🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.4

Radius: 10.9

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.57 AU - 0.73 AU

Year: 355 Days

Day: 10 Hours

Environment

Temp: -160 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,412,748 km

• M1: 137,929 km (0.111 R)
• M2: 563,685 km (0.098 R)
• M3: 1,072,168 km (0.095 R)
• M4: 1,411,306 km (0.025 R)
• M5: 1,786,498 km (0.066 R)
• M6: 2,185,625 km (0.06 R)
• M7: 2,733,602 km (0.096 R)
• M8: 3,211,717 km (0.097 R)
• M9: 3,646,149 km (0.099 R)
• M10: 4,000,696 km (0.091 R)
• M11: 4,392,343 km (0.093 R)
• M12: 4,959,469 km (0.062 R)
• M13: 5,607,826 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.9

Radius: 10.8

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.4 AU - 2.06 AU

Year: 1543 Days

Day: 14.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,412,748 km

• M1: 134,339 km (0.072 R)
• M2: 562,039 km (0.084 R)
• M3: 947,553 km (0.118 R)
• M4: 1,311,225 km (0.028 R)
• M5: 2,088,087 km (0.105 R)
• M6: 2,432,910 km (0.115 R)
• M7: 3,588,853 km (0.09 R)
• M8: 3,963,596 km (0.085 R)
• M9: 5,078,997 km (0.056 R)
• M10: 5,575,363 km (0.08 R)
• M11: 6,056,470 km (0.06 R)
• M12: 6,466,218 km (0.066 R)
• M13: 7,779,688 km (0.112 R)
• M14: 8,708,990 km (0.111 R)
• M15: 9,581,444 km (0.084 R)
• M16: 10,545,304 km (0.075 R)
• M17: 11,318,874 km (0.055 R)
• M18: 12,129,695 km (0.083 R)
• M19: 12,549,466 km (0.089 R)
• M20: 13,825,985 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.7

Radius: 8.9

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.47 AU - 2.61 AU

Year: 2746 Days

Day: 10.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,412,748 km

• M1: 110,702 km (0.053 R)
• M2: 474,375 km (0.113 R)
• M3: 760,556 km (0.047 R)
• M4: 1,134,550 km (0.086 R)
• M5: 1,783,207 km (0.104 R)
• M6: 2,277,179 km (0.096 R)
• M7: 2,705,477 km (0.115 R)
• M8: 3,289,807 km (0.032 R)
• M9: 4,342,078 km (0.11 R)
• M10: 4,888,559 km (0.111 R)
• M11: 5,406,766 km (0.072 R)
• M12: 5,704,616 km (0.079 R)
• M13: 6,949,569 km (0.088 R)
• M14: 8,011,714 km (0.095 R)
• M15: 8,366,859 km (0.108 R)
• M16: 10,996,939 km (0.107 R)
• M17: 12,736,763 km (0.104 R)
• M18: 13,947,757 km (0.082 R)
• M19: 15,135,864 km (0.069 R)
• M20: 15,579,721 km (0.115 R)
• M21: 17,875,599 km (0.063 R)
• M22: 18,651,115 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.6

Radius: 8.8

Gravity: 11.97 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.4 AU - 2.68 AU

Year: 2746 Days

Day: 8.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,412,748 km

• M1: 109,506 km (0.068 R)
• M2: 413,638 km (0.061 R)
• M3: 729,290 km (0.075 R)
• M4: 1,016,518 km (0.115 R)
• M5: 1,381,088 km (0.106 R)
• M6: 1,679,236 km (0.098 R)
• M7: 2,667,480 km (0.116 R)
• M8: 3,117,919 km (0.081 R)
• M9: 3,464,836 km (0.101 R)
• M10: 3,756,702 km (0.107 R)
• M11: 4,301,836 km (0.03 R)
• M12: 4,995,372 km (0.088 R)
• M13: 5,420,380 km (0.033 R)
• M14: 6,285,953 km (0.054 R)
• M15: 7,984,637 km (0.066 R)
• M16: 8,814,157 km (0.076 R)
• M17: 9,212,985 km (0.095 R)
• M18: 9,510,685 km (0.108 R)
• M19: 11,996,253 km (0.062 R)
• M20: 12,943,657 km (0.09 R)
• M21: 14,086,734 km (0.078 R)
• M22: 15,295,634 km (0.111 R)
• M23: 15,872,334 km (0.116 R)
• M24: 17,068,967 km (0.087 R)
• M25: 17,518,659 km (0.082 R)
• M26: 17,976,279 km (0.037 R)
• M27: 19,641,004 km (0.063 R)
• M28: 20,637,176 km (0.08 R)
• M29: 21,019,249 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.9

Radius: 8.3

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.46 AU - 3.94 AU

Year: 3883 Days

Day: 10.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,412,748 km

• M1: 103,372 km (0.119 R)
• M2: 367,113 km (0.065 R)
• M3: 640,728 km (0.107 R)
• M4: 910,752 km (0.099 R)
• M5: 1,424,022 km (0.11 R)
• M6: 1,694,645 km (0.088 R)
• M7: 2,159,445 km (0.068 R)
• M8: 2,489,608 km (0.09 R)
• M9: 2,869,886 km (0.119 R)
• M10: 3,162,349 km (0.043 R)
• M11: 4,561,089 km (0.108 R)
• M12: 4,936,879 km (0.078 R)
• M13: 5,333,314 km (0.079 R)
• M14: 5,913,005 km (0.067 R)
• M15: 6,563,158 km (0.055 R)
• M16: 6,951,215 km (0.059 R)
• M17: 7,228,868 km (0.042 R)
• M18: 8,872,500 km (0.099 R)
• M19: 10,874,419 km (0.115 R)
• M20: 11,207,124 km (0.12 R)
• M21: 12,515,507 km (0.037 R)
• M22: 14,564,549 km (0.106 R)
• M23: 15,747,719 km (0.085 R)
• M24: 16,120,068 km (0.09 R)
• M25: 17,272,869 km (0.078 R)
• M26: 17,555,310 km (0.036 R)
• M27: 19,254,443 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 566.9

Radius: 5

Gravity: 22.68 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.88 AU - 7.66 AU

Year: 13295 Days

Day: 15.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 54,412,748 km

• M1: 64,776 km (0.112 R)
• M2: 245,640 km (0.072 R)
• M3: 681,269 km (0.032 R)
• M4: 911,350 km (0.047 R)
• M5: 1,589,178 km (0.086 R)
• M6: 2,105,440 km (0.032 R)
• M7: 2,705,029 km (0.114 R)
• M8: 2,951,267 km (0.119 R)
• M9: 3,462,892 km (0.078 R)
• M10: 4,175,875 km (0.05 R)
• M11: 4,981,908 km (0.071 R)
• M12: 6,378,554 km (0.082 R)
• M13: 9,917,142 km (0.049 R)
• M14: 10,287,247 km (0.081 R)
• M15: 10,448,663 km (0.045 R)
• M16: 11,167,930 km (0.101 R)
• M17: 12,277,796 km (0.093 R)
• M18: 12,581,630 km (0.093 R)
• M19: 13,204,406 km (0.054 R)
• M20: 13,587,825 km (0.106 R)
• M21: 14,176,642 km (0.067 R)
• M22: 15,195,853 km (0.065 R)
• M23: 18,465,763 km (0.113 R)
• M24: 21,908,309 km (0.088 R)
• M25: 22,445,365 km (0.114 R)
• M26: 23,267,555 km (0.091 R)
• M27: 25,755,218 km (0.079 R)
• M28: 27,268,251 km (0.083 R)
• M29: 33,440,210 km (0.102 R)
• M30: 34,151,997 km (0.111 R)
• M31: 34,752,932 km (0.069 R)
• M32: 37,608,007 km (0.098 R)
• M33: 41,698,013 km (0.085 R)
• M34: 42,384,368 km (0.1 R)
• M35: 48,148,075 km (0.043 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: 322 - 15,292 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit