🌌 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: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.3

Radius: 9.8

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.53 AU - 0.89 AU

Year: 399 Days

Day: 13.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 54,101,921 km

• M1: 128,355 km (0.111 R)
• M2: 701,913 km (0.073 R)
• M3: 1,009,038 km (0.12 R)
• M4: 1,317,209 km (0.037 R)
• M5: 1,725,462 km (0.105 R)
• M6: 2,835,628 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.1

Radius: 12.4

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.74 AU - 1.2 AU

Year: 637 Days

Day: 14.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,101,921 km

• M1: 154,235 km (0.108 R)
• M2: 553,662 km (0.099 R)
• M3: 1,047,634 km (0.053 R)
• M4: 1,516,474 km (0.104 R)
• M5: 1,936,395 km (0.118 R)
• M6: 2,357,064 km (0.099 R)
• M7: 3,253,006 km (0.037 R)
• M8: 3,977,359 km (0.087 R)
• M9: 4,902,173 km (0.12 R)
• M10: 5,364,580 km (0.053 R)
• M11: 6,094,318 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.2

Radius: 8.8

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.95 AU - 1.55 AU

Year: 932 Days

Day: 14 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,101,921 km

• M1: 121,174 km (0.063 R)
• M2: 630,705 km (0.117 R)
• M3: 971,489 km (0.096 R)
• M4: 1,566,888 km (0.082 R)
• M5: 2,080,458 km (0.105 R)
• M6: 2,530,448 km (0.083 R)
• M7: 3,683,848 km (0.101 R)
• M8: 4,264,138 km (0.095 R)
• M9: 4,712,483 km (0.107 R)
• M10: 5,265,695 km (0.106 R)
• M11: 6,416,552 km (0.086 R)
• M12: 7,006,117 km (0.082 R)
• M13: 8,217,710 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.2

Radius: 8.8

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.57 AU - 2.01 AU

Year: 1597 Days

Day: 11.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,101,921 km

• M1: 110,104 km (0.072 R)
• M2: 538,552 km (0.094 R)
• M3: 925,412 km (0.098 R)
• M4: 1,258,417 km (0.088 R)
• M5: 1,852,620 km (0.082 R)
• M6: 2,173,208 km (0.099 R)
• M7: 2,596,421 km (0.07 R)
• M8: 3,029,506 km (0.076 R)
• M9: 5,392,106 km (0.083 R)
• M10: 6,004,709 km (0.069 R)
• M11: 6,537,277 km (0.089 R)
• M12: 6,918,303 km (0.095 R)
• M13: 7,287,211 km (0.045 R)
• M14: 8,896,137 km (0.035 R)
• M15: 10,729,010 km (0.093 R)
• M16: 11,477,149 km (0.111 R)
• M17: 11,882,708 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.1

Radius: 8.3

Gravity: 11.28 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.39 AU - 3.93 AU

Year: 3746 Days

Day: 11.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,101,921 km

• M1: 103,223 km (0.057 R)
• M2: 371,302 km (0.073 R)
• M3: 629,657 km (0.072 R)
• M4: 1,413,849 km (0.071 R)
• M5: 1,860,549 km (0.074 R)
• M6: 2,262,518 km (0.057 R)
• M7: 2,605,397 km (0.047 R)
• M8: 3,055,088 km (0.077 R)
• M9: 3,637,472 km (0.098 R)
• M10: 4,671,642 km (0.048 R)
• M11: 4,945,556 km (0.09 R)
• M12: 5,363,383 km (0.044 R)
• M13: 6,269,796 km (0.11 R)
• M14: 7,111,135 km (0.08 R)
• M15: 7,990,321 km (0.075 R)
• M16: 9,285,989 km (0.086 R)
• M17: 9,720,720 km (0.087 R)
• M18: 10,127,626 km (0.114 R)
• M19: 11,506,470 km (0.079 R)
• M20: 14,898,003 km (0.09 R)
• M21: 15,439,248 km (0.102 R)
• M22: 16,966,044 km (0.119 R)
• M23: 20,120,315 km (0.058 R)
• M24: 23,066,944 km (0.09 R)
• M25: 24,085,257 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.4

Radius: 14.2

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.46 AU - 3.9 AU

Year: 3782 Days

Day: 13.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,101,921 km

• M1: 176,825 km (0.106 R)
• M2: 934,388 km (0.102 R)
• M3: 1,630,318 km (0.104 R)
• M4: 2,235,441 km (0.094 R)
• M5: 3,025,168 km (0.119 R)
• M6: 3,650,338 km (0.059 R)
• M7: 4,337,291 km (0.104 R)
• M8: 4,901,724 km (0.118 R)
• M9: 6,799,672 km (0.085 R)
• M10: 7,950,229 km (0.07 R)
• M11: 8,572,257 km (0.106 R)
• M12: 9,030,775 km (0.06 R)
• M13: 9,997,327 km (0.062 R)
• M14: 10,679,343 km (0.099 R)
• M15: 11,900,511 km (0.1 R)
• M16: 15,000,029 km (0.066 R)
• M17: 16,009,067 km (0.025 R)
• M18: 16,471,922 km (0.083 R)
• M19: 19,570,094 km (0.112 R)
• M20: 20,300,730 km (0.096 R)
• M21: 20,911,838 km (0.105 R)
• M22: 22,674,100 km (0.113 R)
• M23: 24,229,320 km (0.097 R)
• M24: 25,461,258 km (0.102 R)
• M25: 26,252,182 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.8

Radius: 8.9

Gravity: 11.59 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.93 AU - 4.31 AU

Year: 5577 Days

Day: 13.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,101,921 km

• M1: 128,205 km (0.055 R)
• M2: 528,230 km (0.085 R)
• M3: 853,007 km (0.106 R)
• M4: 1,184,217 km (0.1 R)
• M5: 1,488,798 km (0.084 R)
• M6: 1,846,187 km (0.103 R)
• M7: 2,394,912 km (0.096 R)
• M8: 3,048,505 km (0.098 R)
• M9: 3,362,960 km (0.097 R)
• M10: 4,233,021 km (0.094 R)
• M11: 7,074,483 km (0.063 R)
• M12: 7,858,526 km (0.106 R)
• M13: 8,740,854 km (0.1 R)
• M14: 10,140,192 km (0.073 R)
• M15: 10,512,242 km (0.03 R)
• M16: 11,185,134 km (0.054 R)
• M17: 11,532,201 km (0.115 R)
• M18: 13,376,892 km (0.05 R)
• M19: 14,632,168 km (0.092 R)
• M20: 15,840,021 km (0.076 R)
• M21: 18,179,582 km (0.051 R)
• M22: 18,590,827 km (0.069 R)
• M23: 22,106,825 km (0.095 R)
• M24: 25,870,109 km (0.095 R)
• M25: 26,303,195 km (0.047 R)
• M26: 27,993,502 km (0.111 R)
• M27: 30,614,755 km (0.103 R)
• M28: 31,196,990 km (0.117 R)
• M29: 33,908,751 km (0.099 R)
• M30: 34,846,580 km (0.031 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898.6

Radius: 7.2

Gravity: 17.33 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.16 AU - 6.38 AU

Year: 10470 Days

Day: 23.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,101,921 km

• M1: 94,845 km (0.095 R)
• M2: 568,622 km (0.045 R)
• M3: 855,101 km (0.052 R)
• M4: 1,106,127 km (0.073 R)
• M5: 1,462,170 km (0.117 R)
• M6: 1,714,242 km (0.095 R)
• M7: 2,231,252 km (0.107 R)
• M8: 2,781,324 km (0.085 R)
• M9: 3,624,756 km (0.089 R)
• M10: 4,753,622 km (0.109 R)
• M11: 4,978,617 km (0.088 R)
• M12: 6,760,328 km (0.106 R)
• M13: 7,045,611 km (0.064 R)
• M14: 7,467,178 km (0.116 R)
• M15: 9,987,303 km (0.117 R)
• M16: 10,902,842 km (0.061 R)
• M17: 12,838,040 km (0.065 R)
• M18: 13,087,121 km (0.037 R)
• M19: 13,466,950 km (0.03 R)
• M20: 16,997,908 km (0.077 R)
• M21: 23,520,076 km (0.113 R)
• M22: 28,794,000 km (0.088 R)
• M23: 29,221,251 km (0.086 R)
• M24: 30,973,192 km (0.1 R)
• M25: 32,909,886 km (0.078 R)
• M26: 36,897,417 km (0.114 R)
• M27: 39,072,121 km (0.097 R)
• M28: 42,423,263 km (0.1 R)
• M29: 44,523,169 km (0.12 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 14,126 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit