🌌 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: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.7 AU - 0.78 AU

Year: 226 Days

Day: 39.3 Hours

Environment

Temp: 173 °C

Axial Tilt: 41.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.74 AU - 1.22 AU

Year: 344 Days

Day: 45 Hours

Environment

Temp: 91 °C

Axial Tilt: 89.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,829,943 km

• M1: 548,127 km (0.03 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.84 AU - 3.04 AU

Year: 1788 Days

Day: 32.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.84 AU - 3.24 AU

Year: 1880 Days

Day: 47.7 Hours

Environment

Temp: -88 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.38 AU - 5.32 AU

Year: 3219 Days

Day: 42.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,829,943 km

• M1: 928,704 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.49 AU - 5.07 AU

Year: 3707 Days

Day: 16.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,829,943 km

• M1: 1,297,612 km (0.059 R)

Asteroid Belt

Center: 9.68 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 787.8

Radius: 4.1

Gravity: 46.86 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 12.89 AU - 16.27 AU

Year: 19750 Days

Day: 19.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 88,829,943 km

• M1: 291,417 km (0.083 R)
• M2: 503,247 km (0.115 R)
• M3: 706,850 km (0.092 R)
• M4: 907,909 km (0.091 R)
• M5: 1,360,144 km (0.067 R)
• M6: 2,078,363 km (0.075 R)
• M7: 2,624,545 km (0.059 R)
• M8: 3,091,889 km (0.103 R)
• M9: 3,131,981 km (0.082 R)
• M10: 4,057,094 km (0.103 R)
• M11: 4,640,676 km (0.115 R)
• M12: 6,593,975 km (0.073 R)
• M13: 6,645,736 km (0.06 R)
• M14: 6,697,497 km (0.053 R)
• M15: 7,011,503 km (0.097 R)
• M16: 7,276,889 km (0.087 R)
• M17: 7,981,944 km (0.098 R)
• M18: 8,092,347 km (0.109 R)
• M19: 10,404,233 km (0.118 R)
• M20: 10,524,809 km (0.101 R)
• M21: 10,645,833 km (0.045 R)
• M22: 12,197,911 km (0.076 R)
• M23: 12,325,069 km (0.103 R)
• M24: 14,352,121 km (0.046 R)
• M25: 14,621,097 km (0.068 R)
• M26: 14,891,720 km (0.084 R)
• M27: 15,575,532 km (0.117 R)
• M28: 15,644,497 km (0.057 R)
• M29: 17,472,433 km (0.037 R)
• M30: 18,850,229 km (0.086 R)
• M31: 21,478,215 km (0.104 R)
• M32: 22,561,004 km (0.06 R)
• M33: 23,187,670 km (0.063 R)
• M34: 23,740,733 km (0.099 R)
• M35: 23,979,192 km (0.106 R)
• M36: 24,218,250 km (0.065 R)
• M37: 24,458,205 km (0.1 R)
• M38: 24,698,908 km (0.055 R)
• M39: 25,263,640 km (0.067 R)
• M40: 27,232,048 km (0.098 R)
• M41: 27,982,731 km (0.101 R)
• M42: 28,066,655 km (0.082 R)
• M43: 28,318,727 km (0.113 R)
• M44: 29,932,140 km (0.045 R)
• M45: 33,424,802 km (0.087 R)
• M46: 34,049,223 km (0.043 R)
• M47: 35,672,360 km (0.03 R)
• M48: 36,493,204 km (0.108 R)
• M49: 36,584,907 km (0.066 R)
• M50: 38,060,840 km (0.1 R)
• M51: 38,339,840 km (0.1 R)
• M52: 39,180,580 km (0.065 R)
• M53: 39,744,564 km (0.116 R)
• M54: 42,218,913 km (0.114 R)
• M55: 43,474,787 km (0.089 R)
• M56: 45,135,473 km (0.091 R)
• M57: 46,023,037 km (0.092 R)
• M58: 46,916,286 km (0.091 R)
• M59: 48,116,210 km (0.084 R)
• M60: 48,417,800 km (0.106 R)
• M61: 48,921,795 km (0.107 R)
• M62: 50,036,598 km (0.095 R)
• M63: 50,444,103 km (0.088 R)
• M64: 50,648,304 km (0.057 R)
• M65: 52,601,454 km (0.098 R)
• M66: 52,704,975 km (0.118 R)
• M67: 55,524,446 km (0.075 R)
• M68: 56,581,056 km (0.053 R)
• M69: 56,793,186 km (0.052 R)
• M70: 57,111,829 km (0.072 R)
• M71: 57,324,558 km (0.11 R)
• M72: 57,750,912 km (0.085 R)
• M73: 58,606,761 km (0.119 R)
• M74: 59,036,257 km (0.053 R)
• M75: 59,790,379 km (0.109 R)
• M76: 61,526,163 km (0.093 R)
• M77: 61,962,690 km (0.078 R)
• M78: 62,181,253 km (0.075 R)
• M79: 63,388,358 km (0.1 R)
• M80: 63,718,969 km (0.115 R)
• M81: 64,824,946 km (0.11 R)
• M82: 65,491,554 km (0.104 R)
• M83: 66,831,652 km (0.12 R)
• M84: 67,168,098 km (0.117 R)
• M85: 67,504,992 km (0.117 R)
• M86: 67,955,282 km (0.093 R)
• M87: 68,067,929 km (0.107 R)
• M88: 68,745,458 km (0.039 R)
• M89: 72,166,462 km (0.111 R)
• M90: 72,396,543 km (0.111 R)
• M91: 72,972,645 km (0.095 R)
• M92: 73,088,134 km (0.11 R)
• M93: 73,666,031 km (0.037 R)
• M94: 74,593,986 km (0.106 R)
• M95: 77,518,475 km (0.102 R)
• M96: 77,990,008 km (0.088 R)
• M97: 79,054,097 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.7

Radius: 6.1

Gravity: 20.63 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 12.42 AU - 20.06 AU

Year: 23218 Days

Day: 18.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 88,829,943 km

• M1: 106,663 km (0.091 R)
• M2: 190,588 km (0.115 R)
• M3: 441,463 km (0.107 R)
• M4: 529,128 km (0.102 R)
• M5: 1,422,377 km (0.073 R)
• M6: 2,123,991 km (0.102 R)
• M7: 2,549,597 km (0.084 R)
• M8: 2,629,781 km (0.058 R)
• M9: 2,959,195 km (0.115 R)
• M10: 3,086,054 km (0.106 R)
• M11: 3,345,158 km (0.108 R)
• M12: 3,389,140 km (0.119 R)
• M13: 4,211,479 km (0.035 R)
• M14: 4,354,345 km (0.111 R)
• M15: 6,297,771 km (0.075 R)
• M16: 6,406,678 km (0.113 R)
• M17: 7,185,934 km (0.1 R)
• M18: 7,299,628 km (0.03 R)
• M19: 8,231,024 km (0.083 R)
• M20: 9,447,106 km (0.065 R)
• M21: 9,949,006 km (0.074 R)
• M22: 10,395,406 km (0.079 R)
• M23: 11,974,711 km (0.114 R)
• M24: 12,042,030 km (0.035 R)
• M25: 12,381,019 km (0.1 R)
• M26: 13,627,169 km (0.109 R)
• M27: 13,768,090 km (0.091 R)
• M28: 14,193,696 km (0.106 R)
• M29: 14,623,641 km (0.108 R)
• M30: 14,912,664 km (0.092 R)
• M31: 15,423,092 km (0.108 R)
• M32: 16,161,956 km (0.047 R)
• M33: 17,139,727 km (0.081 R)
• M34: 17,520,903 km (0.12 R)
• M35: 19,073,429 km (0.053 R)
• M36: 19,706,528 km (0.096 R)
• M37: 20,105,804 km (0.105 R)
• M38: 20,912,436 km (0.077 R)
• M39: 21,647,261 km (0.056 R)
• M40: 22,473,639 km (0.095 R)
• M41: 24,242,485 km (0.117 R)
• M42: 24,413,325 km (0.117 R)
• M43: 25,186,896 km (0.111 R)
• M44: 25,359,831 km (0.117 R)
• M45: 25,793,964 km (0.117 R)
• M46: 25,881,180 km (0.086 R)
• M47: 26,405,969 km (0.047 R)
• M48: 28,180,648 km (0.092 R)
• M49: 29,902,071 km (0.115 R)
• M50: 30,636,896 km (0.078 R)
• M51: 30,821,649 km (0.076 R)
• M52: 31,750,353 km (0.073 R)
• M53: 34,208,096 km (0.096 R)
• M54: 37,414,278 km (0.102 R)
• M55: 37,908,400 km (0.037 R)
• M56: 38,703,512 km (0.114 R)
• M57: 40,613,728 km (0.051 R)
• M58: 41,427,091 km (0.096 R)
• M59: 41,835,942 km (0.096 R)
• M60: 41,938,267 km (0.103 R)
• M61: 42,348,764 km (0.101 R)
• M62: 46,419,471 km (0.094 R)
• M63: 46,950,245 km (0.071 R)
• M64: 47,269,786 km (0.103 R)
• M65: 47,803,850 km (0.093 R)
• M66: 47,910,812 km (0.105 R)
• M67: 49,201,692 km (0.116 R)
• M68: 50,286,127 km (0.09 R)
• M69: 53,031,548 km (0.105 R)
• M70: 53,586,406 km (0.118 R)
• M71: 54,478,309 km (0.089 R)
• M72: 55,599,993 km (0.115 R)
• M73: 55,712,491 km (0.119 R)
• M74: 55,825,138 km (0.066 R)
• M75: 57,296,732 km (0.076 R)
• M76: 60,740,924 km (0.12 R)
• M77: 61,205,126 km (0.083 R)
• M78: 61,787,212 km (0.084 R)
• M79: 62,956,618 km (0.082 R)
• M80: 63,308,921 km (0.082 R)
• M81: 65,080,010 km (0.12 R)
• M82: 66,269,912 km (0.101 R)
• M83: 66,628,199 km (0.028 R)
• M84: 68,791,833 km (0.08 R)
• M85: 72,817,661 km (0.109 R)
• M86: 73,064,198 km (0.072 R)
• M87: 77,421,536 km (0.048 R)
• M88: 77,673,159 km (0.117 R)
• M89: 77,798,971 km (0.069 R)
• M90: 81,222,967 km (0.081 R)
• M91: 83,017,693 km (0.11 R)
• M92: 83,532,908 km (0.112 R)
• M93: 85,604,090 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462.9

Radius: 6

Gravity: 12.86 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 15.35 AU - 23.77 AU

Year: 30690 Days

Day: 17.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 88,829,943 km

• M1: 289,023 km (0.082 R)
• M2: 655,837 km (0.099 R)
• M3: 893,847 km (0.085 R)
• M4: 1,683,275 km (0.115 R)
• M5: 2,045,452 km (0.039 R)
• M6: 2,235,441 km (0.083 R)
• M7: 2,591,783 km (0.073 R)
• M8: 3,094,432 km (0.038 R)
• M9: 4,044,229 km (0.09 R)
• M10: 4,282,837 km (0.115 R)
• M11: 4,723,852 km (0.086 R)
• M12: 5,386,271 km (0.106 R)
• M13: 5,596,008 km (0.1 R)
• M14: 6,186,321 km (0.119 R)
• M15: 6,405,781 km (0.111 R)
• M16: 8,132,439 km (0.12 R)
• M17: 8,554,904 km (0.109 R)
• M18: 10,121,194 km (0.079 R)
• M19: 10,185,670 km (0.099 R)
• M20: 11,369,289 km (0.079 R)
• M21: 12,526,578 km (0.095 R)
• M22: 12,804,381 km (0.065 R)
• M23: 14,658,647 km (0.116 R)
• M24: 14,731,650 km (0.12 R)
• M25: 15,542,321 km (0.113 R)
• M26: 15,616,821 km (0.098 R)
• M27: 16,747,332 km (0.056 R)
• M28: 18,531,436 km (0.113 R)
• M29: 18,610,274 km (0.086 R)
• M30: 18,927,123 km (0.082 R)
• M31: 19,165,881 km (0.086 R)
• M32: 19,325,651 km (0.068 R)
• M33: 19,566,205 km (0.059 R)
• M34: 20,131,086 km (0.109 R)
• M35: 20,701,503 km (0.12 R)
• M36: 21,691,392 km (0.086 R)
• M37: 22,528,093 km (0.053 R)
• M38: 22,950,408 km (0.102 R)
• M39: 23,290,144 km (0.069 R)
• M40: 23,717,246 km (0.102 R)
• M41: 25,275,757 km (0.107 R)
• M42: 26,244,403 km (0.057 R)
• M43: 27,674,858 km (0.092 R)
• M44: 27,855,423 km (0.08 R)
• M45: 28,672,975 km (0.11 R)
• M46: 31,642,792 km (0.044 R)
• M47: 32,115,671 km (0.1 R)
• M48: 32,686,088 km (0.1 R)
• M49: 34,417,384 km (0.089 R)
• M50: 35,784,559 km (0.059 R)
• M51: 36,771,905 km (0.098 R)
• M52: 37,069,904 km (0.103 R)
• M53: 38,370,208 km (0.069 R)
• M54: 39,482,169 km (0.08 R)
• M55: 39,889,075 km (0.061 R)
• M56: 39,991,101 km (0.048 R)
• M57: 42,359,834 km (0.101 R)
• M58: 42,880,883 km (0.066 R)
• M59: 43,089,871 km (0.117 R)
• M60: 43,299,159 km (0.114 R)
• M61: 43,823,948 km (0.118 R)
• M62: 44,456,448 km (0.059 R)
• M63: 44,667,979 km (0.108 R)
• M64: 44,985,875 km (0.057 R)
• M65: 45,410,882 km (0.081 R)
• M66: 49,514,502 km (0.104 R)
• M67: 50,173,181 km (0.055 R)
• M68: 52,613,122 km (0.085 R)
• M69: 54,524,983 km (0.049 R)
• M70: 55,773,976 km (0.117 R)
• M71: 55,887,969 km (0.071 R)
• M72: 59,228,191 km (0.119 R)
• M73: 59,694,038 km (0.095 R)
• M74: 60,160,933 km (0.077 R)
• M75: 61,216,197 km (0.112 R)
• M76: 66,341,121 km (0.116 R)
• M77: 68,404,973 km (0.082 R)
• M78: 68,527,045 km (0.108 R)
• M79: 70,859,724 km (0.044 R)
• M80: 70,983,292 km (0.106 R)
• M81: 72,097,946 km (0.065 R)
• M82: 73,968,667 km (0.096 R)
• M83: 74,093,881 km (0.112 R)
• M84: 75,350,652 km (0.092 R)
• M85: 75,602,725 km (0.1 R)
• M86: 78,140,054 km (0.093 R)
• M87: 80,962,966 km (0.079 R)
• M88: 81,221,322 km (0.091 R)
• M89: 81,609,229 km (0.104 R)
• M90: 83,167,141 km (0.056 R)
• M91: 83,558,190 km (0.086 R)
• M92: 84,211,334 km (0.075 R)
• M93: 84,342,083 km (0.073 R)
• M94: 87,501,889 km (0.089 R)

Kuiper Belt

Range: 30.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 10,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit