🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.3

Radius: 9.4

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.21 AU - 1.49 AU

Year: 1083 Days

Day: 14.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 71,078,881 km

• M1: 153,936 km (0.075 R)
• M2: 617,690 km (0.072 R)
• M3: 2,493,348 km (0.047 R)
• M4: 4,123,217 km (0.057 R)
• M5: 4,431,239 km (0.047 R)
• M6: 4,929,699 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.2

Radius: 8.1

Gravity: 13.63 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.8 AU - 3.98 AU

Year: 5296 Days

Day: 10.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,078,881 km

• M1: 100,979 km (0.092 R)
• M2: 358,137 km (0.1 R)
• M3: 615,894 km (0.088 R)
• M4: 1,386,174 km (0.058 R)
• M5: 1,643,333 km (0.119 R)
• M6: 2,051,884 km (0.044 R)
• M7: 2,439,941 km (0.116 R)
• M8: 2,895,616 km (0.076 R)
• M9: 3,385,400 km (0.113 R)
• M10: 3,718,853 km (0.107 R)
• M11: 4,503,943 km (0.081 R)
• M12: 5,514,327 km (0.109 R)
• M13: 6,040,912 km (0.043 R)
• M14: 7,785,073 km (0.115 R)
• M15: 8,690,589 km (0.077 R)
• M16: 10,064,795 km (0.084 R)
• M17: 13,129,607 km (0.066 R)
• M18: 14,756,484 km (0.112 R)
• M19: 16,450,679 km (0.04 R)
• M20: 19,159,448 km (0.111 R)
• M21: 25,191,533 km (0.099 R)
• M22: 27,424,282 km (0.114 R)
• M23: 27,779,128 km (0.091 R)
• M24: 28,047,357 km (0.107 R)
• M25: 30,634,054 km (0.107 R)
• M26: 31,208,210 km (0.086 R)
• M27: 31,985,072 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.8

Radius: 8.2

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.02 AU - 4.82 AU

Year: 5357 Days

Day: 13.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,078,881 km

• M1: 102,026 km (0.096 R)
• M2: 522,396 km (0.118 R)
• M3: 1,426,715 km (0.115 R)
• M4: 1,740,272 km (0.045 R)
• M5: 2,057,420 km (0.098 R)
• M6: 2,320,413 km (0.079 R)
• M7: 2,915,064 km (0.09 R)
• M8: 4,845,774 km (0.077 R)
• M9: 6,165,377 km (0.117 R)
• M10: 7,849,101 km (0.107 R)
• M11: 9,258,911 km (0.12 R)
• M12: 11,587,851 km (0.096 R)
• M13: 12,911,792 km (0.045 R)
• M14: 15,913,922 km (0.115 R)
• M15: 19,095,570 km (0.077 R)
• M16: 25,973,182 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.9

Radius: 13.6

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.63 AU - 5.17 AU

Year: 6371 Days

Day: 11.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,078,881 km

• M1: 173,833 km (0.041 R)
• M2: 691,142 km (0.113 R)
• M3: 1,633,160 km (0.109 R)
• M4: 2,069,836 km (0.09 R)
• M5: 3,434,019 km (0.099 R)
• M6: 4,253,815 km (0.094 R)
• M7: 6,831,387 km (0.101 R)
• M8: 7,988,975 km (0.099 R)
• M9: 9,664,920 km (0.111 R)
• M10: 10,355,464 km (0.095 R)
• M11: 11,519,784 km (0.101 R)
• M12: 14,731,950 km (0.056 R)
• M13: 25,669,499 km (0.026 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.2

Radius: 9.3

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.79 AU - 5.27 AU

Year: 7787 Days

Day: 5.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,078,881 km

• M1: 115,639 km (0.088 R)
• M2: 525,837 km (0.101 R)
• M3: 854,204 km (0.106 R)
• M4: 1,243,308 km (0.11 R)
• M5: 1,721,273 km (0.11 R)
• M6: 2,608,388 km (0.107 R)
• M7: 3,240,739 km (0.102 R)
• M8: 4,925,360 km (0.117 R)
• M9: 5,534,822 km (0.12 R)
• M10: 5,825,042 km (0.07 R)
• M11: 6,977,843 km (0.116 R)
• M12: 7,355,428 km (0.101 R)
• M13: 8,571,060 km (0.082 R)
• M14: 9,407,163 km (0.042 R)
• M15: 10,104,887 km (0.057 R)
• M16: 10,638,204 km (0.083 R)
• M17: 11,292,545 km (0.119 R)
• M18: 11,920,108 km (0.064 R)
• M19: 13,074,106 km (0.062 R)
• M20: 13,474,879 km (0.112 R)
• M21: 20,513,758 km (0.104 R)
• M22: 22,984,516 km (0.1 R)
• M23: 23,822,115 km (0.074 R)
• M24: 25,204,399 km (0.107 R)
• M25: 30,865,631 km (0.077 R)
• M26: 32,194,958 km (0.109 R)
• M27: 35,963,179 km (0.029 R)
• M28: 39,537,820 km (0.052 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884.3

Radius: 3.9

Gravity: 58.14 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.7 AU - 7.96 AU

Year: 12321 Days

Day: 18.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,078,881 km

• M1: 53,556 km (0.115 R)
• M2: 180,116 km (0.119 R)
• M3: 446,699 km (0.117 R)
• M4: 635,941 km (0.105 R)
• M5: 962,662 km (0.075 R)
• M6: 1,163,871 km (0.119 R)
• M7: 2,445,925 km (0.085 R)
• M8: 3,133,926 km (0.113 R)
• M9: 5,958,782 km (0.065 R)
• M10: 6,310,936 km (0.068 R)
• M11: 10,350,078 km (0.111 R)
• M12: 12,171,133 km (0.096 R)
• M13: 12,483,494 km (0.091 R)
• M14: 13,320,793 km (0.064 R)
• M15: 13,519,160 km (0.119 R)
• M16: 15,178,200 km (0.047 R)
• M17: 16,206,087 km (0.093 R)
• M18: 19,060,713 km (0.06 R)
• M19: 20,960,606 km (0.109 R)
• M20: 23,077,865 km (0.082 R)
• M21: 28,381,558 km (0.119 R)
• M22: 33,337,137 km (0.03 R)
• M23: 34,071,364 km (0.114 R)
• M24: 36,210,314 km (0.106 R)
• M25: 36,596,875 km (0.111 R)
• M26: 39,379,844 km (0.1 R)
• M27: 39,515,829 km (0.098 R)
• M28: 45,512,160 km (0.106 R)
• M29: 48,102,298 km (0.11 R)
• M30: 51,111,309 km (0.077 R)
• M31: 56,804,855 km (0.075 R)
• M32: 56,978,388 km (0.089 R)
• M33: 57,501,233 km (0.113 R)
• M34: 58,203,296 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 958.1

Radius: 7.3

Gravity: 17.98 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.2 AU - 9.56 AU

Year: 15269 Days

Day: 16.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,078,881 km

• M1: 103,971 km (0.097 R)
• M2: 504,743 km (0.075 R)
• M3: 954,434 km (0.114 R)
• M4: 1,396,945 km (0.072 R)
• M5: 1,649,167 km (0.095 R)
• M6: 1,931,757 km (0.1 R)
• M7: 4,016,852 km (0.116 R)
• M8: 4,806,580 km (0.088 R)
• M9: 7,136,566 km (0.073 R)
• M10: 8,442,406 km (0.065 R)
• M11: 8,752,971 km (0.1 R)
• M12: 10,187,914 km (0.074 R)
• M13: 12,490,824 km (0.117 R)
• M14: 13,376,144 km (0.057 R)
• M15: 14,302,753 km (0.088 R)
• M16: 15,424,139 km (0.115 R)
• M17: 16,203,693 km (0.081 R)
• M18: 17,756,818 km (0.115 R)
• M19: 19,857,023 km (0.08 R)
• M20: 23,512,597 km (0.115 R)
• M21: 27,706,423 km (0.085 R)
• M22: 30,038,953 km (0.082 R)
• M23: 30,399,634 km (0.081 R)
• M24: 35,759,426 km (0.096 R)
• M25: 37,260,641 km (0.094 R)
• M26: 37,677,271 km (0.12 R)
• M27: 39,662,584 km (0.088 R)
• M28: 43,994,789 km (0.058 R)
• M29: 45,243,183 km (0.11 R)
• M30: 47,810,432 km (0.111 R)
• M31: 49,798,588 km (0.115 R)
• M32: 52,360,302 km (0.096 R)
• M33: 54,116,132 km (0.043 R)
• M34: 57,744,928 km (0.104 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 20,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit