🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.1

Radius: 14.5

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4 AU - 6.36 AU

Year: 4264 Days

Day: 7.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 113,657,955 km

• M1: 181,013 km (0.083 R)
• M2: 640,728 km (0.114 R)
• M3: 1,169,407 km (0.09 R)
• M4: 1,757,177 km (0.043 R)
• M5: 3,195,710 km (0.105 R)
• M6: 5,905,226 km (0.115 R)
• M7: 6,489,256 km (0.05 R)
• M8: 8,201,554 km (0.072 R)
• M9: 9,017,161 km (0.101 R)
• M10: 9,610,766 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.9

Radius: 8.4

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.81 AU - 6.89 AU

Year: 5117 Days

Day: 14.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 113,657,955 km

• M1: 121,473 km (0.06 R)
• M2: 452,384 km (0.032 R)
• M3: 759,658 km (0.082 R)
• M4: 1,238,521 km (0.042 R)
• M5: 1,698,833 km (0.088 R)
• M6: 1,976,487 km (0.068 R)
• M7: 2,426,477 km (0.092 R)
• M8: 3,150,382 km (0.074 R)
• M9: 5,948,759 km (0.088 R)
• M10: 6,375,562 km (0.053 R)
• M11: 7,087,199 km (0.079 R)
• M12: 7,708,180 km (0.077 R)
• M13: 9,582,192 km (0.111 R)
• M14: 12,170,684 km (0.078 R)
• M15: 12,809,168 km (0.116 R)
• M16: 14,638,900 km (0.105 R)
• M17: 18,938,642 km (0.059 R)
• M18: 21,943,165 km (0.092 R)
• M19: 22,594,664 km (0.117 R)
• M20: 24,859,725 km (0.054 R)
• M21: 26,047,084 km (0.102 R)
• M22: 28,534,747 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.1

Radius: 15

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 8.65 AU - 10.07 AU

Year: 10356 Days

Day: 12.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 113,657,955 km

• M1: 186,549 km (0.086 R)
• M2: 698,772 km (0.106 R)
• M3: 1,287,290 km (0.12 R)
• M4: 1,850,226 km (0.103 R)
• M5: 3,293,846 km (0.062 R)
• M6: 4,522,792 km (0.103 R)
• M7: 5,192,841 km (0.088 R)
• M8: 7,183,241 km (0.104 R)
• M9: 8,467,239 km (0.077 R)
• M10: 11,895,574 km (0.097 R)
• M11: 12,678,569 km (0.083 R)
• M12: 13,177,478 km (0.1 R)
• M13: 15,943,094 km (0.084 R)
• M14: 20,402,756 km (0.118 R)
• M15: 26,736,730 km (0.053 R)
• M16: 28,930,732 km (0.076 R)
• M17: 30,458,575 km (0.11 R)
• M18: 31,129,671 km (0.12 R)
• M19: 31,810,491 km (0.047 R)
• M20: 32,501,334 km (0.084 R)
• M21: 35,242,566 km (0.057 R)
• M22: 38,005,638 km (0.104 R)
• M23: 43,394,303 km (0.113 R)
• M24: 44,673,365 km (0.117 R)
• M25: 47,755,530 km (0.059 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539

Radius: 7.9

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 13.11 AU - 16.83 AU

Year: 20947 Days

Day: 20.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 171.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 113,657,955 km

• M1: 104,419 km (0.094 R)
• M2: 383,569 km (0.118 R)
• M3: 787,633 km (0.118 R)
• M4: 1,269,936 km (0.075 R)
• M5: 1,669,512 km (0.087 R)
• M6: 1,974,542 km (0.102 R)
• M7: 2,338,065 km (0.062 R)
• M8: 3,121,060 km (0.055 R)
• M9: 3,616,379 km (0.071 R)
• M10: 4,099,580 km (0.065 R)
• M11: 4,728,489 km (0.053 R)
• M12: 5,810,381 km (0.03 R)
• M13: 9,695,288 km (0.097 R)
• M14: 11,490,463 km (0.04 R)
• M15: 11,874,331 km (0.095 R)
• M16: 12,200,903 km (0.105 R)
• M17: 16,119,320 km (0.081 R)
• M18: 20,615,634 km (0.107 R)
• M19: 23,968,571 km (0.043 R)
• M20: 35,904,237 km (0.081 R)
• M21: 37,140,364 km (0.119 R)
• M22: 42,826,130 km (0.094 R)
• M23: 43,440,230 km (0.077 R)
• M24: 48,731,955 km (0.067 R)
• M25: 49,401,256 km (0.098 R)
• M26: 50,929,548 km (0.103 R)
• M27: 52,664,135 km (0.115 R)
• M28: 53,901,609 km (0.085 R)
• M29: 54,437,917 km (0.056 R)
• M30: 56,987,514 km (0.069 R)
• M31: 61,736,498 km (0.046 R)
• M32: 62,716,963 km (0.075 R)
• M33: 66,742,641 km (0.091 R)
• M34: 67,775,315 km (0.091 R)
• M35: 69,872,677 km (0.067 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 905

Radius: 6.9

Gravity: 19.01 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 19.17 AU - 20.35 AU

Year: 31767 Days

Day: 23.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 113,657,955 km

• M1: 85,869 km (0.1 R)
• M2: 568,622 km (0.09 R)
• M3: 980,764 km (0.114 R)
• M4: 1,903,334 km (0.081 R)
• M5: 3,807,415 km (0.055 R)
• M6: 4,628,857 km (0.05 R)
• M7: 4,872,253 km (0.089 R)
• M8: 5,563,246 km (0.098 R)
• M9: 8,144,706 km (0.097 R)
• M10: 8,620,876 km (0.113 R)
• M11: 10,297,719 km (0.098 R)
• M12: 11,578,726 km (0.105 R)
• M13: 12,411,986 km (0.066 R)
• M14: 12,962,655 km (0.113 R)
• M15: 13,203,508 km (0.068 R)
• M16: 13,447,502 km (0.051 R)
• M17: 14,799,568 km (0.12 R)
• M18: 15,329,144 km (0.027 R)
• M19: 16,898,575 km (0.087 R)
• M20: 17,870,214 km (0.12 R)
• M21: 20,353,090 km (0.111 R)
• M22: 22,823,100 km (0.066 R)
• M23: 24,372,934 km (0.087 R)
• M24: 24,863,465 km (0.1 R)
• M25: 25,111,349 km (0.081 R)
• M26: 29,028,569 km (0.056 R)
• M27: 42,653,195 km (0.118 R)
• M28: 45,365,704 km (0.117 R)
• M29: 52,951,812 km (0.069 R)
• M30: 53,981,644 km (0.106 R)
• M31: 57,151,323 km (0.111 R)
• M32: 62,021,033 km (0.101 R)
• M33: 81,235,085 km (0.12 R)
• M34: 86,804,015 km (0.077 R)
• M35: 93,217,874 km (0.086 R)
• M36: 94,718,341 km (0.044 R)

Kuiper Belt

Range: 30.3 - 60.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 12,198 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit