🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974

Radius: 8.2

Gravity: 14.49 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.88 AU - 1.14 AU

Year: 677 Days

Day: 11.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,566,289 km

• M1: 102,026 km (0.092 R)
• M2: 694,284 km (0.104 R)
• M3: 986,149 km (0.056 R)
• M4: 1,689,708 km (0.069 R)
• M5: 2,252,346 km (0.059 R)
• M6: 2,623,348 km (0.097 R)
• M7: 2,909,379 km (0.115 R)
• M8: 3,203,190 km (0.102 R)
• M9: 3,805,919 km (0.117 R)
• M10: 4,110,949 km (0.078 R)
• M11: 5,162,473 km (0.059 R)
• M12: 5,869,772 km (0.119 R)
• M13: 7,015,991 km (0.071 R)
• M14: 7,618,272 km (0.117 R)
• M15: 8,279,644 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.8

Radius: 11.1

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.97 AU - 1.07 AU

Year: 687 Days

Day: 8.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 61,566,289 km

• M1: 138,079 km (0.089 R)
• M2: 578,944 km (0.094 R)
• M3: 1,581,399 km (0.062 R)
• M4: 2,142,242 km (0.064 R)
• M5: 2,718,044 km (0.092 R)
• M6: 3,099,817 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.4

Radius: 8.6

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.74 AU - 2.82 AU

Year: 2296 Days

Day: 12.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,566,289 km

• M1: 106,962 km (0.105 R)
• M2: 510,278 km (0.108 R)
• M3: 1,323,642 km (0.087 R)
• M4: 1,604,138 km (0.06 R)
• M5: 1,913,357 km (0.046 R)
• M6: 2,432,611 km (0.076 R)
• M7: 3,284,272 km (0.065 R)
• M8: 3,806,069 km (0.096 R)
• M9: 4,087,163 km (0.049 R)
• M10: 4,992,979 km (0.095 R)
• M11: 5,307,583 km (0.053 R)
• M12: 6,026,700 km (0.101 R)
• M13: 6,436,000 km (0.11 R)
• M14: 6,809,246 km (0.107 R)
• M15: 7,776,247 km (0.085 R)
• M16: 8,417,573 km (0.099 R)
• M17: 9,159,878 km (0.116 R)
• M18: 9,462,065 km (0.12 R)
• M19: 10,553,980 km (0.073 R)
• M20: 11,845,758 km (0.087 R)
• M21: 12,611,998 km (0.105 R)
• M22: 13,540,103 km (0.099 R)
• M23: 14,065,042 km (0.088 R)
• M24: 15,531,550 km (0.067 R)
• M25: 16,010,114 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.8

Radius: 13

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.18 AU - 4.82 AU

Year: 5335 Days

Day: 6.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,566,289 km

• M1: 161,715 km (0.071 R)
• M2: 628,909 km (0.069 R)
• M3: 1,211,892 km (0.118 R)
• M4: 1,914,254 km (0.09 R)
• M5: 2,674,810 km (0.04 R)
• M6: 3,329,151 km (0.11 R)
• M7: 4,282,837 km (0.117 R)
• M8: 4,932,391 km (0.097 R)
• M9: 5,767,447 km (0.103 R)
• M10: 6,299,566 km (0.093 R)
• M11: 6,898,556 km (0.109 R)
• M12: 8,133,786 km (0.091 R)
• M13: 8,844,974 km (0.115 R)
• M14: 9,813,620 km (0.073 R)
• M15: 10,574,176 km (0.102 R)
• M16: 12,570,260 km (0.106 R)
• M17: 14,463,721 km (0.098 R)
• M18: 15,271,998 km (0.115 R)
• M19: 15,988,572 km (0.065 R)
• M20: 19,287,055 km (0.065 R)
• M21: 24,842,970 km (0.099 R)
• M22: 29,239,801 km (0.119 R)
• M23: 30,813,870 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.3

Radius: 8.8

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.24 AU - 4.9 AU

Year: 5475 Days

Day: 5.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,566,289 km

• M1: 158,275 km (0.071 R)
• M2: 443,408 km (0.116 R)
• M3: 1,087,277 km (0.046 R)
• M4: 1,444,816 km (0.11 R)
• M5: 2,036,476 km (0.104 R)
• M6: 2,505,914 km (0.05 R)
• M7: 2,985,824 km (0.055 R)
• M8: 3,393,179 km (0.067 R)
• M9: 3,748,923 km (0.12 R)
• M10: 5,162,323 km (0.088 R)
• M11: 5,821,601 km (0.114 R)
• M12: 6,333,226 km (0.12 R)
• M13: 10,401,690 km (0.037 R)
• M14: 11,009,057 km (0.098 R)
• M15: 11,451,867 km (0.118 R)
• M16: 15,026,059 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.8

Radius: 4.4

Gravity: 26.64 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.38 AU - 6.54 AU

Year: 9703 Days

Day: 21.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,566,289 km

• M1: 54,753 km (0.113 R)
• M2: 307,872 km (0.11 R)
• M3: 858,093 km (0.119 R)
• M4: 1,106,575 km (0.054 R)
• M5: 1,427,313 km (0.09 R)
• M6: 1,703,022 km (0.103 R)
• M7: 2,252,046 km (0.117 R)
• M8: 3,918,567 km (0.119 R)
• M9: 4,984,900 km (0.096 R)
• M10: 5,851,222 km (0.091 R)
• M11: 6,161,039 km (0.072 R)
• M12: 8,001,392 km (0.074 R)
• M13: 8,512,867 km (0.097 R)
• M14: 10,727,963 km (0.089 R)
• M15: 13,182,265 km (0.06 R)
• M16: 14,077,010 km (0.108 R)
• M17: 15,011,548 km (0.054 R)
• M18: 15,986,776 km (0.11 R)
• M19: 20,155,471 km (0.115 R)
• M20: 21,180,067 km (0.075 R)
• M21: 22,404,824 km (0.085 R)
• M22: 22,907,623 km (0.104 R)
• M23: 23,417,901 km (0.049 R)
• M24: 26,176,187 km (0.1 R)
• M25: 35,282,209 km (0.103 R)
• M26: 37,232,516 km (0.088 R)
• M27: 39,132,559 km (0.054 R)
• M28: 39,739,328 km (0.086 R)
• M29: 42,484,000 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.5

Radius: 4.9

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.26 AU - 7.24 AU

Year: 10420 Days

Day: 24.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,566,289 km

• M1: 65,823 km (0.116 R)
• M2: 240,553 km (0.083 R)
• M3: 393,442 km (0.11 R)
• M4: 583,880 km (0.116 R)
• M5: 909,405 km (0.085 R)
• M6: 1,314,965 km (0.052 R)
• M7: 1,959,583 km (0.09 R)
• M8: 3,218,748 km (0.099 R)
• M9: 3,911,835 km (0.091 R)
• M10: 4,220,006 km (0.112 R)
• M11: 4,442,758 km (0.086 R)
• M12: 4,751,976 km (0.111 R)
• M13: 5,887,125 km (0.065 R)
• M14: 6,882,998 km (0.108 R)
• M15: 7,438,605 km (0.075 R)
• M16: 7,800,781 km (0.108 R)
• M17: 8,023,682 km (0.057 R)
• M18: 9,451,444 km (0.118 R)
• M19: 11,463,984 km (0.093 R)
• M20: 12,243,389 km (0.114 R)
• M21: 12,544,529 km (0.045 R)
• M22: 13,424,763 km (0.078 R)
• M23: 14,345,538 km (0.045 R)
• M24: 16,676,572 km (0.103 R)
• M25: 17,359,337 km (0.068 R)
• M26: 20,557,739 km (0.12 R)
• M27: 26,058,902 km (0.119 R)
• M28: 27,830,889 km (0.11 R)
• M29: 29,055,946 km (0.111 R)
• M30: 29,862,129 km (0.065 R)
• M31: 30,225,203 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953.7

Radius: 3

Gravity: 105.97 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 8.6 AU - 8.84 AU

Year: 17171 Days

Day: 18.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 61,566,289 km

• M1: 38,746 km (0.089 R)
• M2: 139,425 km (0.108 R)
• M3: 238,908 km (0.107 R)
• M4: 669,600 km (0.109 R)
• M5: 768,185 km (0.118 R)
• M6: 1,007,691 km (0.102 R)
• M7: 1,111,063 km (0.1 R)
• M8: 1,207,404 km (0.054 R)
• M9: 1,564,046 km (0.094 R)
• M10: 2,598,515 km (0.112 R)
• M11: 3,383,006 km (0.114 R)
• M12: 3,527,667 km (0.101 R)
• M13: 4,050,362 km (0.06 R)
• M14: 6,797,278 km (0.088 R)
• M15: 7,074,483 km (0.088 R)
• M16: 7,951,127 km (0.03 R)
• M17: 8,362,970 km (0.105 R)
• M18: 10,333,473 km (0.078 R)
• M19: 10,454,647 km (0.101 R)
• M20: 11,011,450 km (0.095 R)
• M21: 11,137,861 km (0.109 R)
• M22: 15,316,578 km (0.105 R)
• M23: 16,856,987 km (0.104 R)
• M24: 19,679,301 km (0.105 R)
• M25: 20,431,180 km (0.084 R)
• M26: 20,622,066 km (0.062 R)
• M27: 23,945,982 km (0.106 R)
• M28: 28,789,512 km (0.05 R)
• M29: 29,149,893 km (0.119 R)
• M30: 30,373,005 km (0.079 R)
• M31: 32,790,208 km (0.102 R)
• M32: 33,183,351 km (0.102 R)
• M33: 36,301,569 km (0.09 R)
• M34: 40,504,222 km (0.099 R)
• M35: 40,805,362 km (0.063 R)
• M36: 67,484,198 km (0.075 R)
• M37: 71,138,874 km (0.09 R)
• M38: 72,017,612 km (0.077 R)
• M39: 73,349,182 km (0.09 R)
• M40: 76,290,426 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.1

Radius: 8

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 7.36 AU - 11.54 AU

Year: 19372 Days

Day: 19.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,566,289 km

• M1: 99,632 km (0.12 R)
• M2: 349,461 km (0.054 R)
• M3: 601,683 km (0.037 R)
• M4: 1,148,612 km (0.092 R)
• M5: 1,438,982 km (0.083 R)
• M6: 1,925,624 km (0.081 R)
• M7: 3,250,313 km (0.055 R)
• M8: 5,856,158 km (0.098 R)
• M9: 6,187,518 km (0.115 R)
• M10: 6,807,601 km (0.117 R)
• M11: 7,215,554 km (0.096 R)
• M12: 7,858,227 km (0.094 R)
• M13: 8,353,396 km (0.074 R)
• M14: 8,917,080 km (0.107 R)
• M15: 12,480,202 km (0.071 R)
• M16: 13,723,660 km (0.054 R)
• M17: 15,047,601 km (0.11 R)
• M18: 15,670,377 km (0.101 R)
• M19: 16,095,085 km (0.096 R)
• M20: 20,604,564 km (0.071 R)
• M21: 21,372,300 km (0.095 R)
• M22: 21,632,450 km (0.052 R)
• M23: 22,247,597 km (0.068 R)
• M24: 24,730,174 km (0.043 R)
• M25: 26,484,209 km (0.046 R)
• M26: 28,738,798 km (0.082 R)
• M27: 30,566,286 km (0.104 R)
• M28: 34,451,193 km (0.097 R)
• M29: 35,169,412 km (0.061 R)
• M30: 35,532,187 km (0.085 R)
• M31: 37,761,644 km (0.111 R)
• M32: 41,144,052 km (0.101 R)
• M33: 42,497,015 km (0.085 R)
• M34: 43,322,945 km (0.1 R)
• M35: 44,581,811 km (0.103 R)
• M36: 47,466,208 km (0.082 R)
• M37: 47,909,466 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362.1

Radius: 3

Gravity: 40.23 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.8 AU - 11.52 AU

Year: 20021 Days

Day: 19.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 61,566,289 km

• M1: 42,187 km (0.101 R)
• M2: 151,842 km (0.069 R)
• M3: 257,608 km (0.062 R)
• M4: 683,513 km (0.114 R)
• M5: 877,242 km (0.116 R)
• M6: 1,033,721 km (0.08 R)
• M7: 1,633,010 km (0.113 R)
• M8: 2,072,379 km (0.077 R)
• M9: 2,477,042 km (0.097 R)
• M10: 2,836,824 km (0.061 R)
• M11: 3,308,058 km (0.034 R)
• M12: 4,216,117 km (0.09 R)
• M13: 4,794,013 km (0.088 R)
• M14: 5,681,578 km (0.107 R)
• M15: 6,144,284 km (0.063 R)
• M16: 8,392,740 km (0.104 R)
• M17: 8,940,717 km (0.107 R)
• M18: 9,197,576 km (0.051 R)
• M19: 10,386,281 km (0.09 R)
• M20: 14,279,715 km (0.115 R)
• M21: 14,772,491 km (0.041 R)
• M22: 15,422,493 km (0.114 R)
• M23: 17,726,600 km (0.109 R)
• M24: 17,968,948 km (0.055 R)
• M25: 19,555,134 km (0.079 R)
• M26: 21,051,412 km (0.118 R)
• M27: 21,689,148 km (0.028 R)
• M28: 23,194,851 km (0.106 R)
• M29: 24,768,770 km (0.045 R)
• M30: 25,891,203 km (0.09 R)
• M31: 26,412,402 km (0.085 R)
• M32: 29,348,409 km (0.085 R)
• M33: 33,223,144 km (0.047 R)
• M34: 34,211,238 km (0.115 R)
• M35: 36,636,219 km (0.104 R)
• M36: 37,823,727 km (0.076 R)
• M37: 39,584,195 km (0.061 R)
• M38: 39,721,825 km (0.119 R)
• M39: 45,643,657 km (0.058 R)
• M40: 47,326,932 km (0.11 R)
• M41: 49,528,564 km (0.112 R)
• M42: 50,009,072 km (0.032 R)
• M43: 50,169,890 km (0.08 R)
• M44: 53,124,597 km (0.085 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: 387 - 13,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit