🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930

Radius: 10

Gravity: 9.3 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.43 AU - 0.67 AU

Year: 277 Days

Day: 10.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,552,757 km

• M1: 124,316 km (0.086 R)
• M2: 503,098 km (0.091 R)
• M3: 995,873 km (0.104 R)
• M4: 1,453,792 km (0.042 R)
• M5: 1,860,848 km (0.117 R)
• M6: 2,201,033 km (0.114 R)
• M7: 2,675,857 km (0.052 R)
• M8: 3,154,271 km (0.119 R)
• M9: 4,335,945 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.2

Radius: 15

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.73 AU - 1.85 AU

Year: 1624 Days

Day: 5.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 168.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,552,757 km

• M1: 187,745 km (0.082 R)
• M2: 705,952 km (0.119 R)
• M3: 1,266,645 km (0.093 R)
• M4: 2,119,652 km (0.042 R)
• M5: 2,733,003 km (0.072 R)
• M6: 3,285,468 km (0.115 R)
• M7: 3,752,812 km (0.117 R)
• M8: 4,380,974 km (0.039 R)
• M9: 5,057,156 km (0.035 R)
• M10: 5,661,531 km (0.089 R)
• M11: 6,909,028 km (0.063 R)
• M12: 8,242,394 km (0.059 R)
• M13: 8,891,200 km (0.106 R)
• M14: 11,415,664 km (0.092 R)
• M15: 12,144,505 km (0.106 R)
• M16: 13,233,278 km (0.09 R)
• M17: 14,607,035 km (0.089 R)
• M18: 15,698,501 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.2

Radius: 10.2

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.85 AU - 2.05 AU

Year: 1847 Days

Day: 12.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,552,757 km

• M1: 127,009 km (0.097 R)
• M2: 448,195 km (0.05 R)
• M3: 855,550 km (0.043 R)
• M4: 1,335,460 km (0.092 R)
• M5: 1,936,993 km (0.059 R)
• M6: 2,465,523 km (0.06 R)
• M7: 2,791,646 km (0.116 R)
• M8: 3,191,521 km (0.054 R)
• M9: 3,745,033 km (0.099 R)
• M10: 4,125,012 km (0.075 R)
• M11: 5,294,418 km (0.037 R)
• M12: 7,259,087 km (0.076 R)
• M13: 7,606,005 km (0.026 R)
• M14: 9,136,092 km (0.057 R)
• M15: 9,509,189 km (0.118 R)
• M16: 11,175,111 km (0.12 R)
• M17: 11,819,877 km (0.078 R)
• M18: 12,338,384 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.6

Radius: 11.7

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.45 AU - 2.57 AU

Year: 2697 Days

Day: 6 Hours

Environment

Temp: -209 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,552,757 km

• M1: 145,559 km (0.095 R)
• M2: 807,829 km (0.107 R)
• M3: 2,213,300 km (0.076 R)
• M4: 4,579,191 km (0.097 R)
• M5: 5,824,294 km (0.062 R)
• M6: 6,662,790 km (0.092 R)
• M7: 7,363,357 km (0.096 R)
• M8: 8,256,456 km (0.116 R)
• M9: 9,892,758 km (0.053 R)
• M10: 13,390,655 km (0.073 R)
• M11: 13,879,092 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673.8

Radius: 7.7

Gravity: 11.36 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.22 AU - 7.28 AU

Year: 11895 Days

Day: 20.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,552,757 km

• M1: 97,987 km (0.11 R)
• M2: 340,186 km (0.106 R)
• M3: 1,034,619 km (0.115 R)
• M4: 1,481,169 km (0.074 R)
• M5: 1,912,609 km (0.117 R)
• M6: 2,425,580 km (0.117 R)
• M7: 3,514,652 km (0.116 R)
• M8: 4,432,435 km (0.087 R)
• M9: 4,708,593 km (0.114 R)
• M10: 5,893,408 km (0.054 R)
• M11: 8,414,282 km (0.078 R)
• M12: 9,228,094 km (0.12 R)
• M13: 9,833,367 km (0.107 R)
• M14: 10,251,344 km (0.117 R)
• M15: 10,900,449 km (0.119 R)
• M16: 12,280,788 km (0.068 R)
• M17: 14,165,123 km (0.055 R)
• M18: 15,038,625 km (0.09 R)
• M19: 17,492,479 km (0.108 R)
• M20: 21,567,675 km (0.094 R)
• M21: 22,542,155 km (0.106 R)
• M22: 24,388,642 km (0.118 R)
• M23: 24,769,667 km (0.029 R)
• M24: 28,485,080 km (0.104 R)
• M25: 33,719,210 km (0.103 R)
• M26: 35,882,695 km (0.097 R)
• M27: 36,873,332 km (0.112 R)
• M28: 38,264,891 km (0.102 R)
• M29: 40,884,350 km (0.045 R)
• M30: 45,320,226 km (0.081 R)
• M31: 45,607,753 km (0.046 R)
• M32: 48,699,792 km (0.063 R)
• M33: 50,682,263 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 700.4

Radius: 7.3

Gravity: 13.14 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 9.27 AU - 10.79 AU

Year: 21545 Days

Day: 19.7 Hours

Environment

Temp: -245 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 80,552,757 km

• M1: 92,601 km (0.114 R)
• M2: 500,255 km (0.074 R)
• M3: 857,495 km (0.088 R)
• M4: 1,933,852 km (0.111 R)
• M5: 3,225,480 km (0.094 R)
• M6: 4,266,382 km (0.087 R)
• M7: 4,646,809 km (0.083 R)
• M8: 5,515,524 km (0.091 R)
• M9: 5,967,309 km (0.114 R)
• M10: 6,355,067 km (0.107 R)
• M11: 7,521,033 km (0.08 R)
• M12: 8,714,076 km (0.07 R)
• M13: 9,615,104 km (0.09 R)
• M14: 11,017,285 km (0.038 R)
• M15: 13,995,330 km (0.083 R)
• M16: 14,603,146 km (0.105 R)
• M17: 19,453,258 km (0.079 R)
• M18: 21,084,623 km (0.114 R)
• M19: 24,399,263 km (0.098 R)
• M20: 25,839,741 km (0.097 R)
• M21: 26,408,512 km (0.11 R)
• M22: 27,453,304 km (0.098 R)
• M23: 34,171,594 km (0.09 R)
• M24: 37,111,342 km (0.028 R)
• M25: 37,981,254 km (0.069 R)
• M26: 38,568,575 km (0.118 R)
• M27: 40,215,348 km (0.102 R)
• M28: 40,519,630 km (0.063 R)
• M29: 44,292,788 km (0.1 R)
• M30: 45,271,457 km (0.099 R)
• M31: 50,381,571 km (0.105 R)
• M32: 53,625,302 km (0.084 R)
• M33: 54,179,113 km (0.057 R)
• M34: 55,863,286 km (0.095 R)
• M35: 58,747,533 km (0.112 R)
• M36: 59,336,051 km (0.049 R)
• M37: 62,745,536 km (0.063 R)
• M38: 64,602,344 km (0.109 R)
• M39: 68,642,085 km (0.079 R)
• M40: 71,056,146 km (0.086 R)
• M41: 80,311,617 km (0.073 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 10,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit