🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.41 AU - 0.61 AU

Year: 139 Days

Day: 34.4 Hours

Environment

Temp: 147 °C

Axial Tilt: 41.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.71 AU - 0.73 AU

Year: 234 Days

Day: 33.8 Hours

Environment

Temp: 160 °C

Axial Tilt: 25.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.9 AU - 1 AU

Year: 355 Days

Day: 40 Hours

Environment

Temp: 26 °C

Axial Tilt: 12.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.17 AU - 1.25 AU

Year: 510 Days

Day: 25.1 Hours

Environment

Temp: -26 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.09 AU - 1.41 AU

Year: 535 Days

Day: 17.3 Hours

Environment

Temp: -38 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.8

Radius: 9

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 8.13 AU - 8.57 AU

Year: 9238 Days

Day: 13.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 62.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 89,481,414 km

• M1: 149,149 km (0.098 R)
• M2: 305,030 km (0.09 R)
• M3: 460,163 km (0.078 R)
• M4: 850,015 km (0.098 R)
• M5: 970,441 km (0.119 R)
• M6: 1,042,099 km (0.107 R)
• M7: 1,287,290 km (0.113 R)
• M8: 1,406,669 km (0.057 R)
• M9: 1,571,974 km (0.104 R)
• M10: 1,831,676 km (0.045 R)
• M11: 1,921,435 km (0.096 R)
• M12: 2,012,690 km (0.086 R)
• M13: 2,319,365 km (0.099 R)
• M14: 2,590,437 km (0.051 R)
• M15: 2,845,800 km (0.048 R)
• M16: 3,003,028 km (0.07 R)
• M17: 3,163,097 km (0.107 R)
• M18: 3,918,118 km (0.059 R)
• M19: 4,005,483 km (0.118 R)
• M20: 4,331,008 km (0.102 R)
• M21: 4,451,584 km (0.106 R)
• M22: 5,553,223 km (0.067 R)
• M23: 5,849,726 km (0.104 R)
• M24: 5,949,657 km (0.094 R)
• M25: 6,117,655 km (0.116 R)
• M26: 6,287,150 km (0.108 R)
• M27: 7,300,526 km (0.118 R)
• M28: 7,807,962 km (0.091 R)
• M29: 8,065,868 km (0.1 R)
• M30: 8,364,167 km (0.095 R)
• M31: 8,818,346 km (0.113 R)
• M32: 9,048,427 km (0.103 R)
• M33: 9,514,574 km (0.065 R)
• M34: 10,632,669 km (0.108 R)
• M35: 11,000,829 km (0.105 R)
• M36: 11,124,397 km (0.084 R)
• M37: 11,290,002 km (0.031 R)
• M38: 11,498,242 km (0.092 R)
• M39: 12,343,470 km (0.085 R)
• M40: 12,687,246 km (0.102 R)
• M41: 13,165,061 km (0.1 R)
• M42: 13,737,273 km (0.101 R)
• M43: 13,959,576 km (0.052 R)
• M44: 15,180,294 km (0.111 R)
• M45: 15,410,226 km (0.093 R)
• M46: 15,826,707 km (0.075 R)
• M47: 15,919,757 km (0.103 R)
• M48: 16,153,279 km (0.109 R)
• M49: 16,718,310 km (0.109 R)
• M50: 17,433,687 km (0.097 R)
• M51: 19,141,646 km (0.119 R)
• M52: 20,242,237 km (0.09 R)
• M53: 20,545,921 km (0.076 R)
• M54: 20,749,225 km (0.044 R)
• M55: 21,004,289 km (0.111 R)
• M56: 21,983,108 km (0.115 R)
• M57: 22,138,989 km (0.059 R)
• M58: 23,665,037 km (0.038 R)
• M59: 23,931,620 km (0.082 R)
• M60: 24,199,101 km (0.05 R)
• M61: 25,170,440 km (0.072 R)
• M62: 25,442,559 km (0.098 R)
• M63: 25,551,616 km (0.085 R)
• M64: 25,989,638 km (0.108 R)
• M65: 26,099,593 km (0.069 R)
• M66: 26,873,014 km (0.103 R)
• M67: 27,039,815 km (0.094 R)
• M68: 28,216,552 km (0.084 R)
• M69: 28,499,292 km (0.072 R)
• M70: 30,272,476 km (0.089 R)
• M71: 30,503,903 km (0.114 R)
• M72: 31,201,628 km (0.109 R)
• M73: 31,435,449 km (0.118 R)
• M74: 31,669,720 km (0.083 R)
• M75: 31,787,154 km (0.097 R)
• M76: 32,376,270 km (0.104 R)
• M77: 32,553,693 km (0.107 R)
• M78: 32,672,175 km (0.117 R)
• M79: 33,266,677 km (0.111 R)
• M80: 34,829,077 km (0.034 R)
• M81: 36,231,108 km (0.09 R)
• M82: 37,341,125 km (0.103 R)
• M83: 37,713,623 km (0.095 R)
• M84: 38,149,851 km (0.082 R)
• M85: 38,525,042 km (0.088 R)
• M86: 39,911,066 km (0.113 R)
• M87: 42,343,378 km (0.09 R)
• M88: 42,602,182 km (0.094 R)
• M89: 42,861,585 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 198

Radius: 3.4

Gravity: 17.13 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 13.47 AU - 16.03 AU

Year: 21690 Days

Day: 22.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 89,481,414 km

• M1: 192,383 km (0.043 R)
• M2: 277,654 km (0.094 R)
• M3: 404,662 km (0.042 R)
• M4: 450,888 km (0.103 R)
• M5: 548,875 km (0.032 R)
• M6: 582,983 km (0.116 R)
• M7: 617,839 km (0.095 R)
• M8: 671,545 km (0.054 R)
• M9: 764,445 km (0.098 R)
• M10: 1,265,448 km (0.048 R)
• M11: 1,334,114 km (0.11 R)
• M12: 1,498,971 km (0.092 R)
• M13: 1,720,226 km (0.088 R)
• M14: 2,972,061 km (0.105 R)
• M15: 3,063,465 km (0.081 R)
• M16: 3,374,778 km (0.09 R)
• M17: 3,860,373 km (0.061 R)
• M18: 3,893,584 km (0.073 R)
• M19: 4,027,175 km (0.102 R)
• M20: 5,039,653 km (0.091 R)
• M21: 5,185,212 km (0.109 R)
• M22: 5,592,567 km (0.085 R)
• M23: 5,667,665 km (0.066 R)
• M24: 5,705,364 km (0.062 R)
• M25: 6,915,311 km (0.048 R)
• M26: 6,995,944 km (0.056 R)
• M27: 7,077,026 km (0.046 R)
• M28: 7,736,155 km (0.031 R)
• M29: 7,778,042 km (0.075 R)
• M30: 8,587,516 km (0.043 R)
• M31: 8,892,397 km (0.06 R)
• M32: 10,423,082 km (0.11 R)
• M33: 10,561,909 km (0.105 R)
• M34: 11,123,798 km (0.113 R)
• M35: 11,265,767 km (0.094 R)
• M36: 11,647,241 km (0.061 R)
• M37: 13,415,787 km (0.111 R)
• M38: 13,466,052 km (0.1 R)
• M39: 13,667,860 km (0.093 R)
• M40: 14,023,604 km (0.102 R)
• M41: 14,588,635 km (0.081 R)
• M42: 15,476,349 km (0.083 R)
• M43: 16,113,486 km (0.096 R)
• M44: 16,167,042 km (0.097 R)
• M45: 17,853,907 km (0.074 R)
• M46: 18,131,262 km (0.111 R)
• M47: 18,242,563 km (0.074 R)
• M48: 18,298,363 km (0.044 R)
• M49: 19,368,137 km (0.072 R)
• M50: 19,882,006 km (0.097 R)
• M51: 20,342,468 km (0.08 R)
• M52: 21,450,091 km (0.107 R)
• M53: 22,637,150 km (0.077 R)
• M54: 24,334,338 km (0.059 R)
• M55: 24,580,127 km (0.107 R)
• M56: 25,136,182 km (0.083 R)
• M57: 26,323,541 km (0.064 R)
• M58: 27,019,320 km (0.071 R)
• M59: 27,657,056 km (0.052 R)
• M60: 27,913,467 km (0.119 R)
• M61: 29,338,237 km (0.04 R)
• M62: 30,455,135 km (0.105 R)
• M63: 31,519,075 km (0.115 R)
• M64: 31,652,965 km (0.103 R)
• M65: 31,988,363 km (0.061 R)
• M66: 32,055,682 km (0.12 R)
• M67: 32,933,971 km (0.069 R)
• M68: 33,614,941 km (0.1 R)
• M69: 33,683,307 km (0.114 R)
• M70: 34,507,142 km (0.11 R)
• M71: 34,990,792 km (0.065 R)
• M72: 35,198,733 km (0.099 R)
• M73: 35,894,812 km (0.108 R)
• M74: 36,665,840 km (0.101 R)
• M75: 38,438,275 km (0.116 R)
• M76: 38,867,920 km (0.026 R)
• M77: 39,443,124 km (0.06 R)
• M78: 42,360,881 km (0.046 R)
• M79: 44,069,887 km (0.073 R)
• M80: 45,801,333 km (0.045 R)
• M81: 45,952,876 km (0.101 R)
• M82: 46,028,722 km (0.099 R)
• M83: 48,246,809 km (0.1 R)
• M84: 48,942,290 km (0.093 R)
• M85: 49,174,914 km (0.079 R)
• M86: 49,252,406 km (0.092 R)
• M87: 49,485,480 km (0.061 R)
• M88: 50,969,939 km (0.029 R)
• M89: 51,127,017 km (0.056 R)
• M90: 51,284,244 km (0.115 R)
• M91: 52,231,199 km (0.049 R)
• M92: 52,627,484 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.1

Radius: 6.3

Gravity: 23.11 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 11.56 AU - 18.26 AU

Year: 22044 Days

Day: 23.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 89,481,414 km

• M1: 226,491 km (0.079 R)
• M2: 542,891 km (0.088 R)
• M3: 663,766 km (0.091 R)
• M4: 1,169,257 km (0.105 R)
• M5: 1,231,490 km (0.093 R)
• M6: 1,425,219 km (0.094 R)
• M7: 2,696,202 km (0.101 R)
• M8: 3,564,917 km (0.085 R)
• M9: 4,268,925 km (0.115 R)
• M10: 4,512,919 km (0.105 R)
• M11: 5,117,145 km (0.043 R)
• M12: 5,220,367 km (0.1 R)
• M13: 5,534,074 km (0.097 R)
• M14: 6,124,986 km (0.119 R)
• M15: 6,455,747 km (0.028 R)
• M16: 7,019,880 km (0.067 R)
• M17: 7,955,166 km (0.06 R)
• M18: 8,014,856 km (0.111 R)
• M19: 9,683,769 km (0.075 R)
• M20: 10,068,834 km (0.096 R)
• M21: 11,053,188 km (0.092 R)
• M22: 11,320,819 km (0.064 R)
• M23: 11,862,662 km (0.099 R)
• M24: 12,136,576 km (0.036 R)
• M25: 13,752,532 km (0.104 R)
• M26: 13,968,252 km (0.107 R)
• M27: 14,040,359 km (0.097 R)
• M28: 14,915,955 km (0.118 R)
• M29: 15,211,710 km (0.096 R)
• M30: 15,509,410 km (0.048 R)
• M31: 17,490,833 km (0.084 R)
• M32: 18,749,251 km (0.103 R)
• M33: 19,955,309 km (0.109 R)
• M34: 21,352,403 km (0.079 R)
• M35: 22,695,792 km (0.102 R)
• M36: 23,292,089 km (0.025 R)
• M37: 23,377,659 km (0.106 R)
• M38: 26,707,409 km (0.081 R)
• M39: 27,426,974 km (0.069 R)
• M40: 27,517,481 km (0.054 R)
• M41: 28,335,632 km (0.097 R)
• M42: 30,182,118 km (0.044 R)
• M43: 31,876,913 km (0.081 R)
• M44: 37,043,425 km (0.105 R)
• M45: 39,263,008 km (0.094 R)
• M46: 39,875,761 km (0.069 R)
• M47: 40,183,334 km (0.071 R)
• M48: 40,800,874 km (0.047 R)
• M49: 41,629,198 km (0.09 R)
• M50: 42,567,476 km (0.11 R)
• M51: 44,252,995 km (0.105 R)
• M52: 44,465,125 km (0.077 R)
• M53: 44,997,095 km (0.104 R)
• M54: 45,638,271 km (0.074 R)
• M55: 47,254,527 km (0.117 R)
• M56: 47,471,294 km (0.061 R)
• M57: 48,015,082 km (0.102 R)
• M58: 48,451,459 km (0.066 R)
• M59: 48,779,677 km (0.092 R)
• M60: 49,548,460 km (0.057 R)
• M61: 50,542,538 km (0.032 R)
• M62: 51,766,548 km (0.119 R)
• M63: 53,564,266 km (0.069 R)
• M64: 53,677,362 km (0.055 R)
• M65: 53,903,703 km (0.081 R)
• M66: 56,184,173 km (0.056 R)
• M67: 57,683,443 km (0.061 R)
• M68: 57,799,232 km (0.074 R)
• M69: 58,845,519 km (0.103 R)
• M70: 59,898,090 km (0.08 R)
• M71: 60,956,794 km (0.097 R)
• M72: 62,973,523 km (0.111 R)
• M73: 63,451,189 km (0.086 R)
• M74: 64,289,984 km (0.03 R)
• M75: 66,099,819 km (0.103 R)
• M76: 67,681,966 km (0.094 R)
• M77: 68,907,322 km (0.102 R)
• M78: 69,030,292 km (0.108 R)
• M79: 69,522,768 km (0.116 R)
• M80: 70,263,726 km (0.104 R)
• M81: 71,255,710 km (0.064 R)
• M82: 72,377,245 km (0.104 R)
• M83: 73,128,226 km (0.051 R)
• M84: 73,881,751 km (0.04 R)
• M85: 76,666,665 km (0.037 R)
• M86: 77,304,251 km (0.109 R)
• M87: 78,713,463 km (0.056 R)
• M88: 80,907,764 km (0.081 R)
• M89: 81,947,470 km (0.118 R)
• M90: 82,599,417 km (0.104 R)
• M91: 88,010,372 km (0.102 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 17,686 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit