🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.6

Radius: 12

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.47 AU - 0.67 AU

Year: 297 Days

Day: 12.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 63,271,157 km

• M1: 149,448 km (0.088 R)
• M2: 538,403 km (0.1 R)
• M3: 1,091,765 km (0.097 R)
• M4: 1,469,799 km (0.112 R)
• M5: 1,857,557 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.1

Radius: 12.3

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.12 AU - 2.62 AU

Year: 2518 Days

Day: 5.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,271,157 km

• M1: 153,039 km (0.086 R)
• M2: 763,398 km (0.055 R)
• M3: 1,755,980 km (0.108 R)
• M4: 2,480,482 km (0.091 R)
• M5: 3,905,103 km (0.093 R)
• M6: 5,817,263 km (0.09 R)
• M7: 9,313,515 km (0.046 R)
• M8: 9,940,928 km (0.058 R)
• M9: 10,666,927 km (0.047 R)
• M10: 11,206,975 km (0.097 R)
• M11: 12,696,820 km (0.087 R)
• M12: 13,386,017 km (0.111 R)
• M13: 14,619,302 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.2

Radius: 9.9

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.27 AU - 2.75 AU

Year: 2745 Days

Day: 10 Hours

Environment

Temp: -207 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,271,157 km

• M1: 125,662 km (0.112 R)
• M2: 460,013 km (0.097 R)
• M3: 919,728 km (0.105 R)
• M4: 1,278,463 km (0.073 R)
• M5: 1,597,705 km (0.085 R)
• M6: 1,960,929 km (0.034 R)
• M7: 2,568,147 km (0.071 R)
• M8: 3,071,244 km (0.103 R)
• M9: 3,547,265 km (0.116 R)
• M10: 3,859,326 km (0.097 R)
• M11: 4,344,621 km (0.082 R)
• M12: 4,813,910 km (0.109 R)
• M13: 5,685,168 km (0.062 R)
• M14: 6,918,004 km (0.098 R)
• M15: 8,567,021 km (0.089 R)
• M16: 9,965,313 km (0.112 R)
• M17: 10,495,188 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.4

Radius: 9.8

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.79 AU - 3.35 AU

Year: 3713 Days

Day: 9.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,271,157 km

• M1: 126,111 km (0.108 R)
• M2: 462,257 km (0.085 R)
• M3: 1,086,679 km (0.092 R)
• M4: 1,433,447 km (0.114 R)
• M5: 2,512,945 km (0.108 R)
• M6: 3,057,631 km (0.095 R)
• M7: 4,718,018 km (0.087 R)
• M8: 5,576,261 km (0.112 R)
• M9: 5,912,856 km (0.039 R)
• M10: 7,702,346 km (0.1 R)
• M11: 10,277,823 km (0.092 R)
• M12: 10,742,623 km (0.064 R)
• M13: 15,523,921 km (0.111 R)
• M14: 16,136,225 km (0.064 R)
• M15: 17,527,934 km (0.083 R)
• M16: 20,482,641 km (0.09 R)
• M17: 21,766,041 km (0.091 R)
• M18: 23,390,525 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.7

Radius: 7.4

Gravity: 16.52 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 5.64 AU - 8.7 AU

Year: 13252 Days

Day: 19.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,271,157 km

• M1: 92,751 km (0.119 R)
• M2: 437,424 km (0.11 R)
• M3: 862,881 km (0.111 R)
• M4: 1,130,212 km (0.095 R)
• M5: 1,605,484 km (0.068 R)
• M6: 1,907,373 km (0.046 R)
• M7: 2,227,064 km (0.073 R)
• M8: 2,516,984 km (0.073 R)
• M9: 2,762,175 km (0.085 R)
• M10: 3,023,523 km (0.085 R)
• M11: 3,514,054 km (0.088 R)
• M12: 3,821,478 km (0.092 R)
• M13: 4,086,415 km (0.116 R)
• M14: 4,490,778 km (0.055 R)
• M15: 5,712,993 km (0.046 R)
• M16: 6,544,907 km (0.107 R)
• M17: 9,848,626 km (0.057 R)
• M18: 12,011,662 km (0.109 R)
• M19: 12,841,481 km (0.075 R)
• M20: 16,391,439 km (0.052 R)
• M21: 17,491,731 km (0.055 R)
• M22: 20,367,451 km (0.097 R)
• M23: 25,558,647 km (0.081 R)
• M24: 28,792,205 km (0.09 R)
• M25: 29,813,060 km (0.047 R)
• M26: 30,390,508 km (0.098 R)
• M27: 30,623,582 km (0.076 R)
• M28: 40,110,779 km (0.082 R)
• M29: 40,531,897 km (0.114 R)
• M30: 41,813,353 km (0.033 R)
• M31: 43,860,151 km (0.059 R)
• M32: 44,157,851 km (0.095 R)
• M33: 47,522,606 km (0.049 R)
• M34: 52,884,194 km (0.071 R)
• M35: 60,641,442 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.2

Radius: 6.5

Gravity: 14.73 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 7.52 AU - 8.68 AU

Year: 15913 Days

Day: 22 Hours

Environment

Temp: -237 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,271,157 km

• M1: 82,428 km (0.094 R)
• M2: 325,375 km (0.089 R)
• M3: 900,878 km (0.097 R)
• M4: 1,338,452 km (0.107 R)
• M5: 1,873,713 km (0.053 R)
• M6: 3,307,609 km (0.088 R)
• M7: 5,649,264 km (0.04 R)
• M8: 9,649,063 km (0.118 R)
• M9: 13,257,812 km (0.111 R)
• M10: 16,490,921 km (0.039 R)
• M11: 17,756,818 km (0.032 R)
• M12: 18,001,261 km (0.108 R)
• M13: 19,256,836 km (0.12 R)
• M14: 20,037,737 km (0.105 R)
• M15: 22,889,073 km (0.104 R)
• M16: 23,666,533 km (0.09 R)
• M17: 30,882,536 km (0.047 R)
• M18: 33,167,643 km (0.082 R)
• M19: 40,133,369 km (0.076 R)
• M20: 52,064,846 km (0.116 R)
• M21: 59,373,151 km (0.11 R)
• M22: 61,208,717 km (0.052 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 14,193 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit