🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.2

Radius: 11.5

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.6 AU - 0.62 AU

Year: 318 Days

Day: 10.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 93,799,253 km

• M1: 143,016 km (0.098 R)
• M2: 606,769 km (0.089 R)
• M3: 1,593,367 km (0.059 R)
• M4: 2,127,431 km (0.037 R)
• M5: 2,597,617 km (0.045 R)
• M6: 3,301,027 km (0.094 R)
• M7: 4,030,765 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.4

Radius: 13.4

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.54 AU - 0.84 AU

Year: 382 Days

Day: 7.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 93,799,253 km

• M1: 187,446 km (0.119 R)
• M2: 638,484 km (0.11 R)
• M3: 1,079,349 km (0.09 R)
• M4: 1,669,961 km (0.12 R)
• M5: 2,187,869 km (0.092 R)
• M6: 4,164,206 km (0.112 R)
• M7: 4,594,151 km (0.048 R)
• M8: 5,366,824 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.6

Radius: 12.1

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.83 AU - 1.07 AU

Year: 617 Days

Day: 10.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 93,799,253 km

• M1: 152,739 km (0.084 R)
• M2: 546,331 km (0.093 R)
• M3: 923,617 km (0.085 R)
• M4: 1,632,113 km (0.085 R)
• M5: 2,159,146 km (0.077 R)
• M6: 2,646,087 km (0.108 R)
• M7: 3,317,183 km (0.098 R)
• M8: 4,260,398 km (0.063 R)
• M9: 5,374,453 km (0.052 R)
• M10: 6,047,195 km (0.055 R)
• M11: 7,086,750 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.7

Radius: 8.7

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.76 AU - 2.48 AU

Year: 2058 Days

Day: 11 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 93,799,253 km

• M1: 108,159 km (0.058 R)
• M2: 392,395 km (0.05 R)
• M3: 716,424 km (0.111 R)
• M4: 1,313,469 km (0.118 R)
• M5: 1,835,267 km (0.069 R)
• M6: 2,489,309 km (0.03 R)
• M7: 2,883,948 km (0.116 R)
• M8: 3,246,872 km (0.101 R)
• M9: 3,655,723 km (0.078 R)
• M10: 4,413,586 km (0.092 R)
• M11: 4,744,646 km (0.053 R)
• M12: 5,092,162 km (0.091 R)
• M13: 8,267,377 km (0.074 R)
• M14: 8,743,397 km (0.079 R)
• M15: 9,326,679 km (0.101 R)
• M16: 9,873,459 km (0.054 R)
• M17: 10,832,382 km (0.081 R)
• M18: 11,131,727 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.8

Radius: 10.9

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.92 AU - 5.14 AU

Year: 7523 Days

Day: 6.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,799,253 km

• M1: 135,536 km (0.119 R)
• M2: 501,602 km (0.116 R)
• M3: 1,263,204 km (0.099 R)
• M4: 1,971,700 km (0.106 R)
• M5: 2,650,276 km (0.094 R)
• M6: 3,478,300 km (0.119 R)
• M7: 4,706,050 km (0.115 R)
• M8: 5,463,314 km (0.039 R)
• M9: 6,630,626 km (0.03 R)
• M10: 9,156,287 km (0.114 R)
• M11: 9,668,361 km (0.06 R)
• M12: 10,064,945 km (0.103 R)
• M13: 10,426,523 km (0.111 R)
• M14: 12,366,508 km (0.104 R)
• M15: 13,045,982 km (0.08 R)
• M16: 14,252,040 km (0.045 R)
• M17: 15,293,091 km (0.114 R)
• M18: 16,322,025 km (0.112 R)
• M19: 17,075,849 km (0.055 R)
• M20: 19,199,241 km (0.109 R)
• M21: 19,616,170 km (0.1 R)
• M22: 21,792,221 km (0.104 R)
• M23: 22,938,590 km (0.112 R)
• M24: 26,877,202 km (0.118 R)
• M25: 28,734,011 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 926.6

Radius: 4.8

Gravity: 40.22 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 8.3 AU - 13.22 AU

Year: 23537 Days

Day: 21.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 93,799,253 km

• M1: 59,690 km (0.088 R)
• M2: 376,089 km (0.062 R)
• M3: 553,512 km (0.116 R)
• M4: 765,492 km (0.08 R)
• M5: 915,539 km (0.119 R)
• M6: 1,421,479 km (0.063 R)
• M7: 1,577,809 km (0.097 R)
• M8: 2,369,630 km (0.117 R)
• M9: 2,879,460 km (0.106 R)
• M10: 3,131,383 km (0.102 R)
• M11: 3,776,598 km (0.109 R)
• M12: 6,194,997 km (0.045 R)
• M13: 6,520,373 km (0.114 R)
• M14: 7,004,621 km (0.088 R)
• M15: 7,722,541 km (0.095 R)
• M16: 8,044,775 km (0.099 R)
• M17: 9,916,843 km (0.087 R)
• M18: 14,253,685 km (0.075 R)
• M19: 14,575,620 km (0.099 R)
• M20: 16,521,888 km (0.098 R)
• M21: 18,160,882 km (0.105 R)
• M22: 25,448,094 km (0.058 R)
• M23: 26,887,076 km (0.064 R)
• M24: 27,751,153 km (0.092 R)
• M25: 29,534,360 km (0.118 R)
• M26: 38,199,367 km (0.068 R)
• M27: 38,354,052 km (0.115 R)
• M28: 51,179,526 km (0.09 R)
• M29: 51,367,421 km (0.1 R)
• M30: 59,891,508 km (0.112 R)
• M31: 61,574,932 km (0.074 R)
• M32: 67,488,686 km (0.068 R)
• M33: 68,395,847 km (0.071 R)
• M34: 72,578,604 km (0.092 R)
• M35: 85,878,154 km (0.043 R)
• M36: 87,478,851 km (0.109 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 17,229 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit