🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.2

Radius: 10

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.85 AU - 0.97 AU

Year: 579 Days

Day: 10.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,021,990 km

• M1: 140,772 km (0.096 R)
• M2: 328,517 km (0.072 R)
• M3: 529,128 km (0.065 R)
• M4: 742,005 km (0.117 R)
• M5: 965,056 km (0.078 R)
• M6: 1,178,083 km (0.111 R)
• M7: 1,408,913 km (0.044 R)
• M8: 1,833,023 km (0.114 R)
• M9: 2,056,522 km (0.116 R)
• M10: 2,553,037 km (0.103 R)
• M11: 2,800,771 km (0.1 R)
• M12: 3,005,720 km (0.08 R)
• M13: 3,236,999 km (0.081 R)
• M14: 4,306,175 km (0.08 R)
• M15: 4,494,070 km (0.116 R)
• M16: 5,070,769 km (0.071 R)
• M17: 5,433,843 km (0.105 R)
• M18: 5,683,074 km (0.12 R)
• M19: 6,331,281 km (0.074 R)
• M20: 7,057,280 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.1

Radius: 8.1

Gravity: 15.06 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.92 AU - 1.26 AU

Year: 759 Days

Day: 14.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,021,990 km

• M1: 109,954 km (0.077 R)
• M2: 316,848 km (0.04 R)
• M3: 512,373 km (0.046 R)
• M4: 811,568 km (0.118 R)
• M5: 1,159,683 km (0.053 R)
• M6: 1,401,732 km (0.1 R)
• M7: 1,637,797 km (0.071 R)
• M8: 2,028,846 km (0.042 R)
• M9: 2,259,227 km (0.044 R)
• M10: 3,299,231 km (0.098 R)
• M11: 3,524,675 km (0.115 R)
• M12: 3,950,132 km (0.062 R)
• M13: 4,943,611 km (0.108 R)
• M14: 5,094,855 km (0.1 R)
• M15: 5,504,603 km (0.109 R)
• M16: 5,679,034 km (0.095 R)
• M17: 6,081,303 km (0.072 R)
• M18: 6,310,786 km (0.082 R)
• M19: 6,815,081 km (0.074 R)
• M20: 7,322,217 km (0.112 R)
• M21: 8,445,548 km (0.081 R)
• M22: 8,698,219 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.9

Radius: 11.2

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.06 AU - 1.74 AU

Year: 1105 Days

Day: 11 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,021,990 km

• M1: 196,721 km (0.092 R)
• M2: 537,804 km (0.081 R)
• M3: 781,350 km (0.117 R)
• M4: 1,036,115 km (0.042 R)
• M5: 1,613,263 km (0.096 R)
• M6: 1,874,461 km (0.081 R)
• M7: 2,182,932 km (0.112 R)
• M8: 2,766,214 km (0.085 R)
• M9: 2,976,998 km (0.111 R)
• M10: 3,227,724 km (0.088 R)
• M11: 3,444,790 km (0.033 R)
• M12: 4,374,092 km (0.114 R)
• M13: 4,822,587 km (0.037 R)
• M14: 5,279,907 km (0.115 R)
• M15: 5,629,817 km (0.113 R)
• M16: 5,991,096 km (0.114 R)
• M17: 6,562,410 km (0.101 R)
• M18: 7,469,422 km (0.1 R)
• M19: 7,701,298 km (0.097 R)
• M20: 7,936,765 km (0.097 R)
• M21: 8,296,848 km (0.094 R)
• M22: 8,825,227 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.2

Radius: 14.7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.4 AU - 1.7 AU

Year: 1287 Days

Day: 14 Hours

Environment

Temp: -189 °C

Axial Tilt: 78.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,021,990 km

• M1: 219,161 km (0.093 R)
• M2: 495,917 km (0.084 R)
• M3: 967,449 km (0.12 R)
• M4: 2,025,854 km (0.096 R)
• M5: 2,457,295 km (0.11 R)
• M6: 2,884,397 km (0.103 R)
• M7: 3,819,982 km (0.1 R)
• M8: 4,679,122 km (0.107 R)
• M9: 5,037,110 km (0.049 R)
• M10: 5,317,606 km (0.114 R)
• M11: 5,962,074 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.4

Radius: 13.1

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.88 AU - 1.92 AU

Year: 1746 Days

Day: 12.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,021,990 km

• M1: 164,109 km (0.108 R)
• M2: 663,616 km (0.101 R)
• M3: 1,137,542 km (0.051 R)
• M4: 1,391,709 km (0.107 R)
• M5: 1,750,893 km (0.066 R)
• M6: 2,015,831 km (0.036 R)
• M7: 2,702,785 km (0.077 R)
• M8: 3,035,191 km (0.107 R)
• M9: 4,008,325 km (0.034 R)
• M10: 4,304,529 km (0.089 R)
• M11: 4,583,380 km (0.075 R)
• M12: 5,138,088 km (0.084 R)
• M13: 6,163,133 km (0.088 R)
• M14: 6,668,475 km (0.115 R)
• M15: 7,537,938 km (0.107 R)
• M16: 8,097,134 km (0.045 R)
• M17: 9,215,977 km (0.117 R)
• M18: 9,646,819 km (0.108 R)
• M19: 10,800,517 km (0.107 R)
• M20: 11,177,504 km (0.044 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.5

Radius: 8.3

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.09 AU - 6.01 AU

Year: 7568 Days

Day: 10.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,021,990 km

• M1: 103,223 km (0.102 R)
• M2: 352,303 km (0.029 R)
• M3: 529,128 km (0.053 R)
• M4: 875,148 km (0.109 R)
• M5: 2,156,902 km (0.084 R)
• M6: 2,898,608 km (0.082 R)
• M7: 3,057,631 km (0.117 R)
• M8: 3,266,470 km (0.098 R)
• M9: 3,641,063 km (0.095 R)
• M10: 4,104,666 km (0.049 R)
• M11: 4,779,353 km (0.109 R)
• M12: 4,946,753 km (0.096 R)
• M13: 5,271,231 km (0.073 R)
• M14: 6,717,692 km (0.112 R)
• M15: 10,417,846 km (0.092 R)
• M16: 11,313,189 km (0.083 R)
• M17: 12,245,782 km (0.032 R)
• M18: 14,318,910 km (0.108 R)
• M19: 15,266,911 km (0.053 R)
• M20: 16,763,788 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503.4

Radius: 6.6

Gravity: 11.56 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.24 AU - 6.48 AU

Year: 9460 Days

Day: 19.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 148.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 35,021,990 km

• M1: 268,827 km (0.084 R)
• M2: 411,544 km (0.085 R)
• M3: 851,511 km (0.096 R)
• M4: 1,242,261 km (0.079 R)
• M5: 1,864,588 km (0.1 R)
• M6: 2,579,217 km (0.033 R)
• M7: 2,766,065 km (0.097 R)
• M8: 3,228,172 km (0.089 R)
• M9: 3,677,864 km (0.101 R)
• M10: 4,695,129 km (0.097 R)
• M11: 5,777,171 km (0.089 R)
• M12: 6,280,418 km (0.081 R)
• M13: 6,671,766 km (0.095 R)
• M14: 7,455,509 km (0.118 R)
• M15: 7,917,916 km (0.057 R)
• M16: 8,808,472 km (0.104 R)
• M17: 9,350,017 km (0.047 R)
• M18: 9,587,279 km (0.076 R)
• M19: 11,856,080 km (0.098 R)
• M20: 12,033,802 km (0.119 R)
• M21: 12,438,614 km (0.078 R)
• M22: 13,362,082 km (0.1 R)
• M23: 13,550,874 km (0.074 R)
• M24: 14,173,351 km (0.061 R)
• M25: 15,359,363 km (0.056 R)
• M26: 15,511,055 km (0.098 R)
• M27: 19,036,479 km (0.115 R)
• M28: 20,292,203 km (0.056 R)
• M29: 20,641,664 km (0.119 R)
• M30: 24,939,760 km (0.056 R)
• M31: 25,587,070 km (0.037 R)
• M32: 27,443,879 km (0.051 R)
• M33: 27,782,269 km (0.049 R)
• M34: 27,986,321 km (0.109 R)
• M35: 33,256,654 km (0.12 R)
• M36: 34,229,638 km (0.026 R)
• M37: 38,902,178 km (0.041 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760.8

Radius: 6.3

Gravity: 19.17 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 7.88 AU - 9.68 AU

Year: 17349 Days

Day: 20.9 Hours

Environment

Temp: -241 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,021,990 km

• M1: 90,507 km (0.059 R)
• M2: 210,783 km (0.091 R)
• M3: 852,708 km (0.093 R)
• M4: 1,058,405 km (0.097 R)
• M5: 1,710,652 km (0.119 R)
• M6: 2,245,913 km (0.092 R)
• M7: 3,606,655 km (0.098 R)
• M8: 4,697,224 km (0.102 R)
• M9: 7,137,015 km (0.092 R)
• M10: 8,017,099 km (0.103 R)
• M11: 8,501,049 km (0.076 R)
• M12: 9,100,786 km (0.114 R)
• M13: 10,146,027 km (0.092 R)
• M14: 12,289,764 km (0.066 R)
• M15: 14,001,613 km (0.116 R)
• M16: 17,127,610 km (0.111 R)
• M17: 23,338,614 km (0.112 R)
• M18: 35,459,931 km (0.115 R)
• M19: 38,334,454 km (0.038 R)
• M20: 41,321,325 km (0.082 R)
• M21: 41,757,104 km (0.11 R)
• M22: 44,307,748 km (0.111 R)
• M23: 53,398,062 km (0.118 R)
• M24: 67,717,571 km (0.042 R)
• M25: 68,975,988 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.4

Radius: 3.3

Gravity: 91.5 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.44 AU - 9.44 AU

Year: 17825 Days

Day: 21.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 35,021,990 km

• M1: 83,326 km (0.101 R)
• M2: 920,924 km (0.053 R)
• M3: 1,042,099 km (0.116 R)
• M4: 1,228,797 km (0.085 R)
• M5: 2,266,707 km (0.049 R)
• M6: 2,569,493 km (0.055 R)
• M7: 3,169,680 km (0.093 R)
• M8: 3,427,586 km (0.077 R)
• M9: 3,526,919 km (0.11 R)
• M10: 3,833,595 km (0.103 R)
• M11: 3,903,457 km (0.067 R)
• M12: 4,988,790 km (0.093 R)
• M13: 5,068,675 km (0.075 R)
• M14: 5,149,159 km (0.09 R)
• M15: 5,394,200 km (0.103 R)
• M16: 5,560,852 km (0.114 R)
• M17: 6,032,235 km (0.052 R)
• M18: 6,164,180 km (0.085 R)
• M19: 7,562,322 km (0.105 R)
• M20: 7,759,642 km (0.109 R)
• M21: 8,161,761 km (0.107 R)
• M22: 8,263,936 km (0.089 R)
• M23: 8,366,710 km (0.057 R)
• M24: 9,374,999 km (0.043 R)
• M25: 11,143,845 km (0.087 R)
• M26: 11,808,358 km (0.063 R)
• M27: 13,195,280 km (0.068 R)
• M28: 16,272,957 km (0.1 R)
• M29: 17,669,304 km (0.113 R)
• M30: 18,657,996 km (0.083 R)
• M31: 20,151,581 km (0.104 R)
• M32: 21,206,545 km (0.088 R)
• M33: 23,397,705 km (0.105 R)
• M34: 24,445,339 km (0.102 R)
• M35: 25,696,576 km (0.055 R)
• M36: 26,425,716 km (0.04 R)
• M37: 33,240,796 km (0.079 R)
• M38: 39,817,418 km (0.049 R)
• M39: 48,842,059 km (0.116 R)
• M40: 49,719,600 km (0.058 R)
• M41: 56,349,479 km (0.048 R)
• M42: 57,291,945 km (0.119 R)
• M43: 59,062,735 km (0.096 R)
• M44: 62,968,586 km (0.112 R)
• M45: 63,110,405 km (0.111 R)
• M46: 67,145,807 km (0.072 R)
• M47: 78,888,492 km (0.083 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.6

Radius: 4.9

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.83 AU - 11.23 AU

Year: 18095 Days

Day: 23.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,021,990 km

• M1: 61,784 km (0.102 R)
• M2: 389,852 km (0.117 R)
• M3: 1,001,259 km (0.066 R)
• M4: 1,768,396 km (0.114 R)
• M5: 2,801,819 km (0.075 R)
• M6: 3,186,435 km (0.062 R)
• M7: 3,291,901 km (0.082 R)
• M8: 4,222,250 km (0.085 R)
• M9: 4,319,190 km (0.12 R)
• M10: 5,405,869 km (0.106 R)
• M11: 6,767,957 km (0.05 R)
• M12: 7,362,459 km (0.074 R)
• M13: 10,598,261 km (0.025 R)
• M14: 10,752,347 km (0.039 R)
• M15: 11,103,154 km (0.097 R)
• M16: 16,754,214 km (0.119 R)
• M17: 24,847,010 km (0.034 R)
• M18: 25,142,316 km (0.071 R)
• M19: 25,379,728 km (0.099 R)
• M20: 26,705,763 km (0.065 R)
• M21: 27,443,281 km (0.108 R)
• M22: 29,139,571 km (0.091 R)
• M23: 30,039,252 km (0.041 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 16,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit