🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.7

Radius: 10.2

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.51 AU - 0.73 AU

Year: 326 Days

Day: 9.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,152,885 km

• M1: 126,859 km (0.03 R)
• M2: 453,730 km (0.074 R)
• M3: 949,946 km (0.109 R)
• M4: 1,302,997 km (0.109 R)
• M5: 1,638,396 km (0.071 R)
• M6: 1,972,149 km (0.099 R)
• M7: 2,376,961 km (0.044 R)
• M8: 2,875,720 km (0.109 R)
• M9: 3,410,383 km (0.111 R)
• M10: 4,059,189 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.6

Radius: 11

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.9 AU - 3.9 AU

Year: 4181 Days

Day: 7 Hours

Environment

Temp: -220 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,152,885 km

• M1: 136,732 km (0.101 R)
• M2: 659,128 km (0.109 R)
• M3: 1,130,810 km (0.06 R)
• M4: 1,764,656 km (0.044 R)
• M5: 2,276,132 km (0.034 R)
• M6: 2,834,281 km (0.09 R)
• M7: 4,052,158 km (0.117 R)
• M8: 5,353,360 km (0.104 R)
• M9: 6,029,542 km (0.042 R)
• M10: 6,432,409 km (0.089 R)
• M11: 6,945,829 km (0.096 R)
• M12: 11,340,715 km (0.114 R)
• M13: 13,790,081 km (0.089 R)
• M14: 14,903,389 km (0.069 R)
• M15: 15,749,963 km (0.057 R)
• M16: 21,583,682 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.5

Radius: 14.3

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.89 AU - 5.49 AU

Year: 6773 Days

Day: 13 Hours

Environment

Temp: -222 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,152,885 km

• M1: 177,872 km (0.049 R)
• M2: 644,767 km (0.115 R)
• M3: 1,171,651 km (0.098 R)
• M4: 1,923,081 km (0.092 R)
• M5: 2,460,287 km (0.11 R)
• M6: 3,137,516 km (0.048 R)
• M7: 3,913,630 km (0.118 R)
• M8: 5,315,063 km (0.061 R)
• M9: 7,419,905 km (0.105 R)
• M10: 9,046,782 km (0.062 R)
• M11: 9,944,369 km (0.062 R)
• M12: 12,474,667 km (0.092 R)
• M13: 13,641,680 km (0.104 R)
• M14: 15,646,740 km (0.081 R)
• M15: 16,751,222 km (0.046 R)
• M16: 20,092,490 km (0.098 R)
• M17: 21,620,034 km (0.062 R)
• M18: 22,450,302 km (0.093 R)
• M19: 24,497,848 km (0.099 R)
• M20: 24,987,482 km (0.05 R)
• M21: 25,567,024 km (0.053 R)
• M22: 26,070,870 km (0.053 R)
• M23: 26,667,017 km (0.094 R)
• M24: 27,359,506 km (0.12 R)
• M25: 28,600,271 km (0.102 R)
• M26: 30,814,020 km (0.104 R)
• M27: 32,842,866 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.8

Radius: 9.8

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.46 AU - 6.92 AU

Year: 9051 Days

Day: 8.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,152,885 km

• M1: 150,196 km (0.1 R)
• M2: 759,209 km (0.026 R)
• M3: 1,273,826 km (0.101 R)
• M4: 1,945,820 km (0.106 R)
• M5: 2,408,376 km (0.045 R)
• M6: 6,048,541 km (0.11 R)
• M7: 7,233,057 km (0.108 R)
• M8: 10,913,763 km (0.051 R)
• M9: 11,602,362 km (0.107 R)
• M10: 11,985,033 km (0.063 R)
• M11: 12,376,082 km (0.07 R)
• M12: 14,904,137 km (0.118 R)
• M13: 22,608,128 km (0.042 R)
• M14: 23,378,557 km (0.119 R)
• M15: 25,518,554 km (0.097 R)
• M16: 27,495,490 km (0.112 R)
• M17: 30,390,359 km (0.108 R)
• M18: 37,249,421 km (0.107 R)
• M19: 37,963,302 km (0.025 R)
• M20: 40,159,997 km (0.118 R)
• M21: 43,088,525 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650

Radius: 14.8

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.35 AU - 7.07 AU

Year: 9099 Days

Day: 10.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,152,885 km

• M1: 184,155 km (0.11 R)
• M2: 800,498 km (0.111 R)
• M3: 1,349,672 km (0.072 R)
• M4: 4,471,181 km (0.04 R)
• M5: 5,302,646 km (0.035 R)
• M6: 7,511,907 km (0.1 R)
• M7: 8,212,624 km (0.118 R)
• M8: 9,183,813 km (0.06 R)
• M9: 9,697,532 km (0.088 R)
• M10: 10,181,182 km (0.119 R)
• M11: 11,092,533 km (0.117 R)
• M12: 14,155,399 km (0.041 R)
• M13: 16,968,288 km (0.118 R)
• M14: 18,395,901 km (0.1 R)
• M15: 21,408,353 km (0.087 R)
• M16: 22,314,318 km (0.115 R)
• M17: 23,245,714 km (0.112 R)
• M18: 24,291,253 km (0.11 R)
• M19: 26,663,726 km (0.12 R)
• M20: 27,137,203 km (0.119 R)
• M21: 29,287,224 km (0.087 R)
• M22: 29,892,796 km (0.044 R)
• M23: 30,920,683 km (0.082 R)
• M24: 41,892,191 km (0.06 R)
• M25: 42,403,965 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.5

Radius: 4.7

Gravity: 12.7 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 7.63 AU - 10.19 AU

Year: 17736 Days

Day: 17.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 52,152,885 km

• M1: 58,493 km (0.044 R)
• M2: 421,417 km (0.075 R)
• M3: 667,805 km (0.112 R)
• M4: 843,433 km (0.042 R)
• M5: 1,153,699 km (0.052 R)
• M6: 1,355,506 km (0.064 R)
• M7: 2,349,883 km (0.063 R)
• M8: 2,633,521 km (0.107 R)
• M9: 3,392,431 km (0.106 R)
• M10: 4,258,453 km (0.104 R)
• M11: 5,747,999 km (0.075 R)
• M12: 5,928,414 km (0.07 R)
• M13: 6,112,569 km (0.065 R)
• M14: 6,300,614 km (0.083 R)
• M15: 10,328,237 km (0.045 R)
• M16: 11,367,194 km (0.04 R)
• M17: 12,354,241 km (0.034 R)
• M18: 12,715,819 km (0.101 R)
• M19: 13,397,088 km (0.103 R)
• M20: 14,037,217 km (0.091 R)
• M21: 14,563,951 km (0.105 R)
• M22: 17,023,490 km (0.105 R)
• M23: 17,622,330 km (0.106 R)
• M24: 19,910,429 km (0.08 R)
• M25: 29,737,813 km (0.073 R)
• M26: 34,599,893 km (0.091 R)
• M27: 36,167,978 km (0.06 R)
• M28: 37,280,837 km (0.111 R)
• M29: 37,782,737 km (0.112 R)
• M30: 41,288,713 km (0.103 R)
• M31: 42,367,763 km (0.113 R)
• M32: 43,881,992 km (0.109 R)
• M33: 44,441,488 km (0.034 R)
• M34: 45,147,441 km (0.115 R)
• M35: 49,089,344 km (0.031 R)
• M36: 50,452,630 km (0.119 R)
• M37: 51,066,580 km (0.076 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 11,452 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit