🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.49 AU - 0.51 AU

Year: 128 Days

Day: 35.3 Hours

Environment

Temp: 232 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.62 AU - 0.88 AU

Year: 235 Days

Day: 42.7 Hours

Environment

Temp: 128 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.73 AU - 1.09 AU

Year: 314 Days

Day: 26.6 Hours

Environment

Temp: 150 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.28 AU - 1.44 AU

Year: 574 Days

Day: 26.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 32.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 43,447,170 km

• M1: 45,777 km (0.08 R)
• M2: 106,214 km (0.06 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.1 AU - 1.66 AU

Year: 586 Days

Day: 18.7 Hours

Environment

Temp: 7 °C

Axial Tilt: 29.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 43,447,170 km

• M1: 120,576 km (0.069 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.71 AU - 2.55 AU

Year: 1124 Days

Day: 42.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.36 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 613.4

Radius: 5.8

Gravity: 18.23 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 12.01 AU - 17.17 AU

Year: 20155 Days

Day: 21.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 43,447,170 km

• M1: 84,224 km (0.109 R)
• M2: 296,204 km (0.082 R)
• M3: 617,690 km (0.086 R)
• M4: 798,703 km (0.114 R)
• M5: 895,493 km (0.099 R)
• M6: 996,322 km (0.105 R)
• M7: 2,262,668 km (0.103 R)
• M8: 2,366,190 km (0.03 R)
• M9: 3,248,967 km (0.104 R)
• M10: 3,444,641 km (0.118 R)
• M11: 3,765,678 km (0.063 R)
• M12: 3,929,936 km (0.1 R)
• M13: 4,180,512 km (0.078 R)
• M14: 5,234,130 km (0.098 R)
• M15: 5,979,726 km (0.099 R)
• M16: 6,027,448 km (0.073 R)
• M17: 6,075,319 km (0.098 R)
• M18: 7,260,733 km (0.105 R)
• M19: 8,354,891 km (0.1 R)
• M20: 8,408,298 km (0.093 R)
• M21: 8,515,410 km (0.107 R)
• M22: 8,569,116 km (0.115 R)
• M23: 9,611,065 km (0.094 R)
• M24: 9,723,114 km (0.09 R)
• M25: 9,779,213 km (0.079 R)
• M26: 10,118,501 km (0.06 R)
• M27: 10,808,596 km (0.107 R)
• M28: 13,092,058 km (0.109 R)
• M29: 14,672,410 km (0.09 R)
• M30: 15,386,590 km (0.051 R)
• M31: 15,649,134 km (0.049 R)
• M32: 15,979,446 km (0.068 R)
• M33: 16,112,139 km (0.071 R)
• M34: 16,445,593 km (0.047 R)
• M35: 16,646,802 km (0.11 R)
• M36: 20,548,614 km (0.11 R)
• M37: 21,128,156 km (0.111 R)
• M38: 21,933,741 km (0.042 R)
• M39: 24,639,517 km (0.104 R)
• M40: 25,409,647 km (0.118 R)
• M41: 27,052,381 km (0.101 R)
• M42: 28,487,623 km (0.097 R)
• M43: 29,052,355 km (0.1 R)
• M44: 31,597,763 km (0.065 R)
• M45: 31,931,366 km (0.095 R)
• M46: 32,350,091 km (0.11 R)
• M47: 33,531,914 km (0.042 R)
• M48: 33,957,370 km (0.098 R)
• M49: 34,556,061 km (0.086 R)
• M50: 36,198,795 km (0.112 R)
• M51: 38,487,343 km (0.104 R)
• M52: 38,932,846 km (0.087 R)
• M53: 39,380,143 km (0.066 R)
• M54: 42,282,043 km (0.042 R)
• M55: 42,373,896 km (0.103 R)
• M56: 45,158,361 km (0.119 R)
• M57: 45,628,248 km (0.068 R)
• M58: 46,194,177 km (0.05 R)
• M59: 49,734,859 km (0.072 R)
• M60: 50,804,334 km (0.083 R)
• M61: 51,195,084 km (0.111 R)
• M62: 51,684,868 km (0.118 R)
• M63: 52,570,487 km (0.07 R)
• M64: 53,759,042 km (0.092 R)
• M65: 55,157,034 km (0.102 R)
• M66: 55,458,025 km (0.085 R)
• M67: 57,073,233 km (0.115 R)
• M68: 58,294,550 km (0.093 R)
• M69: 58,806,025 km (0.044 R)
• M70: 60,039,609 km (0.057 R)
• M71: 60,556,171 km (0.098 R)
• M72: 61,074,228 km (0.097 R)
• M73: 62,114,532 km (0.094 R)
• M74: 62,323,371 km (0.096 R)
• M75: 62,741,646 km (0.114 R)
• M76: 63,475,723 km (0.115 R)
• M77: 63,580,890 km (0.106 R)
• M78: 65,908,184 km (0.104 R)
• M79: 66,654,378 km (0.058 R)
• M80: 67,725,499 km (0.059 R)
• M81: 68,155,444 km (0.083 R)
• M82: 68,586,435 km (0.116 R)
• M83: 70,863,464 km (0.049 R)
• M84: 73,606,341 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 915.8

Radius: 3.8

Gravity: 63.42 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 17.5 AU - 18 AU

Year: 27045 Days

Day: 23.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 43,447,170 km

• M1: 428,149 km (0.097 R)
• M2: 452,234 km (0.048 R)
• M3: 633,697 km (0.084 R)
• M4: 661,372 km (0.06 R)
• M5: 1,158,486 km (0.095 R)
• M6: 1,368,821 km (0.092 R)
• M7: 1,590,824 km (0.07 R)
• M8: 1,628,971 km (0.056 R)
• M9: 1,985,463 km (0.105 R)
• M10: 2,586,248 km (0.04 R)
• M11: 3,384,801 km (0.116 R)
• M12: 4,306,175 km (0.081 R)
• M13: 4,849,514 km (0.055 R)
• M14: 5,999,323 km (0.116 R)
• M15: 6,420,741 km (0.114 R)
• M16: 8,398,724 km (0.101 R)
• M17: 8,937,426 km (0.098 R)
• M18: 9,836,509 km (0.078 R)
• M19: 12,018,095 km (0.091 R)
• M20: 12,854,047 km (0.077 R)
• M21: 13,473,532 km (0.11 R)
• M22: 13,551,772 km (0.095 R)
• M23: 14,421,085 km (0.12 R)
• M24: 15,553,541 km (0.08 R)
• M25: 15,717,500 km (0.097 R)
• M26: 16,213,268 km (0.07 R)
• M27: 17,050,717 km (0.048 R)
• M28: 17,730,938 km (0.086 R)
• M29: 18,419,836 km (0.085 R)
• M30: 18,680,436 km (0.09 R)
• M31: 18,942,232 km (0.114 R)
• M32: 21,626,317 km (0.062 R)
• M33: 21,993,131 km (0.098 R)
• M34: 23,574,680 km (0.082 R)
• M35: 25,096,389 km (0.078 R)
• M36: 25,966,301 km (0.109 R)
• M37: 26,063,539 km (0.096 R)
• M38: 28,433,768 km (0.115 R)
• M39: 28,634,379 km (0.086 R)
• M40: 29,340,182 km (0.064 R)
• M41: 30,051,819 km (0.085 R)
• M42: 32,011,551 km (0.075 R)
• M43: 32,324,809 km (0.089 R)
• M44: 33,693,629 km (0.06 R)
• M45: 34,012,273 km (0.106 R)
• M46: 34,118,637 km (0.12 R)
• M47: 34,866,626 km (0.091 R)
• M48: 35,512,141 km (0.102 R)
• M49: 36,270,153 km (0.066 R)
• M50: 36,487,669 km (0.116 R)
• M51: 37,252,563 km (0.068 R)
• M52: 40,139,353 km (0.105 R)
• M53: 40,815,685 km (0.095 R)
• M54: 41,723,295 km (0.034 R)
• M55: 41,837,289 km (0.082 R)
• M56: 42,065,425 km (0.069 R)
• M57: 44,369,532 km (0.095 R)
• M58: 45,302,723 km (0.106 R)
• M59: 45,889,147 km (0.059 R)
• M60: 46,360,081 km (0.102 R)
• M61: 47,188,105 km (0.108 R)
• M62: 47,425,667 km (0.065 R)
• M63: 48,021,066 km (0.07 R)
• M64: 48,499,181 km (0.095 R)
• M65: 48,858,814 km (0.089 R)
• M66: 50,427,497 km (0.102 R)
• M67: 52,012,636 km (0.108 R)
• M68: 53,737,799 km (0.108 R)
• M69: 59,280,849 km (0.093 R)
• M70: 59,793,671 km (0.117 R)
• M71: 62,379,769 km (0.068 R)
• M72: 64,080,398 km (0.104 R)
• M73: 65,134,315 km (0.079 R)
• M74: 67,928,354 km (0.118 R)
• M75: 68,599,300 km (0.094 R)
• M76: 69,947,925 km (0.095 R)
• M77: 71,713,928 km (0.075 R)
• M78: 72,260,409 km (0.074 R)
• M79: 73,219,930 km (0.036 R)
• M80: 73,770,001 km (0.106 R)
• M81: 76,402,026 km (0.059 R)
• M82: 76,680,877 km (0.084 R)
• M83: 77,939,743 km (0.113 R)
• M84: 78,220,538 km (0.086 R)
• M85: 80,194,781 km (0.092 R)
• M86: 80,619,938 km (0.044 R)
• M87: 82,328,196 km (0.06 R)
• M88: 83,904,509 km (0.085 R)
• M89: 84,480,162 km (0.102 R)
• M90: 84,624,224 km (0.064 R)
• M91: 86,069,938 km (0.086 R)
• M92: 88,253,917 km (0.116 R)
• M93: 88,546,381 km (0.058 R)
• M94: 94,166,025 km (0.093 R)
• M95: 96,867,912 km (0.118 R)
• M96: 97,925,420 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 61.8

Radius: 3.3

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 14.16 AU - 22.8 AU

Year: 28730 Days

Day: 20.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 43,447,170 km

• M1: 128,953 km (0.069 R)
• M2: 483,351 km (0.066 R)
• M3: 968,497 km (0.047 R)
• M4: 1,023,249 km (0.035 R)
• M5: 1,212,940 km (0.064 R)
• M6: 1,352,365 km (0.07 R)
• M7: 1,603,091 km (0.087 R)
• M8: 2,052,184 km (0.092 R)
• M9: 2,290,493 km (0.036 R)
• M10: 2,363,646 km (0.109 R)
• M11: 2,664,188 km (0.116 R)
• M12: 2,923,890 km (0.089 R)
• M13: 2,950,220 km (0.116 R)
• M14: 2,976,698 km (0.063 R)
• M15: 3,164,444 km (0.098 R)
• M16: 3,191,521 km (0.089 R)
• M17: 3,355,929 km (0.082 R)
• M18: 4,766,637 km (0.051 R)
• M19: 6,232,546 km (0.098 R)
• M20: 6,749,706 km (0.091 R)
• M21: 7,935,269 km (0.105 R)
• M22: 7,972,220 km (0.118 R)
• M23: 8,120,472 km (0.11 R)
• M24: 9,144,619 km (0.073 R)
• M25: 10,734,994 km (0.08 R)
• M26: 11,311,544 km (0.114 R)
• M27: 11,603,559 km (0.109 R)
• M28: 12,194,919 km (0.049 R)
• M29: 12,882,770 km (0.052 R)
• M30: 15,433,414 km (0.12 R)
• M31: 15,803,669 km (0.089 R)
• M32: 16,270,414 km (0.12 R)
• M33: 16,647,101 km (0.111 R)
• M34: 16,694,374 km (0.054 R)
• M35: 17,601,386 km (0.103 R)
• M36: 17,891,008 km (0.093 R)
• M37: 18,524,106 km (0.105 R)
• M38: 18,573,174 km (0.093 R)
• M39: 19,016,133 km (0.077 R)
• M40: 19,512,499 km (0.112 R)
• M41: 19,962,789 km (0.118 R)
• M42: 20,264,827 km (0.117 R)
• M43: 20,771,664 km (0.057 R)
• M44: 21,282,691 km (0.089 R)
• M45: 21,334,003 km (0.114 R)
• M46: 22,578,208 km (0.058 R)
• M47: 22,945,471 km (0.106 R)
• M48: 23,420,743 km (0.108 R)
• M49: 23,899,157 km (0.069 R)
• M50: 24,273,451 km (0.107 R)
• M51: 24,380,713 km (0.056 R)
• M52: 24,811,555 km (0.073 R)
• M53: 26,009,086 km (0.1 R)
• M54: 26,836,362 km (0.051 R)
• M55: 27,448,367 km (0.106 R)
• M56: 27,952,661 km (0.079 R)
• M57: 28,065,159 km (0.057 R)
• M58: 28,234,205 km (0.067 R)
• M59: 28,799,834 km (0.12 R)
• M60: 29,255,210 km (0.113 R)
• M61: 29,942,612 km (0.11 R)
• M62: 30,057,653 km (0.096 R)
• M63: 31,041,708 km (0.102 R)
• M64: 31,216,438 km (0.09 R)
• M65: 31,274,781 km (0.063 R)
• M66: 31,333,124 km (0.12 R)
• M67: 31,625,588 km (0.083 R)
• M68: 32,863,211 km (0.071 R)
• M69: 35,325,144 km (0.081 R)
• M70: 35,934,456 km (0.1 R)
• M71: 36,424,538 km (0.114 R)
• M72: 36,485,873 km (0.066 R)
• M73: 37,287,269 km (0.118 R)
• M74: 38,344,029 km (0.115 R)
• M75: 40,105,843 km (0.071 R)
• M76: 40,169,272 km (0.058 R)
• M77: 40,486,869 km (0.066 R)
• M78: 41,316,389 km (0.091 R)
• M79: 41,444,445 km (0.108 R)
• M80: 41,765,332 km (0.097 R)
• M81: 42,151,594 km (0.117 R)
• M82: 42,345,024 km (0.086 R)
• M83: 43,122,035 km (0.082 R)
• M84: 43,252,036 km (0.086 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 12,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit