🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.8

Radius: 14.8

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.1 AU - 1.5 AU

Year: 972 Days

Day: 10.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 79,920,613 km

• M1: 186,249 km (0.082 R)
• M2: 991,385 km (0.082 R)
• M3: 1,765,853 km (0.045 R)
• M4: 2,353,922 km (0.119 R)
• M5: 3,112,832 km (0.103 R)
• M6: 3,791,259 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.4

Radius: 9.6

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.12 AU - 1.76 AU

Year: 1134 Days

Day: 8.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,920,613 km

• M1: 119,529 km (0.079 R)
• M2: 545,883 km (0.105 R)
• M3: 949,348 km (0.116 R)
• M4: 1,317,957 km (0.099 R)
• M5: 1,754,334 km (0.063 R)
• M6: 2,789,851 km (0.074 R)
• M7: 3,166,389 km (0.073 R)
• M8: 3,470,820 km (0.088 R)
• M9: 4,005,782 km (0.079 R)
• M10: 4,558,546 km (0.106 R)
• M11: 6,712,157 km (0.117 R)
• M12: 7,316,981 km (0.071 R)
• M13: 8,441,808 km (0.117 R)
• M14: 10,965,823 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.8

Radius: 10.7

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.45 AU - 3.97 AU

Year: 3773 Days

Day: 12.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,920,613 km

• M1: 133,740 km (0.111 R)
• M2: 517,459 km (0.068 R)
• M3: 986,000 km (0.102 R)
• M4: 1,506,899 km (0.063 R)
• M5: 1,877,752 km (0.057 R)
• M6: 2,323,405 km (0.105 R)
• M7: 2,808,550 km (0.057 R)
• M8: 4,241,698 km (0.052 R)
• M9: 4,992,829 km (0.073 R)
• M10: 5,436,387 km (0.074 R)
• M11: 6,349,532 km (0.119 R)
• M12: 7,302,919 km (0.12 R)
• M13: 7,661,356 km (0.114 R)
• M14: 11,240,934 km (0.038 R)
• M15: 11,882,409 km (0.113 R)
• M16: 14,600,902 km (0.115 R)
• M17: 18,086,083 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.5

Radius: 12

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.08 AU - 3.86 AU

Year: 4240 Days

Day: 6.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,920,613 km

• M1: 149,299 km (0.066 R)
• M2: 666,907 km (0.093 R)
• M3: 1,069,774 km (0.099 R)
• M4: 1,618,350 km (0.11 R)
• M5: 2,111,424 km (0.099 R)
• M6: 2,919,702 km (0.093 R)
• M7: 3,292,948 km (0.114 R)
• M8: 7,223,184 km (0.099 R)
• M9: 9,653,551 km (0.067 R)
• M10: 10,125,981 km (0.09 R)
• M11: 10,613,969 km (0.112 R)
• M12: 11,549,255 km (0.098 R)
• M13: 13,730,841 km (0.09 R)
• M14: 14,737,634 km (0.052 R)
• M15: 15,847,202 km (0.061 R)
• M16: 16,450,231 km (0.077 R)
• M17: 16,898,276 km (0.112 R)
• M18: 17,469,890 km (0.036 R)
• M19: 18,054,369 km (0.104 R)
• M20: 19,324,305 km (0.067 R)
• M21: 20,588,108 km (0.094 R)
• M22: 21,505,143 km (0.097 R)
• M23: 22,862,145 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.6

Radius: 11.1

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.67 AU - 5.53 AU

Year: 6472 Days

Day: 12.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,920,613 km

• M1: 138,827 km (0.065 R)
• M2: 531,970 km (0.068 R)
• M3: 957,277 km (0.059 R)
• M4: 1,574,218 km (0.114 R)
• M5: 2,012,391 km (0.116 R)
• M6: 3,014,247 km (0.113 R)
• M7: 3,792,904 km (0.098 R)
• M8: 6,107,034 km (0.105 R)
• M9: 7,201,641 km (0.115 R)
• M10: 8,758,806 km (0.112 R)
• M11: 11,320,968 km (0.118 R)
• M12: 12,098,429 km (0.048 R)
• M13: 12,527,475 km (0.079 R)
• M14: 13,133,945 km (0.095 R)
• M15: 16,595,640 km (0.091 R)
• M16: 19,142,693 km (0.09 R)
• M17: 20,622,964 km (0.098 R)
• M18: 30,055,708 km (0.106 R)
• M19: 30,843,790 km (0.046 R)
• M20: 32,051,793 km (0.046 R)
• M21: 32,461,392 km (0.072 R)
• M22: 38,223,453 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.8

Radius: 7.1

Gravity: 19.83 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.49 AU - 8.15 AU

Year: 11684 Days

Day: 18.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 79,920,613 km

• M1: 89,759 km (0.039 R)
• M2: 325,824 km (0.034 R)
• M3: 570,117 km (0.081 R)
• M4: 931,396 km (0.063 R)
• M5: 1,970,802 km (0.088 R)
• M6: 2,476,443 km (0.063 R)
• M7: 3,016,940 km (0.081 R)
• M8: 3,264,375 km (0.119 R)
• M9: 4,269,673 km (0.078 R)
• M10: 5,253,728 km (0.075 R)
• M11: 5,988,852 km (0.114 R)
• M12: 6,261,868 km (0.092 R)
• M13: 7,753,059 km (0.105 R)
• M14: 9,259,360 km (0.079 R)
• M15: 9,891,561 km (0.118 R)
• M16: 10,384,486 km (0.098 R)
• M17: 10,778,975 km (0.089 R)
• M18: 11,478,495 km (0.107 R)
• M19: 14,651,615 km (0.112 R)
• M20: 16,174,522 km (0.075 R)
• M21: 18,365,233 km (0.048 R)
• M22: 21,553,463 km (0.108 R)
• M23: 22,381,337 km (0.101 R)
• M24: 26,631,263 km (0.097 R)
• M25: 27,691,463 km (0.081 R)
• M26: 28,889,892 km (0.079 R)
• M27: 35,658,148 km (0.095 R)
• M28: 41,131,635 km (0.107 R)
• M29: 41,693,974 km (0.097 R)
• M30: 47,447,059 km (0.11 R)
• M31: 52,875,816 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667.4

Radius: 5.7

Gravity: 20.54 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.47 AU - 11.21 AU

Year: 21812 Days

Day: 24.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 79,920,613 km

• M1: 71,807 km (0.111 R)
• M2: 285,283 km (0.065 R)
• M3: 1,042,398 km (0.109 R)
• M4: 1,274,125 km (0.072 R)
• M5: 1,474,287 km (0.094 R)
• M6: 1,861,596 km (0.083 R)
• M7: 3,154,271 km (0.11 R)
• M8: 8,682,660 km (0.086 R)
• M9: 8,901,672 km (0.038 R)
• M10: 9,638,740 km (0.118 R)
• M11: 11,041,220 km (0.067 R)
• M12: 11,757,944 km (0.106 R)
• M13: 12,161,708 km (0.083 R)
• M14: 13,068,122 km (0.067 R)
• M15: 14,626,184 km (0.096 R)
• M16: 16,139,067 km (0.109 R)
• M17: 16,975,768 km (0.115 R)
• M18: 22,406,919 km (0.116 R)
• M19: 23,131,870 km (0.089 R)
• M20: 23,765,567 km (0.088 R)
• M21: 24,737,653 km (0.058 R)
• M22: 25,623,871 km (0.095 R)
• M23: 26,531,033 km (0.086 R)
• M24: 27,108,780 km (0.111 R)
• M25: 28,409,084 km (0.078 R)
• M26: 32,035,935 km (0.051 R)
• M27: 34,709,548 km (0.115 R)
• M28: 40,040,917 km (0.085 R)
• M29: 43,936,595 km (0.038 R)
• M30: 47,398,141 km (0.094 R)
• M31: 55,231,683 km (0.102 R)
• M32: 56,362,494 km (0.101 R)
• M33: 58,475,564 km (0.069 R)
• M34: 61,642,700 km (0.083 R)
• M35: 65,970,417 km (0.111 R)
• M36: 67,885,569 km (0.108 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 10,704 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit