🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.6

Radius: 13.3

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.56 AU - 0.82 AU

Year: 396 Days

Day: 13.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,991,841 km

• M1: 165,455 km (0.084 R)
• M2: 601,234 km (0.04 R)
• M3: 1,044,044 km (0.043 R)
• M4: 1,794,726 km (0.118 R)
• M5: 2,332,231 km (0.106 R)
• M6: 3,257,494 km (0.057 R)
• M7: 3,861,719 km (0.065 R)
• M8: 4,318,891 km (0.114 R)
• M9: 5,005,096 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.2

Radius: 11.5

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.18 AU - 1.48 AU

Year: 1059 Days

Day: 13.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,991,841 km

• M1: 143,165 km (0.12 R)
• M2: 567,724 km (0.115 R)
• M3: 933,640 km (0.083 R)
• M4: 1,350,869 km (0.1 R)
• M5: 1,739,674 km (0.12 R)
• M6: 2,121,148 km (0.046 R)
• M7: 2,761,577 km (0.113 R)
• M8: 4,059,937 km (0.095 R)
• M9: 4,918,479 km (0.073 R)
• M10: 5,711,048 km (0.097 R)
• M11: 6,157,149 km (0.062 R)
• M12: 6,747,762 km (0.106 R)
• M13: 7,119,961 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.2

Radius: 12

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.27 AU - 1.63 AU

Year: 1205 Days

Day: 13.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 148.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,991,841 km

• M1: 149,299 km (0.118 R)
• M2: 617,540 km (0.075 R)
• M3: 990,637 km (0.049 R)
• M4: 1,400,685 km (0.055 R)
• M5: 1,976,337 km (0.083 R)
• M6: 2,401,644 km (0.068 R)
• M7: 3,350,693 km (0.087 R)
• M8: 4,267,279 km (0.059 R)
• M9: 4,889,606 km (0.117 R)
• M10: 5,426,064 km (0.091 R)
• M11: 6,361,799 km (0.077 R)
• M12: 7,737,800 km (0.063 R)
• M13: 8,110,897 km (0.104 R)
• M14: 8,496,112 km (0.101 R)
• M15: 8,922,316 km (0.09 R)
• M16: 9,392,802 km (0.102 R)
• M17: 10,447,616 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.8

Radius: 14.2

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.36 AU - 1.84 AU

Year: 1397 Days

Day: 5.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 42,991,841 km

• M1: 185,501 km (0.102 R)
• M2: 792,270 km (0.033 R)
• M3: 1,312,422 km (0.086 R)
• M4: 1,785,451 km (0.116 R)
• M5: 2,608,388 km (0.117 R)
• M6: 3,114,029 km (0.054 R)
• M7: 3,697,611 km (0.049 R)
• M8: 4,284,782 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.4

Radius: 10.9

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.8 AU - 2.74 AU

Year: 2361 Days

Day: 14.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,991,841 km

• M1: 135,536 km (0.111 R)
• M2: 1,206,357 km (0.091 R)
• M3: 2,205,671 km (0.085 R)
• M4: 2,646,087 km (0.097 R)
• M5: 3,602,167 km (0.093 R)
• M6: 3,973,918 km (0.073 R)
• M7: 6,747,163 km (0.087 R)
• M8: 7,315,037 km (0.067 R)
• M9: 9,277,312 km (0.118 R)
• M10: 11,720,245 km (0.086 R)
• M11: 13,028,179 km (0.097 R)
• M12: 14,039,012 km (0.055 R)
• M13: 15,010,650 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.9

Radius: 13.4

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.3 AU - 4.58 AU

Year: 5398 Days

Day: 9.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,991,841 km

• M1: 166,652 km (0.111 R)
• M2: 663,467 km (0.095 R)
• M3: 1,825,992 km (0.101 R)
• M4: 2,462,082 km (0.108 R)
• M5: 5,224,257 km (0.095 R)
• M6: 6,208,910 km (0.086 R)
• M7: 8,892,097 km (0.102 R)
• M8: 9,502,307 km (0.071 R)
• M9: 10,607,686 km (0.111 R)
• M10: 11,130,381 km (0.038 R)
• M11: 13,534,718 km (0.108 R)
• M12: 14,246,355 km (0.116 R)
• M13: 14,833,676 km (0.111 R)
• M14: 15,952,369 km (0.104 R)
• M15: 17,846,876 km (0.093 R)
• M16: 18,414,750 km (0.106 R)
• M17: 19,112,026 km (0.091 R)
• M18: 19,766,516 km (0.051 R)
• M19: 20,497,751 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.6

Radius: 10.3

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.3 AU - 4.6 AU

Year: 5419 Days

Day: 12.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,991,841 km

• M1: 133,292 km (0.097 R)
• M2: 505,940 km (0.039 R)
• M3: 937,679 km (0.084 R)
• M4: 1,873,863 km (0.078 R)
• M5: 2,427,824 km (0.077 R)
• M6: 3,444,341 km (0.067 R)
• M7: 5,109,814 km (0.117 R)
• M8: 5,610,668 km (0.045 R)
• M9: 6,019,818 km (0.1 R)
• M10: 6,526,806 km (0.051 R)
• M11: 8,068,860 km (0.036 R)
• M12: 10,653,612 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.8

Radius: 14.5

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.89 AU - 5.33 AU

Year: 7973 Days

Day: 5.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,991,841 km

• M1: 180,565 km (0.03 R)
• M2: 662,719 km (0.112 R)
• M3: 1,285,345 km (0.104 R)
• M4: 2,347,490 km (0.105 R)
• M5: 2,930,323 km (0.092 R)
• M6: 3,832,997 km (0.087 R)
• M7: 10,213,196 km (0.032 R)
• M8: 18,839,009 km (0.096 R)
• M9: 19,678,852 km (0.103 R)
• M10: 22,603,191 km (0.119 R)
• M11: 25,806,231 km (0.078 R)
• M12: 29,912,094 km (0.092 R)
• M13: 31,691,411 km (0.065 R)
• M14: 34,434,737 km (0.102 R)
• M15: 35,230,448 km (0.116 R)
• M16: 36,154,813 km (0.083 R)
• M17: 41,915,229 km (0.097 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.9

Radius: 9.8

Gravity: 7.95 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.98 AU - 5.3 AU

Year: 8044 Days

Day: 9 Hours

Environment

Temp: -219 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 42,991,841 km

• M1: 122,221 km (0.081 R)
• M2: 530,324 km (0.078 R)
• M3: 1,449,155 km (0.047 R)
• M4: 1,975,739 km (0.057 R)
• M5: 2,804,212 km (0.032 R)
• M6: 5,227,548 km (0.092 R)
• M7: 6,432,260 km (0.108 R)
• M8: 7,690,976 km (0.058 R)
• M9: 8,926,505 km (0.072 R)
• M10: 9,335,506 km (0.1 R)
• M11: 11,786,667 km (0.086 R)
• M12: 13,131,402 km (0.072 R)
• M13: 13,482,957 km (0.061 R)
• M14: 14,763,365 km (0.095 R)
• M15: 16,256,651 km (0.094 R)
• M16: 16,936,424 km (0.086 R)
• M17: 18,571,828 km (0.026 R)
• M18: 21,098,386 km (0.11 R)
• M19: 21,419,423 km (0.098 R)
• M20: 21,907,112 km (0.096 R)
• M21: 22,820,407 km (0.104 R)
• M22: 24,019,434 km (0.059 R)
• M23: 24,990,474 km (0.086 R)
• M24: 26,079,397 km (0.096 R)
• M25: 26,822,898 km (0.076 R)
• M26: 27,484,869 km (0.072 R)
• M27: 28,157,610 km (0.091 R)
• M28: 32,855,283 km (0.111 R)
• M29: 36,071,039 km (0.1 R)
• M30: 37,343,817 km (0.106 R)
• M31: 40,224,175 km (0.079 R)
• M32: 41,718,508 km (0.071 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 14,811 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit