🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.5

Radius: 8.6

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.76 AU - 0.9 AU

Year: 504 Days

Day: 13.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 44,615,251 km

• M1: 108,010 km (0.072 R)
• M2: 553,961 km (0.094 R)
• M3: 859,290 km (0.12 R)
• M4: 1,831,527 km (0.097 R)
• M5: 2,155,556 km (0.027 R)
• M6: 2,787,756 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.8

Radius: 13.2

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.39 AU - 1.55 AU

Year: 1189 Days

Day: 14.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,615,251 km

• M1: 164,109 km (0.115 R)
• M2: 773,421 km (0.116 R)
• M3: 1,290,730 km (0.088 R)
• M4: 2,030,043 km (0.102 R)
• M5: 2,550,195 km (0.115 R)
• M6: 3,617,426 km (0.104 R)
• M7: 4,236,612 km (0.105 R)
• M8: 4,944,509 km (0.069 R)
• M9: 5,366,674 km (0.113 R)
• M10: 6,574,228 km (0.115 R)
• M11: 7,599,721 km (0.047 R)
• M12: 8,033,406 km (0.105 R)
• M13: 8,839,439 km (0.097 R)
• M14: 10,332,875 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.7

Radius: 12.3

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.49 AU - 5.93 AU

Year: 9099 Days

Day: 13.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,615,251 km

• M1: 153,039 km (0.106 R)
• M2: 578,046 km (0.053 R)
• M3: 990,488 km (0.105 R)
• M4: 1,680,433 km (0.085 R)
• M5: 3,730,522 km (0.031 R)
• M6: 4,130,547 km (0.107 R)
• M7: 6,028,794 km (0.102 R)
• M8: 8,095,638 km (0.089 R)
• M9: 9,098,842 km (0.093 R)
• M10: 9,829,029 km (0.118 R)
• M11: 11,462,039 km (0.118 R)
• M12: 11,854,584 km (0.084 R)
• M13: 14,208,656 km (0.117 R)
• M14: 15,326,451 km (0.028 R)
• M15: 19,188,620 km (0.096 R)
• M16: 19,903,398 km (0.065 R)
• M17: 25,508,382 km (0.071 R)
• M18: 25,986,197 km (0.093 R)
• M19: 27,555,329 km (0.052 R)
• M20: 28,670,282 km (0.062 R)
• M21: 30,452,143 km (0.117 R)
• M22: 32,641,507 km (0.088 R)
• M23: 34,583,587 km (0.037 R)
• M24: 37,087,407 km (0.108 R)
• M25: 45,740,895 km (0.115 R)
• M26: 47,302,996 km (0.074 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591

Radius: 7.4

Gravity: 10.79 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.29 AU - 6.43 AU

Year: 9460 Days

Day: 24.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,615,251 km

• M1: 92,003 km (0.083 R)
• M2: 407,505 km (0.111 R)
• M3: 647,160 km (0.102 R)
• M4: 1,529,937 km (0.035 R)
• M5: 2,557,376 km (0.1 R)
• M6: 3,508,369 km (0.065 R)
• M7: 5,743,361 km (0.053 R)
• M8: 6,016,228 km (0.097 R)
• M9: 8,967,495 km (0.083 R)
• M10: 9,475,828 km (0.119 R)
• M11: 12,031,858 km (0.064 R)
• M12: 19,354,524 km (0.081 R)
• M13: 20,047,012 km (0.081 R)
• M14: 24,821,428 km (0.055 R)
• M15: 26,100,341 km (0.079 R)
• M16: 28,295,689 km (0.115 R)
• M17: 28,888,097 km (0.047 R)
• M18: 30,922,329 km (0.072 R)
• M19: 32,187,777 km (0.099 R)
• M20: 32,617,123 km (0.091 R)
• M21: 40,513,497 km (0.118 R)
• M22: 43,187,559 km (0.061 R)
• M23: 43,448,308 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406.6

Radius: 5.6

Gravity: 12.97 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 6.1 AU - 6.66 AU

Year: 10746 Days

Day: 19.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,615,251 km

• M1: 70,161 km (0.096 R)
• M2: 543,938 km (0.074 R)
• M3: 1,452,296 km (0.084 R)
• M4: 2,071,183 km (0.107 R)
• M5: 3,041,923 km (0.11 R)
• M6: 3,663,951 km (0.05 R)
• M7: 4,422,412 km (0.085 R)
• M8: 5,766,100 km (0.104 R)
• M9: 6,422,685 km (0.069 R)
• M10: 6,824,954 km (0.111 R)
• M11: 8,473,672 km (0.086 R)
• M12: 9,274,918 km (0.12 R)
• M13: 15,363,552 km (0.079 R)
• M14: 20,636,727 km (0.033 R)
• M15: 26,720,573 km (0.078 R)
• M16: 27,283,510 km (0.069 R)
• M17: 34,008,682 km (0.119 R)
• M18: 38,698,127 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.8

Radius: 8

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.04 AU - 7.54 AU

Year: 11799 Days

Day: 16.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,615,251 km

• M1: 99,483 km (0.068 R)
• M2: 404,812 km (0.084 R)
• M3: 863,928 km (0.087 R)
• M4: 1,301,352 km (0.099 R)
• M5: 2,801,519 km (0.075 R)
• M6: 3,421,154 km (0.106 R)
• M7: 4,721,309 km (0.11 R)
• M8: 5,630,714 km (0.088 R)
• M9: 6,004,559 km (0.115 R)
• M10: 7,031,549 km (0.091 R)
• M11: 7,627,696 km (0.091 R)
• M12: 8,257,054 km (0.112 R)
• M13: 8,650,946 km (0.067 R)
• M14: 10,154,105 km (0.092 R)
• M15: 11,230,462 km (0.062 R)
• M16: 13,912,303 km (0.073 R)
• M17: 14,533,433 km (0.107 R)
• M18: 18,285,049 km (0.098 R)
• M19: 19,410,324 km (0.102 R)
• M20: 20,029,061 km (0.09 R)
• M21: 22,047,435 km (0.074 R)
• M22: 22,466,907 km (0.056 R)
• M23: 23,844,704 km (0.043 R)
• M24: 29,010,767 km (0.03 R)
• M25: 30,229,391 km (0.068 R)
• M26: 30,539,209 km (0.067 R)
• M27: 31,060,557 km (0.1 R)
• M28: 31,376,059 km (0.091 R)
• M29: 40,727,871 km (0.036 R)
• M30: 42,901,677 km (0.082 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: 493 - 12,169 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit