🌌 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: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.3

Radius: 8.4

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.42 AU - 0.7 AU

Year: 279 Days

Day: 12.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,751,199 km

• M1: 104,569 km (0.067 R)
• M2: 605,423 km (0.109 R)
• M3: 902,823 km (0.076 R)
• M4: 1,212,491 km (0.062 R)
• M5: 1,492,688 km (0.053 R)
• M6: 1,991,896 km (0.079 R)
• M7: 2,369,331 km (0.062 R)
• M8: 3,475,757 km (0.094 R)
• M9: 4,174,977 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.2

Radius: 13

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.58 AU - 0.88 AU

Year: 416 Days

Day: 8 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 80,751,199 km

• M1: 298,747 km (0.118 R)
• M2: 765,642 km (0.063 R)
• M3: 2,060,411 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.3

Radius: 11.3

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.35 AU - 1.95 AU

Year: 1413 Days

Day: 6 Hours

Environment

Temp: -204 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,751,199 km

• M1: 140,622 km (0.12 R)
• M2: 591,510 km (0.117 R)
• M3: 978,968 km (0.055 R)
• M4: 1,376,600 km (0.106 R)
• M5: 1,800,859 km (0.118 R)
• M6: 2,512,496 km (0.114 R)
• M7: 3,050,600 km (0.064 R)
• M8: 5,552,175 km (0.054 R)
• M9: 7,594,635 km (0.101 R)
• M10: 9,124,423 km (0.062 R)
• M11: 10,263,760 km (0.064 R)
• M12: 10,675,454 km (0.108 R)
• M13: 13,140,827 km (0.04 R)
• M14: 13,545,040 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.5

Radius: 8.3

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.81 AU - 3.57 AU

Year: 3799 Days

Day: 8.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,751,199 km

• M1: 103,223 km (0.117 R)
• M2: 370,704 km (0.119 R)
• M3: 635,791 km (0.069 R)
• M4: 915,539 km (0.1 R)
• M5: 1,212,192 km (0.09 R)
• M6: 1,811,630 km (0.095 R)
• M7: 2,287,501 km (0.095 R)
• M8: 2,563,509 km (0.07 R)
• M9: 2,844,604 km (0.095 R)
• M10: 3,649,290 km (0.107 R)
• M11: 4,340,881 km (0.066 R)
• M12: 4,742,253 km (0.086 R)
• M13: 5,457,480 km (0.057 R)
• M14: 5,982,419 km (0.074 R)
• M15: 7,037,084 km (0.094 R)
• M16: 8,678,621 km (0.063 R)
• M17: 10,686,673 km (0.111 R)
• M18: 12,140,017 km (0.089 R)
• M19: 13,621,036 km (0.072 R)
• M20: 14,072,672 km (0.037 R)
• M21: 15,869,791 km (0.11 R)
• M22: 20,560,582 km (0.104 R)
• M23: 21,155,084 km (0.107 R)
• M24: 21,760,955 km (0.087 R)
• M25: 22,033,971 km (0.102 R)
• M26: 24,374,280 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.6

Radius: 12.6

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.75 AU - 3.91 AU

Year: 4052 Days

Day: 10.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,751,199 km

• M1: 156,779 km (0.028 R)
• M2: 653,593 km (0.097 R)
• M3: 1,707,061 km (0.035 R)
• M4: 3,148,138 km (0.063 R)
• M5: 3,852,594 km (0.117 R)
• M6: 4,471,032 km (0.083 R)
• M7: 5,258,066 km (0.107 R)
• M8: 6,164,479 km (0.119 R)
• M9: 8,719,910 km (0.074 R)
• M10: 9,282,398 km (0.11 R)
• M11: 10,314,474 km (0.039 R)
• M12: 11,465,779 km (0.04 R)
• M13: 17,228,289 km (0.12 R)
• M14: 21,292,415 km (0.104 R)
• M15: 21,765,144 km (0.104 R)
• M16: 22,661,534 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.1

Radius: 7.7

Gravity: 14.86 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 7.68 AU - 11.16 AU

Year: 19280 Days

Day: 15.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,751,199 km

• M1: 97,089 km (0.043 R)
• M2: 346,768 km (0.098 R)
• M3: 1,014,423 km (0.101 R)
• M4: 1,326,036 km (0.091 R)
• M5: 2,452,358 km (0.073 R)
• M6: 3,182,695 km (0.107 R)
• M7: 4,115,288 km (0.085 R)
• M8: 4,486,590 km (0.116 R)
• M9: 6,463,825 km (0.118 R)
• M10: 7,743,485 km (0.068 R)
• M11: 10,057,166 km (0.034 R)
• M12: 10,857,813 km (0.086 R)
• M13: 16,326,064 km (0.059 R)
• M14: 17,430,396 km (0.088 R)
• M15: 18,223,564 km (0.065 R)
• M16: 22,348,127 km (0.083 R)
• M17: 24,029,457 km (0.115 R)
• M18: 24,681,255 km (0.102 R)
• M19: 26,591,770 km (0.093 R)
• M20: 27,879,358 km (0.096 R)
• M21: 31,472,101 km (0.063 R)
• M22: 32,252,104 km (0.111 R)
• M23: 33,446,344 km (0.085 R)
• M24: 33,986,392 km (0.081 R)
• M25: 36,063,559 km (0.111 R)
• M26: 49,105,651 km (0.107 R)
• M27: 54,128,549 km (0.108 R)
• M28: 55,435,735 km (0.092 R)
• M29: 61,680,399 km (0.117 R)
• M30: 70,345,407 km (0.04 R)
• M31: 71,677,725 km (0.065 R)
• M32: 77,882,297 km (0.091 R)
• M33: 79,069,207 km (0.188 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 16,920 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit