🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.67 AU - 0.77 AU

Year: 222 Days

Day: 14.4 Hours

Environment

Temp: 190 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 60,584,711 km

• M1: 347,067 km (0.096 R)
• M2: 421,417 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.64 AU - 0.8 AU

Year: 222 Days

Day: 41.9 Hours

Environment

Temp: 198 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.63 AU - 3.23 AU

Year: 1823 Days

Day: 13.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.2 AU - 4.48 AU

Year: 3286 Days

Day: 14 Hours

Environment

Temp: -120 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.4

Radius: 11.3

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 8.05 AU - 8.09 AU

Year: 8332 Days

Day: 6.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 60,584,711 km

• M1: 144,063 km (0.118 R)
• M2: 314,156 km (0.114 R)
• M3: 467,493 km (0.083 R)
• M4: 613,351 km (0.063 R)
• M5: 736,321 km (0.039 R)
• M6: 910,901 km (0.063 R)
• M7: 1,229,096 km (0.086 R)
• M8: 1,326,484 km (0.096 R)
• M9: 1,715,888 km (0.034 R)
• M10: 1,923,829 km (0.068 R)
• M11: 2,023,910 km (0.073 R)
• M12: 2,110,976 km (0.105 R)
• M13: 2,184,578 km (0.093 R)
• M14: 2,334,475 km (0.065 R)
• M15: 2,410,770 km (0.07 R)
• M16: 3,101,313 km (0.086 R)
• M17: 3,547,564 km (0.068 R)
• M18: 3,653,479 km (0.069 R)
• M19: 4,161,813 km (0.098 R)
• M20: 4,634,692 km (0.109 R)
• M21: 4,711,884 km (0.118 R)
• M22: 4,887,362 km (0.091 R)
• M23: 5,045,188 km (0.117 R)
• M24: 5,204,660 km (0.084 R)
• M25: 5,406,317 km (0.108 R)
• M26: 5,776,123 km (0.11 R)
• M27: 6,154,008 km (0.097 R)
• M28: 6,346,091 km (0.043 R)
• M29: 7,860,171 km (0.096 R)
• M30: 8,185,397 km (0.088 R)
• M31: 8,777,057 km (0.059 R)
• M32: 9,529,833 km (0.1 R)
• M33: 9,678,085 km (0.116 R)
• M34: 9,802,101 km (0.039 R)
• M35: 10,026,648 km (0.09 R)
• M36: 10,101,895 km (0.112 R)
• M37: 10,430,113 km (0.051 R)
• M38: 10,942,037 km (0.087 R)
• M39: 11,123,050 km (0.056 R)
• M40: 11,383,500 km (0.026 R)
• M41: 11,857,426 km (0.037 R)
• M42: 11,990,269 km (0.086 R)
• M43: 12,284,080 km (0.092 R)
• M44: 12,553,356 km (0.113 R)
• M45: 12,770,123 km (0.088 R)
• M46: 12,960,860 km (0.057 R)
• M47: 13,125,119 km (0.08 R)
• M48: 13,235,073 km (0.093 R)
• M49: 13,428,054 km (0.08 R)
• M50: 13,705,559 km (0.119 R)
• M51: 15,092,032 km (0.076 R)
• M52: 15,467,373 km (0.094 R)
• M53: 15,670,676 km (0.119 R)
• M54: 16,021,483 km (0.047 R)
• M55: 16,611,796 km (0.091 R)
• M56: 16,820,186 km (0.07 R)
• M57: 17,089,163 km (0.059 R)
• M58: 17,209,290 km (0.043 R)
• M59: 17,571,168 km (0.095 R)
• M60: 17,935,588 km (0.114 R)
• M61: 18,241,067 km (0.101 R)
• M62: 18,517,673 km (0.093 R)
• M63: 18,950,460 km (0.11 R)
• M64: 19,449,369 km (0.033 R)
• M65: 20,332,595 km (0.057 R)
• M66: 21,003,691 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.5

Radius: 9.2

Gravity: 11.16 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 6.96 AU - 11.34 AU

Year: 10059 Days

Day: 14.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 60,584,711 km

• M1: 116,088 km (0.026 R)
• M2: 265,536 km (0.1 R)
• M3: 420,370 km (0.1 R)
• M4: 694,134 km (0.084 R)
• M5: 803,789 km (0.043 R)
• M6: 919,578 km (0.112 R)
• M7: 979,716 km (0.116 R)
• M8: 1,190,350 km (0.118 R)
• M9: 1,392,457 km (0.107 R)
• M10: 1,779,167 km (0.095 R)
• M11: 2,037,822 km (0.095 R)
• M12: 2,476,443 km (0.103 R)
• M13: 2,854,327 km (0.1 R)
• M14: 3,344,410 km (0.089 R)
• M15: 3,534,998 km (0.117 R)
• M16: 3,761,938 km (0.119 R)
• M17: 3,993,665 km (0.091 R)
• M18: 4,505,888 km (0.105 R)
• M19: 4,858,939 km (0.109 R)
• M20: 5,184,464 km (0.115 R)
• M21: 6,048,242 km (0.098 R)
• M22: 6,398,301 km (0.116 R)
• M23: 6,755,092 km (0.101 R)
• M24: 6,956,151 km (0.111 R)
• M25: 7,159,156 km (0.079 R)
• M26: 7,240,986 km (0.099 R)
• M27: 8,160,713 km (0.096 R)
• M28: 8,288,919 km (0.095 R)
• M29: 8,461,106 km (0.074 R)
• M30: 8,634,340 km (0.107 R)
• M31: 9,608,372 km (0.12 R)
• M32: 9,880,042 km (0.111 R)
• M33: 10,710,160 km (0.091 R)
• M34: 11,803,422 km (0.061 R)
• M35: 12,240,846 km (0.105 R)
• M36: 12,584,622 km (0.065 R)
• M37: 13,081,436 km (0.094 R)
• M38: 13,534,119 km (0.064 R)
• M39: 13,686,111 km (0.098 R)
• M40: 14,196,838 km (0.105 R)
• M41: 14,974,747 km (0.114 R)
• M42: 15,237,142 km (0.098 R)
• M43: 15,766,568 km (0.109 R)
• M44: 17,721,813 km (0.106 R)
• M45: 20,503,286 km (0.111 R)
• M46: 20,678,016 km (0.087 R)
• M47: 21,558,848 km (0.091 R)
• M48: 22,391,959 km (0.12 R)
• M49: 22,752,191 km (0.108 R)
• M50: 23,053,929 km (0.09 R)
• M51: 23,114,367 km (0.103 R)
• M52: 23,174,954 km (0.098 R)
• M53: 23,539,375 km (0.051 R)
• M54: 24,397,169 km (0.084 R)
• M55: 25,202,753 km (0.115 R)
• M56: 25,765,540 km (0.117 R)
• M57: 25,828,372 km (0.115 R)
• M58: 26,079,995 km (0.069 R)
• M59: 27,414,707 km (0.08 R)
• M60: 29,097,683 km (0.105 R)
• M61: 29,425,303 km (0.119 R)
• M62: 30,481,464 km (0.115 R)
• M63: 30,747,449 km (0.112 R)
• M64: 31,147,922 km (0.106 R)
• M65: 32,903,004 km (0.113 R)
• M66: 33,107,505 km (0.039 R)
• M67: 33,244,088 km (0.075 R)
• M68: 34,689,951 km (0.073 R)
• M69: 34,759,215 km (0.086 R)
• M70: 35,106,731 km (0.098 R)
• M71: 35,385,581 km (0.116 R)
• M72: 35,525,306 km (0.086 R)
• M73: 36,649,384 km (0.071 R)
• M74: 37,073,943 km (0.101 R)
• M75: 38,860,291 km (0.039 R)
• M76: 39,365,632 km (0.093 R)
• M77: 40,163,887 km (0.086 R)
• M78: 40,894,224 km (0.109 R)
• M79: 41,998,106 km (0.054 R)
• M80: 42,590,813 km (0.108 R)
• M81: 42,962,564 km (0.092 R)
• M82: 43,335,511 km (0.062 R)
• M83: 44,460,637 km (0.103 R)
• M84: 44,762,376 km (0.079 R)
• M85: 45,291,952 km (0.086 R)
• M86: 45,519,490 km (0.084 R)
• M87: 46,280,944 km (0.064 R)
• M88: 47,123,329 km (0.077 R)
• M89: 50,543,137 km (0.09 R)
• M90: 52,521,718 km (0.072 R)
• M91: 52,601,304 km (0.09 R)
• M92: 53,080,167 km (0.042 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.1

Radius: 7.7

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 10.94 AU - 15.84 AU

Year: 17807 Days

Day: 18.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 60,584,711 km

• M1: 123,269 km (0.042 R)
• M2: 718,818 km (0.113 R)
• M3: 929,452 km (0.064 R)
• M4: 1,042,248 km (0.082 R)
• M5: 1,604,886 km (0.117 R)
• M6: 1,905,428 km (0.098 R)
• M7: 2,025,854 km (0.03 R)
• M8: 2,772,647 km (0.114 R)
• M9: 2,881,853 km (0.109 R)
• M10: 3,133,028 km (0.042 R)
• M11: 3,304,318 km (0.067 R)
• M12: 3,362,212 km (0.106 R)
• M13: 3,686,241 km (0.08 R)
• M14: 4,113,193 km (0.1 R)
• M15: 4,395,933 km (0.107 R)
• M16: 5,281,702 km (0.096 R)
• M17: 5,486,053 km (0.075 R)
• M18: 5,972,695 km (0.095 R)
• M19: 6,078,760 km (0.109 R)
• M20: 6,400,844 km (0.085 R)
• M21: 6,765,265 km (0.075 R)
• M22: 6,987,118 km (0.043 R)
• M23: 7,438,156 km (0.117 R)
• M24: 8,606,515 km (0.106 R)
• M25: 9,211,788 km (0.081 R)
• M26: 9,375,598 km (0.076 R)
• M27: 9,747,648 km (0.114 R)
• M28: 9,872,711 km (0.04 R)
• M29: 10,208,858 km (0.069 R)
• M30: 11,022,222 km (0.107 R)
• M31: 12,665,105 km (0.119 R)
• M32: 13,214,279 km (0.072 R)
• M33: 13,584,683 km (0.03 R)
• M34: 13,864,731 km (0.098 R)
• M35: 16,123,509 km (0.05 R)
• M36: 16,222,094 km (0.104 R)
• M37: 16,320,978 km (0.056 R)
• M38: 17,269,877 km (0.085 R)
• M39: 17,320,292 km (0.065 R)
• M40: 17,471,835 km (0.087 R)
• M41: 17,623,976 km (0.062 R)
• M42: 20,168,935 km (0.09 R)
• M43: 20,275,299 km (0.105 R)
• M44: 20,328,406 km (0.034 R)
• M45: 20,809,513 km (0.052 R)
• M46: 21,186,350 km (0.053 R)
• M47: 21,240,354 km (0.094 R)
• M48: 22,001,209 km (0.084 R)
• M49: 24,055,038 km (0.104 R)
• M50: 25,937,728 km (0.078 R)
• M51: 26,401,182 km (0.111 R)
• M52: 26,575,763 km (0.045 R)
• M53: 29,119,226 km (0.062 R)
• M54: 29,299,491 km (0.118 R)
• M55: 29,721,806 km (0.084 R)
• M56: 29,963,855 km (0.059 R)
• M57: 31,369,028 km (0.109 R)
• M58: 34,815,314 km (0.092 R)
• M59: 35,904,686 km (0.109 R)
• M60: 36,745,127 km (0.105 R)
• M61: 39,571,180 km (0.109 R)
• M62: 40,171,516 km (0.096 R)
• M63: 40,305,257 km (0.096 R)
• M64: 40,439,296 km (0.069 R)
• M65: 41,246,078 km (0.097 R)
• M66: 42,058,245 km (0.068 R)
• M67: 43,080,896 km (0.069 R)
• M68: 43,217,778 km (0.086 R)
• M69: 43,904,881 km (0.037 R)
• M70: 44,180,739 km (0.07 R)
• M71: 45,917,570 km (0.055 R)
• M72: 46,970,291 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 196.4

Radius: 3.7

Gravity: 14.35 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 14.03 AU - 20.91 AU

Year: 26538 Days

Day: 22.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 60,584,711 km

• M1: 97,687 km (0.114 R)
• M2: 243,545 km (0.076 R)
• M3: 409,001 km (0.114 R)
• M4: 623,973 km (0.119 R)
• M5: 980,614 km (0.076 R)
• M6: 1,707,809 km (0.116 R)
• M7: 1,874,910 km (0.064 R)
• M8: 2,499,930 km (0.11 R)
• M9: 2,883,649 km (0.067 R)
• M10: 3,149,484 km (0.068 R)
• M11: 3,457,955 km (0.098 R)
• M12: 3,633,583 km (0.1 R)
• M13: 4,030,017 km (0.105 R)
• M14: 4,746,441 km (0.078 R)
• M15: 4,863,128 km (0.078 R)
• M16: 4,902,322 km (0.067 R)
• M17: 4,980,861 km (0.044 R)
• M18: 5,460,771 km (0.079 R)
• M19: 5,706,261 km (0.085 R)
• M20: 6,165,676 km (0.117 R)
• M21: 7,030,801 km (0.054 R)
• M22: 7,163,943 km (0.085 R)
• M23: 7,522,679 km (0.102 R)
• M24: 7,613,335 km (0.078 R)
• M25: 7,795,695 km (0.109 R)
• M26: 8,257,802 km (0.11 R)
• M27: 8,398,125 km (0.108 R)
• M28: 8,728,737 km (0.088 R)
• M29: 8,776,309 km (0.11 R)
• M30: 9,015,516 km (0.116 R)
• M31: 9,160,027 km (0.099 R)
• M32: 9,500,362 km (0.055 R)
• M33: 9,598,349 km (0.059 R)
• M34: 10,243,265 km (0.116 R)
• M35: 11,366,297 km (0.08 R)
• M36: 11,574,537 km (0.045 R)
• M37: 12,154,079 km (0.119 R)
• M38: 12,742,896 km (0.109 R)
• M39: 14,227,057 km (0.048 R)
• M40: 14,339,106 km (0.085 R)
• M41: 14,564,250 km (0.065 R)
• M42: 14,847,289 km (0.099 R)
• M43: 15,476,199 km (0.098 R)
• M44: 16,465,340 km (0.075 R)
• M45: 17,116,091 km (0.064 R)
• M46: 17,956,532 km (0.089 R)
• M47: 18,503,761 km (0.116 R)
• M48: 19,366,043 km (0.059 R)
• M49: 19,614,824 km (0.051 R)
• M50: 20,052,697 km (0.026 R)
• M51: 20,304,321 km (0.061 R)
• M52: 20,810,859 km (0.09 R)
• M53: 21,321,437 km (0.117 R)
• M54: 21,513,969 km (0.038 R)
• M55: 21,836,053 km (0.09 R)
• M56: 22,746,655 km (0.027 R)
• M57: 23,603,253 km (0.066 R)
• M58: 24,336,282 km (0.11 R)
• M59: 24,671,830 km (0.113 R)
• M60: 24,806,618 km (0.111 R)
• M61: 26,029,730 km (0.118 R)
• M62: 28,041,223 km (0.112 R)
• M63: 29,030,065 km (0.103 R)
• M64: 29,243,541 km (0.066 R)
• M65: 31,259,971 km (0.05 R)
• M66: 31,551,687 km (0.101 R)
• M67: 32,137,811 km (0.12 R)
• M68: 32,506,121 km (0.101 R)
• M69: 32,949,679 km (0.115 R)
• M70: 33,469,831 km (0.107 R)
• M71: 34,142,572 km (0.104 R)
• M72: 35,805,502 km (0.078 R)
• M73: 36,340,165 km (0.063 R)
• M74: 37,494,762 km (0.05 R)
• M75: 38,896,194 km (0.089 R)
• M76: 39,288,440 km (0.03 R)
• M77: 39,445,667 km (0.078 R)
• M78: 39,997,833 km (0.044 R)
• M79: 40,552,542 km (0.114 R)
• M80: 41,509,370 km (0.11 R)
• M81: 43,201,621 km (0.096 R)
• M82: 45,740,596 km (0.048 R)
• M83: 46,403,614 km (0.083 R)
• M84: 46,486,790 km (0.076 R)
• M85: 47,907,073 km (0.1 R)
• M86: 49,766,125 km (0.071 R)
• M87: 49,936,368 km (0.104 R)
• M88: 51,133,001 km (0.079 R)
• M89: 54,779,150 km (0.085 R)
• M90: 55,924,621 km (0.08 R)
• M91: 56,811,138 km (0.085 R)
• M92: 58,597,935 km (0.065 R)
• M93: 59,047,626 km (0.114 R)
• M94: 59,227,742 km (0.091 R)
• M95: 59,859,643 km (0.061 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 11,123 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit