🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.55 AU - 0.71 AU

Year: 175 Days

Day: 25.6 Hours

Environment

Temp: 242 °C

Axial Tilt: 20.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,163,316 km

• M1: 180,714 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.52 AU - 2.14 AU

Year: 866 Days

Day: 24.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.6 AU - 2.38 AU

Year: 982 Days

Day: 39.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,163,316 km

• M1: 1,255,575 km (0.058 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.03 AU - 2.25 AU

Year: 1095 Days

Day: 28 Hours

Environment

Temp: -58 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.32 AU - 5.36 AU

Year: 3163 Days

Day: 30.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,163,316 km

• M1: 81,980 km (0.049 R)
• M2: 3,219,795 km (0.058 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.54 AU - 4.6 AU

Year: 3418 Days

Day: 35.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.08 AU - 5.22 AU

Year: 4089 Days

Day: 21.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 43.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,163,316 km

• M1: 2,259,526 km (0.084 R)

Asteroid Belt

Center: 6.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.9

Radius: 10.8

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 7.42 AU - 8.9 AU

Year: 8155 Days

Day: 8.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 84,163,316 km

• M1: 136,134 km (0.1 R)
• M2: 308,321 km (0.118 R)
• M3: 458,069 km (0.088 R)
• M4: 635,641 km (0.093 R)
• M5: 728,990 km (0.075 R)
• M6: 797,357 km (0.093 R)
• M7: 1,049,878 km (0.108 R)
• M8: 1,328,130 km (0.057 R)
• M9: 1,501,514 km (0.108 R)
• M10: 1,775,876 km (0.117 R)
• M11: 1,843,495 km (0.086 R)
• M12: 1,926,073 km (0.102 R)
• M13: 2,009,847 km (0.076 R)
• M14: 2,239,331 km (0.069 R)
• M15: 2,584,303 km (0.089 R)
• M16: 2,692,762 km (0.096 R)
• M17: 2,898,160 km (0.052 R)
• M18: 3,043,419 km (0.105 R)
• M19: 3,158,161 km (0.07 R)
• M20: 3,409,036 km (0.072 R)
• M21: 3,859,027 km (0.071 R)
• M22: 4,037,347 km (0.079 R)
• M23: 4,607,016 km (0.102 R)
• M24: 4,872,702 km (0.111 R)
• M25: 5,104,429 km (0.088 R)
• M26: 5,419,033 km (0.085 R)
• M27: 5,699,679 km (0.091 R)
• M28: 6,191,706 km (0.073 R)
• M29: 6,847,693 km (0.109 R)
• M30: 7,260,583 km (0.032 R)
• M31: 7,348,547 km (0.076 R)
• M32: 7,436,809 km (0.097 R)
• M33: 7,681,701 km (0.113 R)
• M34: 7,906,547 km (0.061 R)
• M35: 7,974,314 km (0.117 R)
• M36: 8,408,747 km (0.073 R)
• M37: 8,594,098 km (0.097 R)
• M38: 8,733,823 km (0.092 R)
• M39: 8,897,932 km (0.077 R)
• M40: 9,444,413 km (0.054 R)
• M41: 9,782,354 km (0.114 R)
• M42: 10,001,665 km (0.103 R)
• M43: 10,075,117 km (0.081 R)
• M44: 10,247,305 km (0.076 R)
• M45: 11,021,474 km (0.1 R)
• M46: 11,097,469 km (0.098 R)
• M47: 11,300,773 km (0.096 R)
• M48: 11,788,611 km (0.094 R)
• M49: 11,866,402 km (0.097 R)
• M50: 12,678,868 km (0.081 R)
• M51: 12,758,454 km (0.114 R)
• M52: 12,838,190 km (0.069 R)
• M53: 13,590,667 km (0.064 R)
• M54: 13,726,502 km (0.064 R)
• M55: 13,890,162 km (0.116 R)
• M56: 13,999,668 km (0.06 R)
• M57: 14,081,947 km (0.025 R)
• M58: 14,746,012 km (0.092 R)
• M59: 15,335,577 km (0.098 R)
• M60: 15,448,673 km (0.057 R)
• M61: 15,618,915 km (0.105 R)
• M62: 16,566,468 km (0.047 R)
• M63: 17,473,630 km (0.071 R)
• M64: 17,918,384 km (0.119 R)
• M65: 18,728,157 km (0.052 R)
• M66: 20,135,425 km (0.104 R)
• M67: 20,290,408 km (0.111 R)
• M68: 20,508,073 km (0.06 R)
• M69: 20,851,699 km (0.062 R)
• M70: 21,040,043 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.5

Radius: 3.2

Gravity: 42.82 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 10.81 AU - 15.99 AU

Year: 17161 Days

Day: 17.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 84,163,316 km

• M1: 67,319 km (0.116 R)
• M2: 219,909 km (0.052 R)
• M3: 662,120 km (0.117 R)
• M4: 1,480,421 km (0.06 R)
• M5: 2,169,169 km (0.098 R)
• M6: 2,468,963 km (0.065 R)
• M7: 3,172,672 km (0.057 R)
• M8: 3,546,367 km (0.067 R)
• M9: 4,334,598 km (0.111 R)
• M10: 4,558,696 km (0.042 R)
• M11: 4,596,395 km (0.094 R)
• M12: 4,824,831 km (0.1 R)
• M13: 5,057,006 km (0.102 R)
• M14: 5,332,416 km (0.071 R)
• M15: 5,532,129 km (0.097 R)
• M16: 6,021,314 km (0.116 R)
• M17: 6,780,823 km (0.106 R)
• M18: 8,901,073 km (0.064 R)
• M19: 9,042,892 km (0.055 R)
• M20: 9,424,666 km (0.117 R)
• M21: 9,520,857 km (0.08 R)
• M22: 10,253,139 km (0.116 R)
• M23: 10,451,356 km (0.114 R)
• M24: 10,651,069 km (0.09 R)
• M25: 10,751,300 km (0.063 R)
• M26: 10,902,244 km (0.103 R)
• M27: 11,003,223 km (0.099 R)
• M28: 11,513,202 km (0.076 R)
• M29: 11,564,514 km (0.066 R)
• M30: 11,822,720 km (0.103 R)
• M31: 12,082,870 km (0.116 R)
• M32: 12,135,080 km (0.077 R)
• M33: 14,785,506 km (0.043 R)
• M34: 15,574,335 km (0.118 R)
• M35: 15,688,179 km (0.031 R)
• M36: 15,973,911 km (0.048 R)
• M37: 16,550,461 km (0.11 R)
• M38: 16,666,699 km (0.081 R)
• M39: 17,075,251 km (0.086 R)
• M40: 17,902,377 km (0.07 R)
• M41: 18,021,457 km (0.063 R)
• M42: 18,081,296 km (0.085 R)
• M43: 18,984,718 km (0.119 R)
• M44: 19,411,371 km (0.061 R)
• M45: 20,026,218 km (0.05 R)
• M46: 20,212,019 km (0.094 R)
• M47: 20,274,102 km (0.107 R)
• M48: 20,336,185 km (0.098 R)
• M49: 21,023,438 km (0.083 R)
• M50: 21,275,211 km (0.057 R)
• M51: 21,718,320 km (0.097 R)
• M52: 21,845,478 km (0.107 R)
• M53: 23,325,300 km (0.112 R)
• M54: 25,437,323 km (0.098 R)
• M55: 25,705,701 km (0.1 R)
• M56: 25,974,828 km (0.062 R)
• M57: 26,109,915 km (0.114 R)
• M58: 27,061,058 km (0.081 R)
• M59: 27,403,488 km (0.08 R)
• M60: 28,023,571 km (0.114 R)
• M61: 30,906,172 km (0.119 R)
• M62: 31,049,188 km (0.104 R)
• M63: 31,911,919 km (0.044 R)
• M64: 32,273,646 km (0.068 R)
• M65: 32,346,201 km (0.063 R)
• M66: 32,564,016 km (0.062 R)
• M67: 36,643,849 km (0.095 R)
• M68: 37,555,049 km (0.111 R)
• M69: 37,784,084 km (0.093 R)
• M70: 37,936,973 km (0.091 R)
• M71: 38,090,161 km (0.105 R)
• M72: 38,550,773 km (0.044 R)
• M73: 39,710,306 km (0.101 R)
• M74: 40,255,291 km (0.112 R)
• M75: 40,802,819 km (0.106 R)
• M76: 41,195,364 km (0.106 R)
• M77: 41,826,069 km (0.041 R)
• M78: 43,817,665 km (0.063 R)
• M79: 44,703,584 km (0.097 R)
• M80: 45,027,314 km (0.106 R)
• M81: 48,971,162 km (0.113 R)
• M82: 49,806,666 km (0.079 R)
• M83: 49,890,441 km (0.079 R)
• M84: 50,058,290 km (0.07 R)
• M85: 51,407,064 km (0.092 R)
• M86: 51,491,737 km (0.106 R)
• M87: 51,831,025 km (0.119 R)
• M88: 53,024,068 km (0.084 R)
• M89: 53,624,105 km (0.035 R)
• M90: 55,785,196 km (0.032 R)
• M91: 56,570,136 km (0.114 R)
• M92: 56,832,530 km (0.099 R)
• M93: 57,622,407 km (0.109 R)
• M94: 57,798,334 km (0.119 R)
• M95: 58,592,549 km (0.114 R)
• M96: 58,858,235 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 642.4

Radius: 6.8

Gravity: 13.89 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 16.64 AU - 16.9 AU

Year: 24026 Days

Day: 20.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 84,163,316 km

• M1: 658,829 km (0.103 R)
• M2: 887,115 km (0.082 R)
• M3: 1,320,201 km (0.116 R)
• M4: 2,823,510 km (0.106 R)
• M5: 3,110,289 km (0.103 R)
• M6: 4,071,007 km (0.116 R)
• M7: 4,255,012 km (0.106 R)
• M8: 4,583,529 km (0.073 R)
• M9: 4,823,335 km (0.075 R)
• M10: 4,920,274 km (0.033 R)
• M11: 5,566,836 km (0.11 R)
• M12: 5,617,699 km (0.082 R)
• M13: 5,668,712 km (0.087 R)
• M14: 6,720,684 km (0.065 R)
• M15: 7,492,310 km (0.097 R)
• M16: 8,118,078 km (0.111 R)
• M17: 8,819,842 km (0.063 R)
• M18: 9,177,979 km (0.075 R)
• M19: 10,405,729 km (0.117 R)
• M20: 10,531,391 km (0.054 R)
• M21: 10,657,502 km (0.097 R)
• M22: 11,102,855 km (0.113 R)
• M23: 11,554,341 km (0.043 R)
• M24: 12,011,811 km (0.056 R)
• M25: 12,143,607 km (0.082 R)
• M26: 13,215,177 km (0.079 R)
• M27: 13,693,441 km (0.107 R)
• M28: 14,316,666 km (0.081 R)
• M29: 14,386,528 km (0.111 R)
• M30: 14,878,406 km (0.118 R)
• M31: 14,949,166 km (0.052 R)
• M32: 15,019,925 km (0.087 R)
• M33: 16,900,670 km (0.111 R)
• M34: 17,568,774 km (0.094 R)
• M35: 19,084,350 km (0.105 R)
• M36: 20,562,377 km (0.07 R)
• M37: 21,195,625 km (0.091 R)
• M38: 22,319,254 km (0.092 R)
• M39: 26,230,640 km (0.081 R)
• M40: 27,696,550 km (0.049 R)
• M41: 29,454,923 km (0.11 R)
• M42: 30,437,332 km (0.083 R)
• M43: 31,794,185 km (0.059 R)
• M44: 32,250,907 km (0.115 R)
• M45: 32,434,165 km (0.035 R)
• M46: 33,078,483 km (0.11 R)
• M47: 36,553,043 km (0.093 R)
• M48: 36,839,822 km (0.093 R)
• M49: 37,704,647 km (0.075 R)
• M50: 38,187,998 km (0.057 R)
• M51: 38,965,608 km (0.096 R)
• M52: 43,031,977 km (0.088 R)
• M53: 43,841,002 km (0.108 R)
• M54: 44,349,336 km (0.059 R)
• M55: 45,576,936 km (0.061 R)
• M56: 47,127,069 km (0.119 R)
• M57: 47,647,670 km (0.044 R)
• M58: 47,752,089 km (0.12 R)
• M59: 48,799,723 km (0.063 R)
• M60: 49,220,841 km (0.115 R)
• M61: 49,326,308 km (0.082 R)
• M62: 50,704,403 km (0.067 R)
• M63: 51,880,242 km (0.087 R)
• M64: 54,041,333 km (0.117 R)
• M65: 54,258,998 km (0.034 R)
• M66: 55,023,294 km (0.086 R)
• M67: 57,226,571 km (0.11 R)
• M68: 57,337,423 km (0.101 R)
• M69: 58,338,981 km (0.066 R)
• M70: 59,683,267 km (0.11 R)
• M71: 60,359,300 km (0.099 R)
• M72: 61,151,122 km (0.069 R)
• M73: 61,605,151 km (0.118 R)
• M74: 62,402,358 km (0.079 R)
• M75: 62,516,501 km (0.09 R)
• M76: 62,745,087 km (0.091 R)
• M77: 63,317,598 km (0.087 R)
• M78: 65,973,858 km (0.111 R)
• M79: 66,439,406 km (0.074 R)
• M80: 68,666,171 km (0.093 R)
• M81: 69,019,970 km (0.112 R)
• M82: 70,679,160 km (0.079 R)
• M83: 72,471,342 km (0.071 R)
• M84: 73,312,830 km (0.063 R)
• M85: 73,433,256 km (0.115 R)
• M86: 73,674,408 km (0.108 R)
• M87: 73,795,134 km (0.053 R)
• M88: 76,710,946 km (0.084 R)
• M89: 77,568,441 km (0.118 R)
• M90: 78,552,346 km (0.099 R)
• M91: 79,416,722 km (0.028 R)
• M92: 80,408,257 km (0.05 R)
• M93: 81,528,745 km (0.096 R)
• M94: 81,778,424 km (0.113 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 15,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit