🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.3

Radius: 13.7

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.91 AU - 0.93 AU

Year: 588 Days

Day: 10.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,415,842 km

• M1: 170,542 km (0.08 R)
• M2: 867,967 km (0.115 R)
• M3: 1,409,661 km (0.102 R)
• M4: 2,168,870 km (0.043 R)
• M5: 2,740,483 km (0.105 R)
• M6: 3,257,494 km (0.076 R)
• M7: 3,945,345 km (0.065 R)
• M8: 4,490,479 km (0.087 R)
• M9: 5,054,014 km (0.096 R)
• M10: 5,664,523 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.5

Radius: 13.9

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.72 AU - 2.54 AU

Year: 2073 Days

Day: 8.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,415,842 km

• M1: 172,935 km (0.066 R)
• M2: 623,973 km (0.111 R)
• M3: 1,156,242 km (0.095 R)
• M4: 1,681,480 km (0.102 R)
• M5: 2,284,509 km (0.04 R)
• M6: 2,822,613 km (0.074 R)
• M7: 3,491,913 km (0.093 R)
• M8: 4,229,581 km (0.083 R)
• M9: 4,732,229 km (0.07 R)
• M10: 5,550,679 km (0.08 R)
• M11: 6,178,392 km (0.119 R)
• M12: 7,391,032 km (0.118 R)
• M13: 8,236,709 km (0.038 R)
• M14: 10,550,390 km (0.092 R)
• M15: 11,339,519 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.6

Radius: 11.9

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.85 AU - 4.69 AU

Year: 4881 Days

Day: 10.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,415,842 km

• M1: 148,251 km (0.079 R)
• M2: 675,734 km (0.093 R)
• M3: 1,090,868 km (0.082 R)
• M4: 1,474,437 km (0.104 R)
• M5: 1,894,059 km (0.098 R)
• M6: 2,649,528 km (0.119 R)
• M7: 3,157,113 km (0.05 R)
• M8: 3,796,944 km (0.107 R)
• M9: 4,677,177 km (0.088 R)
• M10: 5,165,914 km (0.113 R)
• M11: 5,628,919 km (0.088 R)
• M12: 6,056,470 km (0.103 R)
• M13: 7,544,370 km (0.045 R)
• M14: 8,218,608 km (0.108 R)
• M15: 10,348,881 km (0.075 R)
• M16: 13,139,630 km (0.097 R)
• M17: 14,339,853 km (0.062 R)
• M18: 16,521,140 km (0.092 R)
• M19: 18,579,008 km (0.099 R)
• M20: 19,948,726 km (0.084 R)
• M21: 21,680,023 km (0.117 R)
• M22: 24,703,844 km (0.03 R)
• M23: 28,440,799 km (0.085 R)
• M24: 29,521,943 km (0.096 R)
• M25: 30,817,760 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.3

Radius: 12.5

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.6 AU - 4.1 AU

Year: 5038 Days

Day: 14.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,415,842 km

• M1: 155,432 km (0.114 R)
• M2: 622,178 km (0.026 R)
• M3: 1,300,753 km (0.047 R)
• M4: 1,703,022 km (0.11 R)
• M5: 2,243,519 km (0.105 R)
• M6: 3,062,568 km (0.11 R)
• M7: 4,324,126 km (0.111 R)
• M8: 5,466,007 km (0.117 R)
• M9: 6,625,390 km (0.094 R)
• M10: 8,139,171 km (0.103 R)
• M11: 8,889,405 km (0.111 R)
• M12: 11,048,252 km (0.119 R)
• M13: 12,668,995 km (0.085 R)
• M14: 13,304,337 km (0.11 R)
• M15: 13,913,350 km (0.081 R)
• M16: 14,540,763 km (0.07 R)
• M17: 15,237,441 km (0.1 R)
• M18: 15,852,288 km (0.108 R)
• M19: 17,628,763 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.9

Radius: 3.5

Gravity: 18.69 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.66 AU - 7.88 AU

Year: 11747 Days

Day: 19.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,415,842 km

• M1: 45,777 km (0.099 R)
• M2: 218,862 km (0.075 R)
• M3: 432,039 km (0.107 R)
• M4: 635,492 km (0.117 R)
• M5: 890,706 km (0.038 R)
• M6: 1,113,756 km (0.095 R)
• M7: 1,244,205 km (0.076 R)
• M8: 1,932,206 km (0.113 R)
• M9: 2,105,291 km (0.075 R)
• M10: 3,834,792 km (0.096 R)
• M11: 4,211,180 km (0.109 R)
• M12: 4,341,929 km (0.054 R)
• M13: 5,036,960 km (0.074 R)
• M14: 7,260,134 km (0.08 R)
• M15: 9,336,104 km (0.116 R)
• M16: 10,677,099 km (0.053 R)
• M17: 11,217,746 km (0.044 R)
• M18: 11,469,370 km (0.112 R)
• M19: 11,724,883 km (0.085 R)
• M20: 12,621,722 km (0.092 R)
• M21: 13,225,798 km (0.076 R)
• M22: 13,734,132 km (0.109 R)
• M23: 15,898,364 km (0.036 R)
• M24: 19,194,753 km (0.062 R)
• M25: 22,122,832 km (0.108 R)
• M26: 22,280,508 km (0.102 R)
• M27: 24,568,010 km (0.107 R)
• M28: 34,749,042 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 157.7

Radius: 3.7

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 8.09 AU - 9.47 AU

Year: 17349 Days

Day: 15.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,415,842 km

• M1: 332,107 km (0.101 R)
• M2: 509,530 km (0.083 R)
• M3: 676,781 km (0.115 R)
• M4: 816,804 km (0.079 R)
• M5: 1,006,345 km (0.053 R)
• M6: 1,308,233 km (0.066 R)
• M7: 1,801,009 km (0.087 R)
• M8: 2,316,373 km (0.099 R)
• M9: 5,406,018 km (0.099 R)
• M10: 6,072,626 km (0.068 R)
• M11: 6,318,266 km (0.105 R)
• M12: 8,312,854 km (0.104 R)
• M13: 12,227,232 km (0.045 R)
• M14: 13,904,524 km (0.109 R)
• M15: 19,089,287 km (0.102 R)
• M16: 22,646,574 km (0.118 R)
• M17: 35,125,580 km (0.111 R)
• M18: 39,802,159 km (0.062 R)
• M19: 40,291,494 km (0.038 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 13,452 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit