🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638

Radius: 8.5

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.9 AU - 1.18 AU

Year: 674 Days

Day: 13.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,500,451 km

• M1: 106,364 km (0.115 R)
• M2: 370,704 km (0.104 R)
• M3: 668,403 km (0.094 R)
• M4: 1,108,520 km (0.039 R)
• M5: 1,378,395 km (0.09 R)
• M6: 1,644,978 km (0.089 R)
• M7: 1,991,297 km (0.031 R)
• M8: 2,729,563 km (0.093 R)
• M9: 3,020,830 km (0.115 R)
• M10: 3,332,891 km (0.085 R)
• M11: 4,201,157 km (0.068 R)
• M12: 4,591,308 km (0.045 R)
• M13: 4,937,478 km (0.08 R)
• M14: 5,426,064 km (0.061 R)
• M15: 5,775,675 km (0.115 R)
• M16: 6,081,752 km (0.033 R)
• M17: 6,378,554 km (0.112 R)
• M18: 6,852,480 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.4

Radius: 12

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.31 AU - 1.57 AU

Year: 1099 Days

Day: 10 Hours

Environment

Temp: -166 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,500,451 km

• M1: 170,691 km (0.11 R)
• M2: 751,879 km (0.114 R)
• M3: 1,136,196 km (0.11 R)
• M4: 2,110,078 km (0.079 R)
• M5: 2,646,386 km (0.047 R)
• M6: 3,120,612 km (0.068 R)
• M7: 3,517,046 km (0.102 R)
• M8: 4,326,670 km (0.116 R)
• M9: 5,217,675 km (0.12 R)
• M10: 5,863,189 km (0.079 R)
• M11: 6,606,691 km (0.086 R)
• M12: 8,631,648 km (0.059 R)
• M13: 9,361,536 km (0.08 R)
• M14: 10,315,820 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.2

Radius: 15

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.54 AU - 1.7 AU

Year: 1311 Days

Day: 13.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,500,451 km

• M1: 186,549 km (0.107 R)
• M2: 676,332 km (0.092 R)
• M3: 1,282,203 km (0.103 R)
• M4: 2,056,672 km (0.071 R)
• M5: 2,646,536 km (0.07 R)
• M6: 3,609,797 km (0.066 R)
• M7: 4,569,766 km (0.041 R)
• M8: 5,273,026 km (0.111 R)
• M9: 6,392,467 km (0.075 R)
• M10: 6,971,560 km (0.066 R)
• M11: 7,454,911 km (0.094 R)
• M12: 8,864,272 km (0.077 R)
• M13: 9,432,595 km (0.1 R)
• M14: 10,843,003 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.7

Radius: 4.9

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.02 AU - 8.06 AU

Year: 14495 Days

Day: 17.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 69,500,451 km

• M1: 61,335 km (0.101 R)
• M2: 1,390,063 km (0.092 R)
• M3: 2,018,075 km (0.101 R)
• M4: 3,150,531 km (0.117 R)
• M5: 3,789,912 km (0.076 R)
• M6: 6,636,012 km (0.074 R)
• M7: 11,071,439 km (0.07 R)
• M8: 11,544,468 km (0.075 R)
• M9: 17,439,521 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425.2

Radius: 5.1

Gravity: 16.35 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 9.94 AU - 11.4 AU

Year: 22161 Days

Day: 23.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,500,451 km

• M1: 63,429 km (0.096 R)
• M2: 279,449 km (0.107 R)
• M3: 503,098 km (0.117 R)
• M4: 897,288 km (0.113 R)
• M5: 1,097,151 km (0.082 R)
• M6: 1,415,046 km (0.098 R)
• M7: 1,809,985 km (0.112 R)
• M8: 2,052,932 km (0.057 R)
• M9: 3,196,308 km (0.071 R)
• M10: 4,441,112 km (0.077 R)
• M11: 5,244,752 km (0.06 R)
• M12: 10,696,397 km (0.072 R)
• M13: 11,180,496 km (0.112 R)
• M14: 12,922,713 km (0.069 R)
• M15: 16,452,624 km (0.043 R)
• M16: 17,261,051 km (0.063 R)
• M17: 17,758,763 km (0.093 R)
• M18: 18,869,677 km (0.118 R)
• M19: 26,088,821 km (0.086 R)
• M20: 32,762,083 km (0.101 R)
• M21: 39,337,658 km (0.113 R)
• M22: 40,488,514 km (0.072 R)
• M23: 43,008,191 km (0.096 R)
• M24: 46,740,508 km (0.064 R)
• M25: 47,382,882 km (0.116 R)
• M26: 52,561,810 km (0.108 R)
• M27: 59,973,786 km (0.079 R)
• M28: 60,732,098 km (0.106 R)
• M29: 62,268,019 km (0.107 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: 390 - 16,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit