🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250

Radius: 9.7

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.14 AU - 1.37 AU

Year: 948 Days

Day: 10.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,946,223 km

• M1: 120,576 km (0.056 R)
• M2: 423,362 km (0.066 R)
• M3: 733,329 km (0.102 R)
• M4: 1,093,710 km (0.119 R)
• M5: 1,403,527 km (0.091 R)
• M6: 2,052,034 km (0.114 R)
• M7: 2,755,443 km (0.091 R)
• M8: 3,097,723 km (0.106 R)
• M9: 3,572,248 km (0.071 R)
• M10: 4,604,473 km (0.064 R)
• M11: 5,715,387 km (0.093 R)
• M12: 6,649,177 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.2

Radius: 9.6

Gravity: 8.28 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.11 AU - 3.33 AU

Year: 3919 Days

Day: 13.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,946,223 km

• M1: 119,529 km (0.063 R)
• M2: 463,155 km (0.046 R)
• M3: 1,179,130 km (0.112 R)
• M4: 2,068,191 km (0.118 R)
• M5: 2,407,030 km (0.027 R)
• M6: 3,012,752 km (0.043 R)
• M7: 3,352,039 km (0.089 R)
• M8: 4,108,257 km (0.076 R)
• M9: 4,672,839 km (0.12 R)
• M10: 6,311,684 km (0.079 R)
• M11: 6,775,138 km (0.103 R)
• M12: 7,735,706 km (0.101 R)
• M13: 8,822,235 km (0.066 R)
• M14: 9,362,732 km (0.106 R)
• M15: 12,451,031 km (0.104 R)
• M16: 12,934,531 km (0.115 R)
• M17: 13,531,277 km (0.107 R)
• M18: 14,355,262 km (0.117 R)
• M19: 14,672,858 km (0.079 R)
• M20: 15,709,422 km (0.069 R)
• M21: 16,503,787 km (0.114 R)
• M22: 16,910,992 km (0.06 R)
• M23: 17,624,574 km (0.049 R)
• M24: 21,913,096 km (0.115 R)
• M25: 23,120,949 km (0.108 R)
• M26: 24,749,322 km (0.119 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.5

Radius: 3.1

Gravity: 43.03 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.23 AU - 8.13 AU

Year: 14436 Days

Day: 22.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,946,223 km

• M1: 38,596 km (0.116 R)
• M2: 162,912 km (0.114 R)
• M3: 762,351 km (0.091 R)
• M4: 1,248,095 km (0.12 R)
• M5: 1,448,556 km (0.089 R)
• M6: 1,879,847 km (0.084 R)
• M7: 2,035,129 km (0.076 R)
• M8: 3,680,856 km (0.081 R)
• M9: 4,265,185 km (0.039 R)
• M10: 4,941,068 km (0.078 R)
• M11: 5,203,612 km (0.104 R)
• M12: 5,475,432 km (0.119 R)
• M13: 5,792,430 km (0.114 R)
• M14: 7,142,102 km (0.076 R)
• M15: 11,774,400 km (0.087 R)
• M16: 13,277,260 km (0.108 R)
• M17: 14,634,711 km (0.052 R)
• M18: 15,450,468 km (0.115 R)
• M19: 17,246,391 km (0.103 R)
• M20: 18,779,619 km (0.096 R)
• M21: 20,069,901 km (0.072 R)
• M22: 21,075,498 km (0.117 R)
• M23: 29,176,970 km (0.108 R)
• M24: 33,618,531 km (0.084 R)
• M25: 35,999,232 km (0.094 R)
• M26: 37,480,251 km (0.1 R)
• M27: 37,730,977 km (0.096 R)
• M28: 38,873,156 km (0.1 R)
• M29: 39,388,072 km (0.104 R)
• M30: 40,300,021 km (0.118 R)
• M31: 47,961,227 km (0.073 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953.5

Radius: 7.9

Gravity: 15.28 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 6.94 AU - 9.9 AU

Year: 16571 Days

Day: 17.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,946,223 km

• M1: 99,333 km (0.084 R)
• M2: 345,870 km (0.107 R)
• M3: 628,012 km (0.037 R)
• M4: 1,398,590 km (0.12 R)
• M5: 1,849,179 km (0.091 R)
• M6: 3,828,359 km (0.097 R)
• M7: 5,181,771 km (0.032 R)
• M8: 5,844,041 km (0.086 R)
• M9: 6,132,615 km (0.119 R)
• M10: 7,479,146 km (0.107 R)
• M11: 8,324,224 km (0.068 R)
• M12: 8,743,248 km (0.058 R)
• M13: 10,805,604 km (0.082 R)
• M14: 11,304,513 km (0.104 R)
• M15: 11,559,727 km (0.078 R)
• M16: 11,949,728 km (0.097 R)
• M17: 19,535,836 km (0.087 R)
• M18: 24,261,334 km (0.083 R)
• M19: 33,476,264 km (0.098 R)
• M20: 36,721,640 km (0.054 R)
• M21: 38,420,473 km (0.038 R)
• M22: 38,998,071 km (0.085 R)
• M23: 39,435,195 km (0.088 R)
• M24: 40,915,766 km (0.12 R)
• M25: 45,740,596 km (0.12 R)
• M26: 46,880,233 km (0.102 R)
• M27: 50,758,109 km (0.074 R)
• M28: 55,945,564 km (0.063 R)
• M29: 56,874,268 km (0.029 R)
• M30: 59,145,014 km (0.097 R)
• M31: 70,760,391 km (0.049 R)
• M32: 73,607,089 km (0.074 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 17,368 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit