🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.7

Radius: 14.9

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.88 AU - 1.16 AU

Year: 687 Days

Day: 14.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,469,627 km

• M1: 185,352 km (0.097 R)
• M2: 711,487 km (0.064 R)
• M3: 1,288,187 km (0.08 R)
• M4: 2,133,714 km (0.117 R)
• M5: 3,264,375 km (0.119 R)
• M6: 3,929,038 km (0.074 R)
• M7: 4,569,467 km (0.112 R)
• M8: 5,086,328 km (0.071 R)
• M9: 6,199,186 km (0.086 R)
• M10: 7,158,109 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.1

Radius: 11

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.23 AU - 1.25 AU

Year: 921 Days

Day: 12.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,469,627 km

• M1: 139,874 km (0.118 R)
• M2: 503,546 km (0.116 R)
• M3: 870,660 km (0.117 R)
• M4: 1,297,462 km (0.099 R)
• M5: 1,837,511 km (0.085 R)
• M6: 2,636,214 km (0.115 R)
• M7: 4,721,010 km (0.063 R)
• M8: 5,254,326 km (0.093 R)
• M9: 5,651,209 km (0.102 R)
• M10: 6,232,247 km (0.109 R)
• M11: 8,805,779 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.8

Radius: 10.1

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.31 AU - 2.13 AU

Year: 1504 Days

Day: 10.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,469,627 km

• M1: 125,812 km (0.09 R)
• M2: 443,258 km (0.066 R)
• M3: 974,780 km (0.098 R)
• M4: 1,440,328 km (0.118 R)
• M5: 1,820,756 km (0.119 R)
• M6: 2,152,414 km (0.067 R)
• M7: 2,467,318 km (0.113 R)
• M8: 4,450,387 km (0.034 R)
• M9: 4,856,695 km (0.113 R)
• M10: 5,365,178 km (0.1 R)
• M11: 5,826,089 km (0.101 R)
• M12: 8,353,396 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.5

Radius: 12.2

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.94 AU - 3.74 AU

Year: 4071 Days

Day: 9.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,469,627 km

• M1: 153,338 km (0.058 R)
• M2: 661,223 km (0.118 R)
• M3: 1,646,773 km (0.073 R)
• M4: 2,234,095 km (0.102 R)
• M5: 2,718,642 km (0.09 R)
• M6: 5,251,184 km (0.092 R)
• M7: 6,163,881 km (0.061 R)
• M8: 8,392,291 km (0.1 R)
• M9: 9,541,352 km (0.03 R)
• M10: 11,809,854 km (0.101 R)
• M11: 12,731,826 km (0.09 R)

Asteroid Belt

Center: 4.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.6

Radius: 7

Gravity: 10.54 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.04 AU - 7.08 AU

Year: 11204 Days

Day: 17.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 66,469,627 km

• M1: 87,066 km (0.112 R)
• M2: 321,935 km (0.106 R)
• M3: 689,048 km (0.095 R)
• M4: 1,074,711 km (0.109 R)
• M5: 1,393,953 km (0.102 R)
• M6: 2,101,252 km (0.111 R)
• M7: 2,982,383 km (0.086 R)
• M8: 3,396,470 km (0.097 R)
• M9: 5,446,709 km (0.115 R)
• M10: 5,750,542 km (0.072 R)
• M11: 6,885,092 km (0.096 R)
• M12: 8,650,646 km (0.037 R)
• M13: 8,925,458 km (0.114 R)
• M14: 9,784,748 km (0.085 R)
• M15: 10,438,939 km (0.067 R)
• M16: 11,446,930 km (0.063 R)
• M17: 13,168,203 km (0.096 R)
• M18: 13,532,175 km (0.105 R)
• M19: 13,840,496 km (0.068 R)
• M20: 15,319,720 km (0.099 R)
• M21: 16,270,115 km (0.118 R)
• M22: 18,064,092 km (0.07 R)
• M23: 18,893,613 km (0.114 R)
• M24: 19,669,577 km (0.084 R)
• M25: 28,231,362 km (0.068 R)
• M26: 28,532,951 km (0.089 R)
• M27: 30,810,280 km (0.091 R)
• M28: 32,430,724 km (0.07 R)
• M29: 34,793,772 km (0.107 R)
• M30: 40,365,993 km (0.109 R)
• M31: 41,651,488 km (0.112 R)
• M32: 43,496,478 km (0.091 R)
• M33: 44,574,930 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.9

Radius: 6

Gravity: 16.86 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.31 AU - 10.25 AU

Year: 17349 Days

Day: 22.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,469,627 km

• M1: 74,799 km (0.094 R)
• M2: 268,827 km (0.093 R)
• M3: 2,270,746 km (0.097 R)
• M4: 2,482,427 km (0.025 R)
• M5: 3,922,905 km (0.032 R)
• M6: 5,886,078 km (0.1 R)
• M7: 6,370,177 km (0.108 R)
• M8: 6,707,370 km (0.119 R)
• M9: 7,417,362 km (0.07 R)
• M10: 7,885,902 km (0.054 R)
• M11: 9,038,255 km (0.112 R)
• M12: 11,859,970 km (0.096 R)
• M13: 12,500,398 km (0.076 R)
• M14: 13,096,246 km (0.032 R)
• M15: 15,144,989 km (0.054 R)
• M16: 17,317,001 km (0.039 R)
• M17: 17,890,858 km (0.117 R)
• M18: 19,600,014 km (0.091 R)
• M19: 20,223,089 km (0.111 R)
• M20: 22,653,456 km (0.034 R)
• M21: 23,240,777 km (0.118 R)
• M22: 42,158,475 km (0.063 R)
• M23: 44,401,695 km (0.102 R)
• M24: 46,566,227 km (0.049 R)
• M25: 52,283,109 km (0.116 R)
• M26: 55,045,434 km (0.103 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: 187 - 17,071 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit