🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.5

Radius: 9.3

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.83 AU - 1.27 AU

Year: 717 Days

Day: 7.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,881,960 km

• M1: 115,639 km (0.091 R)
• M2: 436,377 km (0.103 R)
• M3: 920,625 km (0.078 R)
• M4: 1,240,166 km (0.073 R)
• M5: 1,650,962 km (0.089 R)
• M6: 2,102,897 km (0.105 R)
• M7: 3,552,351 km (0.104 R)
• M8: 3,866,656 km (0.112 R)
• M9: 4,293,758 km (0.09 R)
• M10: 4,617,937 km (0.109 R)
• M11: 5,500,863 km (0.106 R)
• M12: 6,122,293 km (0.075 R)
• M13: 6,661,144 km (0.11 R)
• M14: 7,551,551 km (0.076 R)
• M15: 7,881,414 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273

Radius: 10.3

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.27 AU - 1.91 AU

Year: 1337 Days

Day: 10.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,881,960 km

• M1: 128,355 km (0.118 R)
• M2: 460,911 km (0.068 R)
• M3: 1,204,712 km (0.094 R)
• M4: 1,616,704 km (0.072 R)
• M5: 2,182,334 km (0.073 R)
• M6: 2,648,929 km (0.069 R)
• M7: 3,141,854 km (0.092 R)
• M8: 4,057,842 km (0.091 R)
• M9: 4,427,499 km (0.037 R)
• M10: 7,610,193 km (0.078 R)
• M11: 8,124,511 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.7

Radius: 8.6

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.6 AU - 1.64 AU

Year: 1375 Days

Day: 11.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,881,960 km

• M1: 107,561 km (0.029 R)
• M2: 468,391 km (0.109 R)
• M3: 913,445 km (0.054 R)
• M4: 1,239,418 km (0.118 R)
• M5: 1,942,528 km (0.111 R)
• M6: 2,653,118 km (0.07 R)
• M7: 3,700,154 km (0.069 R)
• M8: 4,272,814 km (0.105 R)
• M9: 4,922,518 km (0.082 R)
• M10: 5,636,698 km (0.033 R)
• M11: 6,165,078 km (0.074 R)
• M12: 7,118,764 km (0.094 R)
• M13: 10,341,850 km (0.089 R)
• M14: 10,733,049 km (0.107 R)
• M15: 11,372,430 km (0.068 R)
• M16: 11,649,186 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393

Radius: 9.1

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.29 AU - 4.37 AU

Year: 4998 Days

Day: 5.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,881,960 km

• M1: 114,293 km (0.12 R)
• M2: 760,855 km (0.113 R)
• M3: 1,398,740 km (0.094 R)
• M4: 2,739,137 km (0.034 R)
• M5: 3,272,304 km (0.085 R)
• M6: 3,809,959 km (0.096 R)
• M7: 4,498,707 km (0.068 R)
• M8: 5,400,034 km (0.055 R)
• M9: 8,352,498 km (0.065 R)
• M10: 9,472,836 km (0.09 R)
• M11: 10,232,494 km (0.09 R)
• M12: 10,522,415 km (0.09 R)
• M13: 11,032,095 km (0.097 R)
• M14: 11,381,107 km (0.083 R)
• M15: 12,566,221 km (0.045 R)
• M16: 13,043,289 km (0.084 R)
• M17: 13,581,991 km (0.06 R)
• M18: 17,247,288 km (0.046 R)
• M19: 19,306,204 km (0.087 R)
• M20: 19,877,368 km (0.083 R)
• M21: 21,456,075 km (0.104 R)
• M22: 22,345,284 km (0.047 R)
• M23: 24,935,721 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.6

Radius: 6.8

Gravity: 14.42 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.5 AU - 6.76 AU

Year: 10121 Days

Day: 21.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 47,881,960 km

• M1: 86,318 km (0.043 R)
• M2: 345,122 km (0.081 R)
• M3: 559,646 km (0.116 R)
• M4: 822,489 km (0.042 R)
• M5: 1,145,022 km (0.103 R)
• M6: 1,650,813 km (0.087 R)
• M7: 2,259,377 km (0.067 R)
• M8: 2,985,824 km (0.097 R)
• M9: 4,211,928 km (0.1 R)
• M10: 5,436,985 km (0.045 R)
• M11: 5,673,499 km (0.112 R)
• M12: 6,203,824 km (0.092 R)
• M13: 6,499,878 km (0.118 R)
• M14: 7,120,260 km (0.104 R)
• M15: 7,486,177 km (0.093 R)
• M16: 9,410,454 km (0.099 R)
• M17: 10,051,631 km (0.101 R)
• M18: 11,040,772 km (0.07 R)
• M19: 11,922,651 km (0.111 R)
• M20: 12,850,756 km (0.053 R)
• M21: 14,331,925 km (0.113 R)
• M22: 17,555,759 km (0.114 R)
• M23: 24,100,815 km (0.113 R)
• M24: 27,021,265 km (0.058 R)
• M25: 27,811,591 km (0.111 R)
• M26: 33,666,851 km (0.111 R)
• M27: 35,161,633 km (0.087 R)
• M28: 37,303,875 km (0.091 R)
• M29: 40,421,195 km (0.097 R)
• M30: 40,935,513 km (0.075 R)
• M31: 41,584,618 km (0.055 R)
• M32: 46,181,760 km (0.097 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 11,539 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit