🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.63 AU - 0.91 AU

Year: 249 Days

Day: 32.3 Hours

Environment

Temp: 89 °C

Axial Tilt: 13.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 79,809,689 km

• M1: 156,779 km (0.075 R)
• M2: 735,872 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.85 AU - 0.87 AU

Year: 294 Days

Day: 32.5 Hours

Environment

Temp: 171 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.24 AU - 1.26 AU

Year: 516 Days

Day: 17.1 Hours

Environment

Temp: -16 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.43 AU - 1.73 AU

Year: 733 Days

Day: 38.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,809,689 km

• M1: 123,867 km (0.07 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.22 AU - 1.98 AU

Year: 747 Days

Day: 37 Hours

Environment

Temp: -57 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,809,689 km

• M1: 411,993 km (0.058 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.93 AU - 2.17 AU

Year: 1083 Days

Day: 39.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.84 AU - 4.46 AU

Year: 3119 Days

Day: 40.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.8

Radius: 10.9

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.8 AU - 5.66 AU

Year: 3795 Days

Day: 13.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 79,809,689 km

• M1: 256,860 km (0.08 R)
• M2: 336,446 km (0.089 R)
• M3: 444,904 km (0.092 R)
• M4: 540,348 km (0.119 R)
• M5: 884,871 km (0.064 R)
• M6: 964,009 km (0.039 R)
• M7: 1,093,860 km (0.101 R)
• M8: 1,267,842 km (0.05 R)
• M9: 1,478,177 km (0.112 R)
• M10: 1,573,770 km (0.104 R)
• M11: 1,742,965 km (0.104 R)
• M12: 1,829,732 km (0.08 R)
• M13: 1,947,914 km (0.104 R)
• M14: 2,023,162 km (0.11 R)
• M15: 2,207,765 km (0.117 R)
• M16: 2,334,026 km (0.102 R)
• M17: 2,593,728 km (0.095 R)
• M18: 2,983,730 km (0.087 R)
• M19: 3,724,538 km (0.115 R)
• M20: 3,875,632 km (0.109 R)
• M21: 4,242,745 km (0.053 R)
• M22: 4,742,851 km (0.104 R)
• M23: 5,093,807 km (0.117 R)
• M24: 5,261,806 km (0.077 R)
• M25: 5,625,179 km (0.116 R)
• M26: 5,864,536 km (0.111 R)
• M27: 6,040,912 km (0.117 R)
• M28: 6,151,913 km (0.05 R)
• M29: 6,376,160 km (0.06 R)
• M30: 6,534,734 km (0.057 R)
• M31: 6,717,543 km (0.052 R)
• M32: 6,809,545 km (0.11 R)
• M33: 7,182,044 km (0.047 R)
• M34: 7,323,414 km (0.105 R)
• M35: 7,465,831 km (0.118 R)
• M36: 7,729,124 km (0.074 R)
• M37: 7,971,173 km (0.093 R)
• M38: 8,264,983 km (0.037 R)
• M39: 8,562,384 km (0.107 R)
• M40: 8,687,298 km (0.066 R)
• M41: 9,760,962 km (0.094 R)
• M42: 9,839,202 km (0.072 R)
• M43: 10,180,883 km (0.097 R)
• M44: 11,011,450 km (0.092 R)
• M45: 11,531,303 km (0.106 R)
• M46: 12,965,797 km (0.108 R)
• M47: 13,051,965 km (0.087 R)
• M48: 13,253,773 km (0.043 R)
• M49: 13,398,434 km (0.117 R)
• M50: 13,718,723 km (0.044 R)
• M51: 13,894,501 km (0.113 R)
• M52: 14,012,085 km (0.097 R)
• M53: 14,426,321 km (0.107 R)
• M54: 14,694,700 km (0.067 R)
• M55: 14,874,666 km (0.07 R)
• M56: 14,994,943 km (0.116 R)
• M57: 15,540,376 km (0.106 R)
• M58: 16,494,960 km (0.092 R)
• M59: 16,588,459 km (0.11 R)
• M60: 16,744,490 km (0.06 R)
• M61: 16,900,969 km (0.1 R)
• M62: 16,995,216 km (0.077 R)
• M63: 17,184,008 km (0.099 R)
• M64: 17,373,549 km (0.12 R)
• M65: 18,331,723 km (0.098 R)
• M66: 18,947,318 km (0.115 R)
• M67: 19,372,475 km (0.093 R)
• M68: 20,265,575 km (0.058 R)
• M69: 20,499,396 km (0.112 R)
• M70: 20,599,776 km (0.117 R)
• M71: 20,902,114 km (0.082 R)
• M72: 21,715,627 km (0.112 R)
• M73: 23,233,746 km (0.107 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.6

Radius: 8.5

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 8.86 AU - 11.2 AU

Year: 11720 Days

Day: 13 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 79,809,689 km

• M1: 289,023 km (0.107 R)
• M2: 495,618 km (0.095 R)
• M3: 669,899 km (0.076 R)
• M4: 797,357 km (0.082 R)
• M5: 898,485 km (0.069 R)
• M6: 1,058,405 km (0.097 R)
• M7: 1,170,454 km (0.106 R)
• M8: 1,406,669 km (0.113 R)
• M9: 1,969,456 km (0.059 R)
• M10: 2,470,758 km (0.113 R)
• M11: 2,570,690 km (0.109 R)
• M12: 2,748,861 km (0.112 R)
• M13: 3,063,764 km (0.119 R)
• M14: 3,280,083 km (0.033 R)
• M15: 3,727,979 km (0.063 R)
• M16: 3,785,275 km (0.101 R)
• M17: 3,988,279 km (0.113 R)
• M18: 4,135,484 km (0.094 R)
• M19: 5,409,609 km (0.077 R)
• M20: 5,638,493 km (0.064 R)
• M21: 6,004,709 km (0.078 R)
• M22: 7,618,122 km (0.093 R)
• M23: 7,764,429 km (0.049 R)
• M24: 8,662,016 km (0.089 R)
• M25: 9,395,793 km (0.082 R)
• M26: 9,909,213 km (0.108 R)
• M27: 10,472,449 km (0.086 R)
• M28: 10,594,521 km (0.107 R)
• M29: 11,420,152 km (0.08 R)
• M30: 12,138,222 km (0.071 R)
• M31: 12,266,427 km (0.072 R)
• M32: 12,524,184 km (0.042 R)
• M33: 14,924,033 km (0.108 R)
• M34: 15,801,425 km (0.057 R)
• M35: 16,695,422 km (0.119 R)
• M36: 17,316,702 km (0.102 R)
• M37: 18,189,156 km (0.094 R)
• M38: 18,385,130 km (0.094 R)
• M39: 19,125,789 km (0.06 R)
• M40: 19,624,997 km (0.08 R)
• M41: 19,825,757 km (0.102 R)
• M42: 20,330,949 km (0.064 R)
• M43: 20,789,317 km (0.096 R)
• M44: 20,994,116 km (0.112 R)
• M45: 21,096,741 km (0.063 R)
• M46: 21,302,587 km (0.106 R)
• M47: 21,612,554 km (0.094 R)
• M48: 22,132,407 km (0.103 R)
• M49: 22,814,423 km (0.116 R)
• M50: 23,770,054 km (0.095 R)
• M51: 24,252,807 km (0.091 R)
• M52: 24,630,541 km (0.109 R)
• M53: 24,901,613 km (0.082 R)
• M54: 26,381,884 km (0.115 R)
• M55: 26,548,237 km (0.053 R)
• M56: 27,384,638 km (0.097 R)
• M57: 28,286,414 km (0.105 R)
• M58: 28,797,889 km (0.095 R)
• M59: 29,026,176 km (0.075 R)
• M60: 29,657,179 km (0.091 R)
• M61: 29,887,710 km (0.061 R)
• M62: 30,350,715 km (0.115 R)
• M63: 31,812,586 km (0.051 R)
• M64: 32,403,796 km (0.098 R)
• M65: 32,463,037 km (0.114 R)
• M66: 33,237,505 km (0.1 R)
• M67: 33,297,344 km (0.106 R)
• M68: 33,417,023 km (0.088 R)
• M69: 34,501,308 km (0.063 R)
• M70: 36,272,248 km (0.109 R)
• M71: 36,580,569 km (0.053 R)
• M72: 36,951,721 km (0.111 R)
• M73: 37,075,738 km (0.117 R)
• M74: 38,260,553 km (0.103 R)
• M75: 38,385,916 km (0.085 R)
• M76: 38,763,052 km (0.046 R)
• M77: 38,889,163 km (0.106 R)
• M78: 38,952,144 km (0.113 R)
• M79: 40,795,190 km (0.11 R)
• M80: 41,372,937 km (0.116 R)
• M81: 41,630,694 km (0.094 R)
• M82: 41,824,273 km (0.057 R)
• M83: 42,212,330 km (0.03 R)
• M84: 43,318,307 km (0.079 R)
• M85: 43,383,682 km (0.092 R)
• M86: 43,645,478 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.8

Radius: 6

Gravity: 22.44 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 13.58 AU - 14.86 AU

Year: 19785 Days

Day: 17.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 79,809,689 km

• M1: 77,193 km (0.091 R)
• M2: 142,716 km (0.109 R)
• M3: 389,852 km (0.097 R)
• M4: 688,749 km (0.071 R)
• M5: 785,538 km (0.06 R)
• M6: 2,558,273 km (0.089 R)
• M7: 3,103,408 km (0.079 R)
• M8: 3,598,427 km (0.088 R)
• M9: 3,768,969 km (0.056 R)
• M10: 4,162,262 km (0.074 R)
• M11: 4,251,422 km (0.099 R)
• M12: 5,370,264 km (0.113 R)
• M13: 5,614,258 km (0.053 R)
• M14: 6,113,167 km (0.029 R)
• M15: 8,641,222 km (0.11 R)
• M16: 9,508,141 km (0.074 R)
• M17: 9,862,688 km (0.105 R)
• M18: 10,584,498 km (0.12 R)
• M19: 11,075,179 km (0.074 R)
• M20: 11,199,046 km (0.084 R)
• M21: 11,761,983 km (0.067 R)
• M22: 12,142,410 km (0.118 R)
• M23: 12,462,400 km (0.103 R)
• M24: 12,526,877 km (0.104 R)
• M25: 12,915,233 km (0.118 R)
• M26: 13,903,626 km (0.109 R)
• M27: 14,847,738 km (0.095 R)
• M28: 16,514,109 km (0.086 R)
• M29: 17,297,403 km (0.084 R)
• M30: 18,826,144 km (0.079 R)
• M31: 18,900,045 km (0.113 R)
• M32: 19,047,998 km (0.044 R)
• M33: 20,019,636 km (0.114 R)
• M34: 20,625,507 km (0.076 R)
• M35: 21,007,281 km (0.083 R)
• M36: 21,468,491 km (0.119 R)
• M37: 22,088,574 km (0.058 R)
• M38: 22,635,953 km (0.071 R)
• M39: 23,187,820 km (0.119 R)
• M40: 23,346,393 km (0.091 R)
• M41: 24,465,834 km (0.115 R)
• M42: 25,276,056 km (0.114 R)
• M43: 25,357,587 km (0.041 R)
• M44: 26,012,826 km (0.057 R)
• M45: 26,095,254 km (0.078 R)
• M46: 28,096,275 km (0.08 R)
• M47: 29,629,205 km (0.044 R)
• M48: 29,801,093 km (0.116 R)
• M49: 29,887,261 km (0.106 R)
• M50: 30,405,767 km (0.093 R)
• M51: 30,492,384 km (0.085 R)
• M52: 30,840,050 km (0.055 R)
• M53: 36,117,713 km (0.106 R)
• M54: 36,209,566 km (0.114 R)
• M55: 36,393,422 km (0.108 R)
• M56: 37,875,787 km (0.099 R)
• M57: 38,436,630 km (0.1 R)
• M58: 39,094,561 km (0.087 R)
• M59: 39,283,204 km (0.113 R)
• M60: 42,149,200 km (0.056 R)
• M61: 44,391,523 km (0.086 R)
• M62: 45,180,502 km (0.108 R)
• M63: 45,477,603 km (0.055 R)
• M64: 46,073,751 km (0.092 R)
• M65: 47,374,055 km (0.094 R)
• M66: 47,474,585 km (0.093 R)
• M67: 48,281,366 km (0.067 R)
• M68: 48,382,644 km (0.059 R)
• M69: 48,889,482 km (0.117 R)
• M70: 52,694,952 km (0.116 R)
• M71: 54,896,734 km (0.114 R)
• M72: 55,213,732 km (0.062 R)
• M73: 55,637,243 km (0.091 R)
• M74: 57,986,379 km (0.092 R)
• M75: 59,064,680 km (0.071 R)
• M76: 61,022,467 km (0.085 R)
• M77: 64,110,018 km (0.094 R)
• M78: 64,443,771 km (0.12 R)
• M79: 64,778,122 km (0.062 R)
• M80: 65,896,964 km (0.078 R)
• M81: 66,233,859 km (0.078 R)
• M82: 66,683,849 km (0.079 R)
• M83: 67,135,036 km (0.112 R)
• M84: 67,587,121 km (0.089 R)
• M85: 69,063,353 km (0.081 R)
• M86: 70,665,097 km (0.088 R)
• M87: 72,163,320 km (0.043 R)
• M88: 72,394,748 km (0.096 R)
• M89: 73,206,616 km (0.114 R)
• M90: 73,322,853 km (0.058 R)
• M91: 73,555,478 km (0.106 R)
• M92: 74,021,475 km (0.038 R)
• M93: 74,138,162 km (0.054 R)
• M94: 76,013,221 km (0.114 R)
• M95: 77,074,768 km (0.12 R)
• M96: 77,429,614 km (0.114 R)
• M97: 78,616,673 km (0.049 R)
• M98: 79,212,372 km (0.083 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 19,888 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit