🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.7 AU - 0.76 AU

Year: 224 Days

Day: 23.1 Hours

Environment

Temp: 122 °C

Axial Tilt: 46.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,633,359 km

• M1: 237,861 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.8 AU - 0.92 AU

Year: 287 Days

Day: 44.1 Hours

Environment

Temp: 101 °C

Axial Tilt: 27.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,633,359 km

• M1: 215,720 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.76 AU - 1.16 AU

Year: 339 Days

Day: 31.3 Hours

Environment

Temp: 153 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.94 AU - 1.44 AU

Year: 467 Days

Day: 47.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 16.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 5.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.9

Radius: 10.3

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 8.34 AU - 13.06 AU

Year: 12596 Days

Day: 10 Hours

Environment

Temp: -174 °C

Axial Tilt: 139.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 82,633,359 km

• M1: 157,227 km (0.05 R)
• M2: 255,064 km (0.081 R)
• M3: 391,049 km (0.037 R)
• M4: 487,240 km (0.032 R)
• M5: 808,576 km (0.106 R)
• M6: 915,389 km (0.066 R)
• M7: 1,216,081 km (0.081 R)
• M8: 1,416,692 km (0.106 R)
• M9: 2,052,782 km (0.105 R)
• M10: 2,171,862 km (0.114 R)
• M11: 2,511,150 km (0.116 R)
• M12: 2,867,492 km (0.049 R)
• M13: 3,449,727 km (0.12 R)
• M14: 3,882,663 km (0.043 R)
• M15: 3,993,665 km (0.033 R)
• M16: 4,143,263 km (0.093 R)
• M17: 5,039,354 km (0.115 R)
• M18: 5,364,879 km (0.091 R)
• M19: 6,208,611 km (0.051 R)
• M20: 6,469,809 km (0.096 R)
• M21: 6,690,316 km (0.06 R)
• M22: 7,048,154 km (0.067 R)
• M23: 7,138,661 km (0.115 R)
• M24: 7,412,425 km (0.106 R)
• M25: 7,596,729 km (0.067 R)
• M26: 7,736,005 km (0.049 R)
• M27: 8,349,506 km (0.048 R)
• M28: 8,445,398 km (0.095 R)
• M29: 9,027,783 km (0.096 R)
• M30: 9,323,837 km (0.071 R)
• M31: 9,423,319 km (0.113 R)
• M32: 9,723,562 km (0.088 R)
• M33: 9,874,955 km (0.103 R)
• M34: 10,747,560 km (0.098 R)
• M35: 11,008,907 km (0.101 R)
• M36: 11,272,349 km (0.113 R)
• M37: 11,378,264 km (0.066 R)
• M38: 14,190,555 km (0.073 R)
• M39: 14,766,058 km (0.115 R)
• M40: 15,290,548 km (0.08 R)
• M41: 15,407,833 km (0.075 R)
• M42: 15,821,172 km (0.034 R)
• M43: 16,538,045 km (0.09 R)
• M44: 16,839,784 km (0.072 R)
• M45: 17,817,854 km (0.095 R)
• M46: 18,003,356 km (0.118 R)
• M47: 18,376,154 km (0.099 R)
• M48: 19,446,377 km (0.088 R)
• M49: 21,121,873 km (0.104 R)
• M50: 21,646,662 km (0.082 R)
• M51: 21,976,974 km (0.105 R)
• M52: 23,652,919 km (0.092 R)
• M53: 23,992,955 km (0.043 R)
• M54: 27,911,372 km (0.072 R)
• M55: 27,983,179 km (0.104 R)
• M56: 28,342,962 km (0.061 R)
• M57: 28,704,241 km (0.068 R)
• M58: 28,776,646 km (0.115 R)
• M59: 29,139,720 km (0.087 R)
• M60: 29,285,429 km (0.117 R)
• M61: 29,431,287 km (0.078 R)
• M62: 30,829,428 km (0.09 R)
• M63: 33,919,522 km (0.096 R)
• M64: 34,149,604 km (0.111 R)
• M65: 34,610,963 km (0.106 R)
• M66: 35,152,059 km (0.11 R)
• M67: 35,695,847 km (0.094 R)
• M68: 37,185,842 km (0.102 R)
• M69: 38,296,756 km (0.108 R)
• M70: 38,456,377 km (0.112 R)
• M71: 39,338,106 km (0.12 R)
• M72: 39,983,472 km (0.084 R)
• M73: 41,366,654 km (0.036 R)
• M74: 42,682,666 km (0.065 R)
• M75: 43,096,753 km (0.025 R)
• M76: 43,678,689 km (0.094 R)
• M77: 44,850,489 km (0.095 R)
• M78: 47,224,757 km (0.118 R)
• M79: 48,168,719 km (0.115 R)
• M80: 50,162,410 km (0.07 R)
• M81: 50,336,991 km (0.116 R)
• M82: 52,360,003 km (0.113 R)
• M83: 52,980,834 km (0.114 R)
• M84: 53,425,888 km (0.116 R)
• M85: 53,872,138 km (0.091 R)
• M86: 54,140,517 km (0.035 R)
• M87: 54,319,585 km (0.061 R)
• M88: 55,038,104 km (0.057 R)
• M89: 56,393,909 km (0.046 R)
• M90: 57,121,553 km (0.104 R)
• M91: 57,669,231 km (0.088 R)
• M92: 57,943,743 km (0.083 R)
• M93: 58,861,975 km (0.084 R)
• M94: 60,248,149 km (0.043 R)
• M95: 61,925,889 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.3

Radius: 6.9

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 10.9 AU - 14.74 AU

Year: 16520 Days

Day: 15.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 121.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 82,633,359 km

• M1: 86,318 km (0.075 R)
• M2: 152,440 km (0.104 R)
• M3: 208,240 km (0.074 R)
• M4: 292,165 km (0.09 R)
• M5: 336,146 km (0.102 R)
• M6: 410,497 km (0.089 R)
• M7: 453,880 km (0.098 R)
• M8: 569,519 km (0.097 R)
• M9: 739,462 km (0.108 R)
• M10: 915,988 km (0.12 R)
• M11: 1,075,160 km (0.055 R)
• M12: 1,998,179 km (0.061 R)
• M13: 2,433,808 km (0.087 R)
• M14: 2,585,650 km (0.043 R)
• M15: 2,811,991 km (0.104 R)
• M16: 2,985,973 km (0.099 R)
• M17: 3,044,765 km (0.048 R)
• M18: 3,544,422 km (0.104 R)
• M19: 4,366,163 km (0.076 R)
• M20: 4,962,909 km (0.077 R)
• M21: 5,822,349 km (0.05 R)
• M22: 6,175,251 km (0.103 R)
• M23: 6,862,802 km (0.112 R)
• M24: 6,921,145 km (0.115 R)
• M25: 7,215,554 km (0.079 R)
• M26: 7,294,841 km (0.025 R)
• M27: 7,374,277 km (0.095 R)
• M28: 7,796,443 km (0.03 R)
• M29: 7,898,169 km (0.04 R)
• M30: 8,205,892 km (0.087 R)
• M31: 9,238,117 km (0.075 R)
• M32: 10,400,194 km (0.029 R)
• M33: 10,602,001 km (0.112 R)
• M34: 12,405,104 km (0.08 R)
• M35: 12,452,676 km (0.12 R)
• M36: 13,463,509 km (0.108 R)
• M37: 14,003,408 km (0.053 R)
• M38: 14,575,620 km (0.041 R)
• M39: 14,625,735 km (0.112 R)
• M40: 16,207,284 km (0.103 R)
• M41: 16,624,213 km (0.079 R)
• M42: 17,229,785 km (0.092 R)
• M43: 17,335,850 km (0.084 R)
• M44: 17,628,463 km (0.112 R)
• M45: 17,735,426 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.9

Radius: 4.7

Gravity: 31.77 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 14.35 AU - 16.51 AU

Year: 21813 Days

Day: 18.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 82,633,359 km

• M1: 61,036 km (0.118 R)
• M2: 207,642 km (0.079 R)
• M3: 238,459 km (0.089 R)
• M4: 523,443 km (0.118 R)
• M5: 757,564 km (0.113 R)
• M6: 1,466,957 km (0.108 R)
• M7: 2,000,572 km (0.037 R)
• M8: 2,142,690 km (0.058 R)
• M9: 2,288,099 km (0.109 R)
• M10: 2,362,001 km (0.085 R)
• M11: 3,267,367 km (0.113 R)
• M12: 4,313,056 km (0.057 R)
• M13: 4,589,363 km (0.111 R)
• M14: 4,682,862 km (0.049 R)
• M15: 5,551,577 km (0.089 R)
• M16: 5,751,440 km (0.076 R)
• M17: 6,364,641 km (0.074 R)
• M18: 6,521,270 km (0.087 R)
• M19: 6,944,932 km (0.091 R)
• M20: 7,763,232 km (0.118 R)
• M21: 8,784,686 km (0.072 R)
• M22: 9,607,923 km (0.032 R)
• M23: 9,968,305 km (0.084 R)
• M24: 10,089,329 km (0.061 R)
• M25: 10,702,082 km (0.111 R)
• M26: 10,764,016 km (0.115 R)
• M27: 10,826,099 km (0.044 R)
• M28: 11,200,991 km (0.062 R)
• M29: 11,326,952 km (0.109 R)
• M30: 11,835,286 km (0.08 R)
• M31: 11,963,491 km (0.091 R)
• M32: 13,005,889 km (0.088 R)
• M33: 13,337,548 km (0.065 R)
• M34: 14,968,015 km (0.112 R)
• M35: 15,176,255 km (0.094 R)
• M36: 15,877,121 km (0.085 R)
• M37: 15,947,881 km (0.087 R)
• M38: 16,160,460 km (0.101 R)
• M39: 17,310,418 km (0.052 R)
• M40: 18,560,757 km (0.11 R)
• M41: 18,859,205 km (0.101 R)
• M42: 18,934,004 km (0.106 R)
• M43: 19,008,953 km (0.092 R)
• M44: 19,612,131 km (0.091 R)
• M45: 22,244,755 km (0.112 R)
• M46: 22,403,029 km (0.086 R)
• M47: 23,200,087 km (0.078 R)
• M48: 23,844,405 km (0.117 R)
• M49: 24,250,114 km (0.066 R)
• M50: 24,739,897 km (0.069 R)
• M51: 25,315,400 km (0.117 R)
• M52: 26,731,494 km (0.038 R)
• M53: 28,002,178 km (0.105 R)
• M54: 28,516,047 km (0.112 R)
• M55: 30,163,419 km (0.107 R)
• M56: 30,690,003 km (0.091 R)
• M57: 31,219,580 km (0.097 R)
• M58: 34,460,318 km (0.074 R)
• M59: 35,934,456 km (0.101 R)
• M60: 36,959,949 km (0.075 R)
• M61: 37,335,290 km (0.1 R)
• M62: 37,429,238 km (0.093 R)
• M63: 38,184,258 km (0.116 R)
• M64: 39,997,235 km (0.1 R)
• M65: 40,769,010 km (0.1 R)
• M66: 41,838,186 km (0.032 R)
• M67: 41,935,874 km (0.109 R)
• M68: 46,812,764 km (0.108 R)
• M69: 48,034,231 km (0.118 R)
• M70: 48,854,326 km (0.057 R)
• M71: 51,760,863 km (0.118 R)
• M72: 51,970,599 km (0.087 R)
• M73: 52,285,653 km (0.05 R)
• M74: 53,340,766 km (0.081 R)
• M75: 53,764,727 km (0.098 R)
• M76: 54,402,911 km (0.097 R)
• M77: 54,616,088 km (0.034 R)
• M78: 57,088,492 km (0.107 R)
• M79: 57,630,785 km (0.05 R)
• M80: 57,848,150 km (0.081 R)
• M81: 57,956,908 km (0.066 R)
• M82: 58,283,779 km (0.108 R)
• M83: 58,501,893 km (0.097 R)
• M84: 58,720,455 km (0.049 R)
• M85: 59,377,489 km (0.117 R)
• M86: 61,474,253 km (0.11 R)
• M87: 66,194,365 km (0.076 R)
• M88: 68,137,791 km (0.115 R)
• M89: 68,252,682 km (0.085 R)
• M90: 68,712,995 km (0.102 R)
• M91: 69,289,695 km (0.101 R)
• M92: 69,520,973 km (0.088 R)
• M93: 69,983,978 km (0.062 R)
• M94: 76,693,144 km (0.108 R)
• M95: 77,051,879 km (0.061 R)
• M96: 81,278,468 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.2

Radius: 6.4

Gravity: 14.73 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 15.05 AU - 17.95 AU

Year: 24121 Days

Day: 19.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 82,633,359 km

• M1: 100,530 km (0.102 R)
• M2: 405,859 km (0.071 R)
• M3: 597,195 km (0.075 R)
• M4: 790,176 km (0.083 R)
• M5: 1,575,864 km (0.095 R)
• M6: 1,775,278 km (0.053 R)
• M7: 1,982,770 km (0.114 R)
• M8: 2,848,343 km (0.095 R)
• M9: 3,383,455 km (0.068 R)
• M10: 5,363,084 km (0.049 R)
• M11: 6,175,101 km (0.094 R)
• M12: 6,384,089 km (0.034 R)
• M13: 6,542,214 km (0.106 R)
• M14: 6,755,391 km (0.103 R)
• M15: 7,024,817 km (0.031 R)
• M16: 7,297,983 km (0.111 R)
• M17: 7,630,239 km (0.04 R)
• M18: 9,067,127 km (0.08 R)
• M19: 9,244,999 km (0.111 R)
• M20: 9,846,681 km (0.026 R)
• M21: 9,907,418 km (0.103 R)
• M22: 10,522,864 km (0.071 R)
• M23: 12,310,858 km (0.031 R)
• M24: 12,574,000 km (0.082 R)
• M25: 12,971,931 km (0.032 R)
• M26: 13,306,880 km (0.111 R)
• M27: 13,712,440 km (0.099 R)
• M28: 14,813,780 km (0.108 R)
• M29: 14,953,354 km (0.087 R)
• M30: 15,023,366 km (0.073 R)
• M31: 16,158,066 km (0.07 R)
• M32: 16,229,873 km (0.104 R)
• M33: 16,808,368 km (0.098 R)
• M34: 17,393,595 km (0.117 R)
• M35: 17,614,850 km (0.038 R)
• M36: 18,284,001 km (0.067 R)
• M37: 18,433,749 km (0.047 R)
• M38: 18,584,095 km (0.074 R)
• M39: 18,810,137 km (0.097 R)
• M40: 19,723,731 km (0.109 R)
• M41: 20,964,197 km (0.112 R)
• M42: 23,846,200 km (0.087 R)
• M43: 24,420,805 km (0.118 R)
• M44: 24,503,234 km (0.098 R)
• M45: 30,323,788 km (0.089 R)
• M46: 30,412,350 km (0.089 R)
• M47: 30,589,922 km (0.1 R)
• M48: 34,120,582 km (0.096 R)
• M49: 34,305,036 km (0.093 R)
• M50: 34,767,742 km (0.077 R)
• M51: 35,046,293 km (0.083 R)
• M52: 38,159,724 km (0.082 R)
• M53: 38,255,467 km (0.066 R)
• M54: 38,351,209 km (0.11 R)
• M55: 38,831,418 km (0.096 R)
• M56: 40,478,940 km (0.072 R)
• M57: 41,065,812 km (0.07 R)
• M58: 41,163,948 km (0.052 R)
• M59: 42,248,084 km (0.057 R)
• M60: 42,446,152 km (0.079 R)
• M61: 42,644,668 km (0.091 R)
• M62: 43,142,081 km (0.114 R)
• M63: 43,841,750 km (0.11 R)
• M64: 47,395,897 km (0.074 R)
• M65: 47,807,889 km (0.047 R)
• M66: 49,363,557 km (0.087 R)
• M67: 51,041,298 km (0.09 R)
• M68: 52,950,914 km (0.039 R)
• M69: 55,100,037 km (0.042 R)
• M70: 55,533,273 km (0.091 R)
• M71: 56,621,298 km (0.074 R)
• M72: 57,496,745 km (0.031 R)
• M73: 59,482,806 km (0.101 R)
• M74: 59,816,110 km (0.119 R)
• M75: 59,927,261 km (0.114 R)
• M76: 63,408,703 km (0.096 R)
• M77: 63,635,493 km (0.096 R)
• M78: 65,116,512 km (0.117 R)
• M79: 65,804,064 km (0.047 R)
• M80: 66,609,050 km (0.038 R)
• M81: 68,344,984 km (0.06 R)
• M82: 68,693,996 km (0.12 R)
• M83: 70,800,334 km (0.063 R)
• M84: 73,165,476 km (0.084 R)
• M85: 77,487,508 km (0.095 R)
• M86: 78,580,919 km (0.115 R)
• M87: 79,801,638 km (0.098 R)
• M88: 80,905,820 km (0.114 R)
• M89: 81,768,102 km (0.089 R)
• M90: 81,891,520 km (0.057 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 11,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit