🌌 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: 973

Radius: 8.3

Gravity: 14.12 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.5 AU - 0.6 AU

Year: 277 Days

Day: 11.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,860,935 km

• M1: 103,223 km (0.074 R)
• M2: 385,065 km (0.081 R)
• M3: 660,624 km (0.081 R)
• M4: 1,114,504 km (0.097 R)
• M5: 1,374,056 km (0.118 R)
• M6: 1,758,373 km (0.107 R)
• M7: 2,306,201 km (0.12 R)
• M8: 3,045,813 km (0.107 R)
• M9: 3,516,448 km (0.083 R)
• M10: 3,775,701 km (0.074 R)
• M11: 4,214,322 km (0.105 R)
• M12: 4,785,337 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.3

Radius: 14.2

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.54 AU - 2.62 AU

Year: 2811 Days

Day: 5.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,860,935 km

• M1: 176,675 km (0.098 R)
• M2: 782,397 km (0.084 R)
• M3: 1,280,857 km (0.089 R)
• M4: 1,806,843 km (0.062 R)
• M5: 2,406,581 km (0.12 R)
• M6: 3,603,663 km (0.113 R)
• M7: 4,767,684 km (0.083 R)
• M8: 6,334,423 km (0.09 R)
• M9: 7,358,869 km (0.059 R)
• M10: 8,222,497 km (0.049 R)
• M11: 9,188,301 km (0.087 R)
• M12: 10,539,918 km (0.106 R)
• M13: 11,722,040 km (0.11 R)
• M14: 12,721,055 km (0.115 R)
• M15: 13,917,838 km (0.09 R)
• M16: 15,188,522 km (0.049 R)
• M17: 15,904,049 km (0.087 R)
• M18: 16,375,881 km (0.1 R)
• M19: 19,465,376 km (0.11 R)
• M20: 20,432,676 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.5

Radius: 13.8

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.66 AU - 3.7 AU

Year: 3846 Days

Day: 14.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,860,935 km

• M1: 171,589 km (0.105 R)
• M2: 706,252 km (0.116 R)
• M3: 1,211,444 km (0.108 R)
• M4: 1,705,266 km (0.114 R)
• M5: 2,262,668 km (0.101 R)
• M6: 2,738,838 km (0.107 R)
• M7: 4,357,337 km (0.114 R)
• M8: 4,804,635 km (0.107 R)
• M9: 5,308,630 km (0.055 R)
• M10: 5,792,430 km (0.093 R)
• M11: 6,911,721 km (0.065 R)
• M12: 8,418,022 km (0.084 R)
• M13: 9,460,121 km (0.119 R)
• M14: 12,255,806 km (0.092 R)
• M15: 13,892,855 km (0.099 R)
• M16: 15,239,834 km (0.091 R)
• M17: 16,110,943 km (0.078 R)
• M18: 17,479,763 km (0.054 R)
• M19: 19,423,638 km (0.083 R)
• M20: 20,513,159 km (0.063 R)
• M21: 21,710,690 km (0.088 R)
• M22: 22,465,262 km (0.04 R)
• M23: 23,881,804 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 867.9

Radius: 7.6

Gravity: 15.03 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.21 AU - 8.83 AU

Year: 13987 Days

Day: 21.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 30,860,935 km

• M1: 94,845 km (0.083 R)
• M2: 407,205 km (0.101 R)
• M3: 669,002 km (0.073 R)
• M4: 1,313,619 km (0.097 R)
• M5: 1,774,380 km (0.091 R)
• M6: 2,685,581 km (0.058 R)
• M7: 3,537,840 km (0.074 R)
• M8: 4,116,933 km (0.098 R)
• M9: 10,069,283 km (0.119 R)
• M10: 10,580,160 km (0.107 R)
• M11: 11,409,082 km (0.097 R)
• M12: 12,473,171 km (0.096 R)
• M13: 12,929,894 km (0.12 R)
• M14: 14,155,848 km (0.097 R)
• M15: 14,438,588 km (0.088 R)
• M16: 15,088,292 km (0.082 R)
• M17: 17,475,874 km (0.049 R)
• M18: 18,296,867 km (0.108 R)
• M19: 18,548,191 km (0.102 R)
• M20: 18,801,760 km (0.098 R)
• M21: 20,282,629 km (0.112 R)
• M22: 22,312,223 km (0.118 R)
• M23: 23,278,027 km (0.11 R)
• M24: 23,672,068 km (0.089 R)
• M25: 25,396,632 km (0.12 R)
• M26: 26,878,399 km (0.089 R)
• M27: 29,897,284 km (0.096 R)
• M28: 32,274,095 km (0.104 R)
• M29: 36,466,575 km (0.105 R)
• M30: 40,014,887 km (0.084 R)
• M31: 43,786,698 km (0.099 R)
• M32: 44,387,334 km (0.098 R)
• M33: 53,211,364 km (0.072 R)
• M34: 53,723,737 km (0.119 R)
• M35: 60,687,368 km (0.047 R)
• M36: 61,434,011 km (0.081 R)
• M37: 61,809,502 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 45.2

Radius: 5.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 8.72 AU - 10.44 AU

Year: 20111 Days

Day: 17 Hours

Environment

Temp: -230 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,860,935 km

• M1: 72,106 km (0.094 R)
• M2: 286,630 km (0.113 R)
• M3: 1,449,603 km (0.103 R)
• M4: 1,926,671 km (0.047 R)
• M5: 3,498,496 km (0.085 R)
• M6: 4,604,174 km (0.057 R)
• M7: 5,166,662 km (0.09 R)
• M8: 5,684,420 km (0.095 R)
• M9: 5,986,608 km (0.108 R)
• M10: 7,094,978 km (0.071 R)
• M11: 8,803,685 km (0.035 R)
• M12: 10,142,586 km (0.119 R)
• M13: 16,800,888 km (0.095 R)
• M14: 18,847,088 km (0.117 R)
• M15: 19,451,314 km (0.105 R)
• M16: 20,416,669 km (0.097 R)
• M17: 21,485,994 km (0.069 R)
• M18: 24,046,960 km (0.083 R)
• M19: 30,492,983 km (0.073 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: 324 - 11,529 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit