: 1,485,806 km (0.104 R)
• M11: 1,961,677 km (0.106 R)
• M12: 2,028,547 km (0.067 R)
• M13: 2,096,165 km (0.079 R)
• M14: 2,589,988 km (0.036 R)
• M15: 2,663,440 km (0.063 R)
• M16: 2,887,688 km (0.054 R)
• M17: 2,925,686 km (0.025 R)
• M18: 3,434,767 km (0.061 R)
• M19: 3,761,489 km (0.059 R)
• M20: 3,970,776 km (0.031 R)
• M21: 5,026,788 km (0.071 R)
• M22: 5,072,714 km (0.042 R)
• M23: 5,585,685 km (0.107 R)
• M24: 5,824,294 km (0.092 R)
• M25: 7,533,150 km (0.106 R)
• M26: 8,009,620 km (0.069 R)
• M27: 9,103,180 km (0.103 R)
• M28: 11,426,285 km (0.062 R)
• M29: 11,850,695 km (0.058 R)
• M30: 12,218,556 km (0.116 R)
• M31: 14,178,138 km (0.071 R)
• M32: 14,568,589 km (0.098 R)
• M33: 14,699,487 km (0.11 R)
• M34: 15,227,118 km (0.073 R)
• M35: 15,693,864 km (0.072 R)
• M36: 15,895,372 km (0.104 R)
• M37: 16,368,849 km (0.068 R)
• M38: 17,329,567 km (0.117 R)
• M39: 18,733,393 km (0.087 R)
• M40: 18,875,811 km (0.097 R)
• M41: 20,685,646 km (0.089 R)
• M42: 21,797,906 km (0.087 R)
• M43: 23,694,358 km (0.087 R)
• M44: 24,234,705 km (0.048 R)
• M45: 24,312,197 km (0.05 R)
• M46: 24,935,422 km (0.081 R)
• M47: 25,564,032 km (0.057 R)
• M48: 26,997,030 km (0.056 R)
• M49: 28,374,228 km (0.111 R)
• M50: 29,525,533 km (0.101 R)
• M51: 31,112,168 km (0.096 R)
• M52: 32,043,266 km (0.043 R)
• M53: 33,586,667 km (0.047 R)
• M54: 37,908,998 km (0.109 R)
• M55: 38,631,107 km (0.109 R)
• M56: 39,540,213 km (0.091 R)
• M57: 40,180,642 km (0.058 R)
• M58: 40,732,359 km (0.084 R)
• M59: 41,471,971 km (0.066 R)
• M60: 41,657,472 km (0.115 R)
• M61: 42,029,522 km (0.111 R)
• M62: 43,528,492 km (0.118 R)
• M63: 44,284,410 km (0.098 R)
• M64: 45,140,110 km (0.081 R)
• M65: 46,385,812 km (0.035 R)
• M66: 46,771,325 km (0.076 R)
• M67: 48,617,064 km (0.106 R)
• M68: 48,714,901 km (0.108 R)
• M69: 48,812,738 km (0.11 R)
• M70: 50,883,023 km (0.117 R)
• M71: 52,379,301 km (0.096 R)
• M72: 52,479,681 km (0.083 R)
• M73: 54,193,923 km (0.116 R)
• M74: 56,028,891 km (0.059 R)
• M75: 57,470,266 km (0.092 R)
• M76: 57,677,160 km (0.099 R)
• M77: 58,507,129 km (0.086 R)
• M78: 58,715,369 km (0.079 R)
• M79: 59,341,137 km (0.093 R)
• M80: 60,074,167 km (0.108 R)
• M81: 60,389,220 km (0.107 R)
• M82: 60,704,871 km (0.058 R)
• M83: 61,020,971 km (0.097 R)
• M84: 61,232,054 km (0.1 R)
• M85: 61,760,733 km (0.047 R)
• M86: 63,462,858 km (0.111 R)
• M87: 64,427,016 km (0.046 R)
• M88: 65,180,391 km (0.087 R)
• M89: 66,587,059 km (0.046 R)
• M90: 68,660,785 km (0.114 R)
• M91: 68,990,200 km (0.096 R)
• M92: 69,871,181 km (0.062 R)
• M93: 71,088,459 km (0.082 R)
• M94: 73,431,910 km (0.086 R)
• M95: 73,544,108 km (0.115 R)
• M96: 73,881,152 km (0.047 R)
• M97: 75,347,511 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 844.2

Radius: 5.6

Gravity: 26.92 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 13.5 AU - 21.08 AU

Year: 26001 Days

Day: 16.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 64.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 97,171,778 km

• M1: 386,561 km (0.03 R)
• M2: 1,027,588 km (0.111 R)
• M3: 1,716,037 km (0.099 R)
• M4: 2,957,849 km (0.038 R)
• M5: 3,048,655 km (0.076 R)
• M6: 3,232,810 km (0.099 R)
• M7: 3,612,190 km (0.037 R)
• M8: 4,005,633 km (0.111 R)
• M9: 4,055,748 km (0.118 R)
• M10: 4,360,928 km (0.085 R)
• M11: 5,101,736 km (0.104 R)
• M12: 5,320,598 km (0.078 R)
• M13: 5,431,001 km (0.069 R)
• M14: 5,823,995 km (0.079 R)
• M15: 5,995,135 km (0.107 R)
• M16: 7,178,304 km (0.058 R)
• M17: 8,302,831 km (0.092 R)
• M18: 8,559,990 km (0.071 R)
• M19: 8,819,991 km (0.101 R)
• M20: 11,060,967 km (0.052 R)
• M21: 11,344,007 km (0.092 R)
• M22: 11,629,439 km (0.101 R)
• M23: 11,773,053 km (0.108 R)
• M24: 11,845,159 km (0.107 R)
• M25: 13,391,104 km (0.083 R)
• M26: 13,692,693 km (0.059 R)
• M27: 14,302,604 km (0.11 R)
• M28: 14,921,340 km (0.107 R)
• M29: 15,627,891 km (0.084 R)
• M30: 16,345,363 km (0.11 R)
• M31: 18,561,057 km (0.091 R)
• M32: 19,150,771 km (0.045 R)
• M33: 19,575,779 km (0.118 R)
• M34: 20,434,920 km (0.118 R)
• M35: 21,043,633 km (0.081 R)
• M36: 21,923,718 km (0.053 R)
• M37: 22,815,620 km (0.099 R)
• M38: 23,628,385 km (0.105 R)
• M39: 24,542,727 km (0.087 R)
• M40: 25,282,339 km (0.101 R)
• M41: 25,841,985 km (0.065 R)
• M42: 25,935,633 km (0.057 R)
• M43: 26,689,008 km (0.089 R)
• M44: 27,640,750 km (0.101 R)
• M45: 28,603,562 km (0.058 R)
• M46: 30,760,314 km (0.12 R)
• M47: 32,059,123 km (0.086 R)
• M48: 32,664,545 km (0.057 R)
• M49: 33,886,760 km (0.117 R)
• M50: 34,297,556 km (0.081 R)
• M51: 34,503,402 km (0.074 R)
• M52: 38,387,562 km (0.11 R)
• M53: 40,652,922 km (0.077 R)
• M54: 40,870,886 km (0.119 R)
• M55: 41,636,827 km (0.113 R)
• M56: 43,851,624 km (0.045 R)
• M57: 43,963,224 km (0.037 R)
• M58: 44,187,022 km (0.092 R)
• M59: 44,748,164 km (0.102 R)
• M60: 46,331,508 km (0.035 R)
• M61: 46,445,352 km (0.083 R)
• M62: 46,787,332 km (0.111 R)
• M63: 47,359,096 km (0.079 R)
• M64: 47,703,320 km (0.094 R)
• M65: 49,204,535 km (0.102 R)
• M66: 50,603,873 km (0.114 R)
• M67: 53,084,056 km (0.087 R)
• M68: 54,039,239 km (0.058 R)
• M69: 56,087,832 km (0.112 R)
• M70: 56,816,822 km (0.083 R)
• M71: 59,146,211 km (0.119 R)
• M72: 59,888,366 km (0.072 R)
• M73: 60,757,978 km (0.032 R)
• M74: 61,631,780 km (0.118 R)
• M75: 61,882,206 km (0.118 R)
• M76: 67,863,578 km (0.102 R)
• M77: 68,122,233 km (0.099 R)
• M78: 68,640,290 km (0.095 R)
• M79: 69,159,844 km (0.098 R)
• M80: 70,072,091 km (0.109 R)
• M81: 71,776,759 km (0.076 R)
• M82: 74,959,454 km (0.119 R)
• M83: 75,628,306 km (0.096 R)
• M84: 78,730,517 km (0.118 R)
• M85: 80,638,937 km (0.068 R)
• M86: 81,598,907 km (0.041 R)
• M87: 83,115,081 km (0.118 R)
• M88: 83,946,097 km (0.067 R)
• M89: 84,084,774 km (0.118 R)
• M90: 87,016,145 km (0.119 R)
• M91: 88,282,790 km (0.085 R)
• M92: 89,839,056 km (0.03 R)
• M93: 92,118,778 km (0.104 R)
• M94: 92,835,053 km (0.046 R)
• M95: 94,273,287 km (0.037 R)
• M96: 94,706,223 km (0.091 R)
• M97: 95,574,040 km (0.085 R)
• M98: 96,154,031 km (0.094 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 11,875 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit