🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.9

Radius: 13.5

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.63 AU - 0.81 AU

Year: 422 Days

Day: 12.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 51,159,064 km

• M1: 168,298 km (0.104 R)
• M2: 609,312 km (0.113 R)
• M3: 1,121,236 km (0.082 R)
• M4: 2,104,393 km (0.116 R)
• M5: 2,563,509 km (0.084 R)
• M6: 3,148,736 km (0.105 R)
• M7: 4,098,533 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.1

Radius: 14.8

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.3 AU - 1.56 AU

Year: 1180 Days

Day: 12.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,159,064 km

• M1: 184,903 km (0.077 R)
• M2: 729,140 km (0.115 R)
• M3: 1,229,395 km (0.116 R)
• M4: 1,749,547 km (0.075 R)
• M5: 4,109,304 km (0.097 R)
• M6: 4,933,887 km (0.109 R)
• M7: 6,195,147 km (0.111 R)
• M8: 6,676,104 km (0.09 R)
• M9: 7,457,304 km (0.03 R)
• M10: 8,271,565 km (0.12 R)
• M11: 10,171,608 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.1

Radius: 14.8

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.82 AU - 2.72 AU

Year: 2361 Days

Day: 9.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,159,064 km

• M1: 184,155 km (0.085 R)
• M2: 677,978 km (0.082 R)
• M3: 1,172,099 km (0.062 R)
• M4: 2,083,300 km (0.055 R)
• M5: 3,064,662 km (0.065 R)
• M6: 4,215,070 km (0.094 R)
• M7: 5,207,951 km (0.116 R)
• M8: 6,115,711 km (0.087 R)
• M9: 8,374,040 km (0.107 R)
• M10: 8,965,849 km (0.108 R)
• M11: 9,585,633 km (0.106 R)
• M12: 10,682,036 km (0.09 R)
• M13: 11,698,553 km (0.102 R)
• M14: 12,778,650 km (0.118 R)
• M15: 13,299,101 km (0.074 R)
• M16: 15,475,601 km (0.056 R)
• M17: 16,318,585 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.2

Radius: 12.2

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.41 AU - 4.55 AU

Year: 6545 Days

Day: 11 Hours

Environment

Temp: -221 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,159,064 km

• M1: 152,141 km (0.052 R)
• M2: 651,200 km (0.052 R)
• M3: 1,038,658 km (0.07 R)
• M4: 2,343,301 km (0.086 R)
• M5: 5,519,114 km (0.099 R)
• M6: 6,811,640 km (0.101 R)
• M7: 8,419,219 km (0.062 R)
• M8: 11,086,249 km (0.105 R)
• M9: 12,801,688 km (0.063 R)
• M10: 13,354,752 km (0.089 R)
• M11: 14,155,848 km (0.054 R)
• M12: 14,807,646 km (0.115 R)
• M13: 19,003,866 km (0.044 R)
• M14: 19,651,475 km (0.099 R)
• M15: 30,136,790 km (0.071 R)
• M16: 35,681,785 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.8

Radius: 4.6

Gravity: 31.51 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.59 AU - 7.21 AU

Year: 11176 Days

Day: 18.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 51,159,064 km

• M1: 57,146 km (0.097 R)
• M2: 365,318 km (0.103 R)
• M3: 976,276 km (0.119 R)
• M4: 1,409,511 km (0.108 R)
• M5: 1,961,228 km (0.046 R)
• M6: 2,730,460 km (0.11 R)
• M7: 2,883,499 km (0.103 R)
• M8: 3,182,695 km (0.08 R)
• M9: 3,401,856 km (0.093 R)
• M10: 3,657,070 km (0.113 R)
• M11: 5,996,032 km (0.076 R)
• M12: 7,077,924 km (0.098 R)
• M13: 9,323,089 km (0.081 R)
• M14: 9,671,054 km (0.082 R)
• M15: 12,118,774 km (0.087 R)
• M16: 14,155,998 km (0.087 R)
• M17: 15,017,532 km (0.052 R)
• M18: 15,289,501 km (0.105 R)
• M19: 17,887,417 km (0.109 R)
• M20: 21,017,753 km (0.119 R)
• M21: 26,814,521 km (0.101 R)
• M22: 27,822,810 km (0.075 R)
• M23: 29,914,787 km (0.1 R)
• M24: 32,447,629 km (0.098 R)
• M25: 33,592,052 km (0.119 R)
• M26: 36,082,408 km (0.057 R)
• M27: 36,570,396 km (0.092 R)
• M28: 37,310,457 km (0.083 R)
• M29: 37,809,366 km (0.035 R)
• M30: 42,909,307 km (0.036 R)
• M31: 47,859,949 km (0.085 R)
• M32: 49,791,706 km (0.076 R)
• M33: 51,159,031 km (0.097 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 16,297 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit