🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.9

Radius: 10.1

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.16 AU - 1.2 AU

Year: 841 Days

Day: 5.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,997,617 km

• M1: 125,662 km (0.086 R)
• M2: 559,945 km (0.11 R)
• M3: 1,040,902 km (0.113 R)
• M4: 1,398,740 km (0.062 R)
• M5: 2,490,057 km (0.11 R)
• M6: 2,972,809 km (0.115 R)
• M7: 3,745,482 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.2

Radius: 12.4

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.88 AU - 2.84 AU

Year: 2378 Days

Day: 9.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,997,617 km

• M1: 157,527 km (0.104 R)
• M2: 601,084 km (0.039 R)
• M3: 1,160,580 km (0.102 R)
• M4: 2,122,943 km (0.111 R)
• M5: 2,918,954 km (0.106 R)
• M6: 5,491,289 km (0.092 R)
• M7: 6,871,629 km (0.114 R)
• M8: 8,471,428 km (0.113 R)
• M9: 12,007,024 km (0.101 R)
• M10: 14,897,405 km (0.114 R)
• M11: 15,395,416 km (0.096 R)
• M12: 16,902,914 km (0.096 R)
• M13: 18,223,265 km (0.095 R)
• M14: 19,968,773 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.1

Radius: 13.6

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.51 AU - 5.57 AU

Year: 7423 Days

Day: 11 Hours

Environment

Temp: -215 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,997,617 km

• M1: 169,195 km (0.09 R)
• M2: 614,249 km (0.026 R)
• M3: 1,075,609 km (0.076 R)
• M4: 1,593,666 km (0.088 R)
• M5: 2,701,139 km (0.111 R)
• M6: 3,239,093 km (0.116 R)
• M7: 4,669,099 km (0.106 R)
• M8: 5,180,275 km (0.072 R)
• M9: 6,082,649 km (0.052 R)
• M10: 7,124,150 km (0.106 R)
• M11: 11,873,733 km (0.03 R)
• M12: 12,506,382 km (0.057 R)
• M13: 13,954,190 km (0.116 R)
• M14: 14,599,406 km (0.104 R)
• M15: 15,264,368 km (0.096 R)
• M16: 17,114,744 km (0.032 R)
• M17: 17,718,222 km (0.105 R)
• M18: 18,685,372 km (0.06 R)
• M19: 20,127,496 km (0.077 R)
• M20: 22,111,762 km (0.066 R)
• M21: 24,223,336 km (0.087 R)
• M22: 25,156,079 km (0.102 R)
• M23: 33,812,560 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692.4

Radius: 7.5

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.91 AU - 9.49 AU

Year: 14017 Days

Day: 21.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,997,617 km

• M1: 157,078 km (0.117 R)
• M2: 519,105 km (0.1 R)
• M3: 873,951 km (0.1 R)
• M4: 1,200,074 km (0.087 R)
• M5: 1,456,784 km (0.111 R)
• M6: 2,064,451 km (0.091 R)
• M7: 3,368,196 km (0.117 R)
• M8: 4,269,673 km (0.102 R)
• M9: 4,711,136 km (0.111 R)
• M10: 5,044,889 km (0.073 R)
• M11: 7,041,422 km (0.102 R)
• M12: 10,601,104 km (0.109 R)
• M13: 12,322,825 km (0.108 R)
• M14: 13,217,421 km (0.075 R)
• M15: 19,683,789 km (0.113 R)
• M16: 19,941,097 km (0.111 R)
• M17: 21,897,837 km (0.075 R)
• M18: 23,881,804 km (0.064 R)
• M19: 25,573,307 km (0.084 R)
• M20: 25,879,833 km (0.11 R)
• M21: 26,292,424 km (0.073 R)
• M22: 27,986,770 km (0.067 R)
• M23: 28,312,295 km (0.091 R)
• M24: 28,750,467 km (0.108 R)
• M25: 29,752,623 km (0.078 R)
• M26: 30,548,035 km (0.044 R)
• M27: 31,591,480 km (0.084 R)
• M28: 33,140,267 km (0.049 R)
• M29: 36,003,271 km (0.097 R)
• M30: 41,087,953 km (0.112 R)
• M31: 48,324,301 km (0.102 R)
• M32: 49,898,669 km (0.115 R)
• M33: 57,233,303 km (0.101 R)
• M34: 57,758,092 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 97.7

Radius: 7.7

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 7.9 AU - 8.28 AU

Year: 15095 Days

Day: 22.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,997,617 km

• M1: 95,743 km (0.109 R)
• M2: 400,025 km (0.074 R)
• M3: 848,519 km (0.11 R)
• M4: 1,541,157 km (0.119 R)
• M5: 2,246,362 km (0.06 R)
• M6: 4,378,131 km (0.096 R)
• M7: 5,071,368 km (0.07 R)
• M8: 5,503,257 km (0.083 R)
• M9: 6,640,649 km (0.094 R)
• M10: 7,444,738 km (0.079 R)
• M11: 9,628,867 km (0.101 R)
• M12: 10,984,523 km (0.079 R)
• M13: 12,669,593 km (0.105 R)
• M14: 14,069,530 km (0.095 R)
• M15: 14,463,421 km (0.089 R)
• M16: 20,133,330 km (0.04 R)
• M17: 23,732,206 km (0.062 R)
• M18: 25,934,137 km (0.083 R)
• M19: 26,868,974 km (0.105 R)
• M20: 27,475,444 km (0.114 R)
• M21: 27,738,138 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 575.6

Radius: 7.5

Gravity: 10.23 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 9.12 AU - 10.18 AU

Year: 19665 Days

Day: 15.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,997,617 km

• M1: 138,378 km (0.071 R)
• M2: 466,745 km (0.038 R)
• M3: 2,806,905 km (0.095 R)
• M4: 4,014,758 km (0.078 R)
• M5: 5,574,765 km (0.105 R)
• M6: 6,684,482 km (0.108 R)
• M7: 6,994,748 km (0.079 R)
• M8: 9,834,714 km (0.1 R)
• M9: 13,572,865 km (0.107 R)
• M10: 18,593,370 km (0.101 R)
• M11: 20,385,403 km (0.07 R)
• M12: 26,228,695 km (0.093 R)
• M13: 30,851,419 km (0.095 R)
• M14: 34,130,754 km (0.112 R)
• M15: 39,907,177 km (0.116 R)
• M16: 45,666,096 km (0.053 R)
• M17: 45,983,543 km (0.058 R)
• M18: 46,462,705 km (0.084 R)
• M19: 46,784,041 km (0.112 R)
• M20: 48,577,570 km (0.032 R)
• M21: 61,269,603 km (0.101 R)
• M22: 65,006,109 km (0.089 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 12,309 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit