🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.7

Radius: 14.8

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.8 AU - 1 AU

Year: 551 Days

Day: 9 Hours

Environment

Temp: -157 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,155,912 km

• M1: 184,005 km (0.102 R)
• M2: 676,182 km (0.078 R)
• M3: 1,155,943 km (0.105 R)
• M4: 1,860,549 km (0.05 R)
• M5: 2,382,196 km (0.099 R)
• M6: 3,034,742 km (0.108 R)
• M7: 3,641,362 km (0.111 R)
• M8: 4,148,798 km (0.069 R)
• M9: 4,703,507 km (0.089 R)
• M10: 5,356,352 km (0.097 R)
• M11: 5,963,570 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519

Radius: 9.7

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.99 AU - 2.89 AU

Year: 2461 Days

Day: 9 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,155,912 km

• M1: 120,576 km (0.054 R)
• M2: 427,102 km (0.116 R)
• M3: 772,823 km (0.101 R)
• M4: 1,078,002 km (0.105 R)
• M5: 1,401,134 km (0.106 R)
• M6: 2,162,437 km (0.088 R)
• M7: 2,863,902 km (0.041 R)
• M8: 3,177,608 km (0.101 R)
• M9: 4,221,054 km (0.101 R)
• M10: 4,671,792 km (0.096 R)
• M11: 5,131,656 km (0.093 R)
• M12: 6,804,010 km (0.094 R)
• M13: 7,309,202 km (0.099 R)
• M14: 7,899,815 km (0.118 R)
• M15: 8,650,198 km (0.052 R)
• M16: 9,723,562 km (0.075 R)
• M17: 10,845,846 km (0.105 R)
• M18: 11,302,718 km (0.03 R)
• M19: 15,433,115 km (0.094 R)
• M20: 16,855,491 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.3

Radius: 13.3

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.36 AU - 2.64 AU

Year: 2552 Days

Day: 6.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,155,912 km

• M1: 165,754 km (0.064 R)
• M2: 831,615 km (0.115 R)
• M3: 1,266,795 km (0.119 R)
• M4: 1,697,188 km (0.109 R)
• M5: 4,355,841 km (0.089 R)
• M6: 5,035,016 km (0.107 R)
• M7: 6,372,420 km (0.059 R)
• M8: 8,714,375 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.1

Radius: 4.8

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.28 AU - 8.78 AU

Year: 12035 Days

Day: 23.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 56.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,155,912 km

• M1: 77,043 km (0.099 R)
• M2: 352,901 km (0.037 R)
• M3: 610,808 km (0.093 R)
• M4: 798,703 km (0.118 R)
• M5: 1,123,330 km (0.119 R)
• M6: 1,493,735 km (0.111 R)
• M7: 1,797,418 km (0.115 R)
• M8: 3,119,415 km (0.027 R)
• M9: 3,917,819 km (0.116 R)
• M10: 4,734,773 km (0.039 R)
• M11: 5,876,952 km (0.052 R)
• M12: 6,562,709 km (0.081 R)
• M13: 7,012,999 km (0.115 R)
• M14: 7,191,469 km (0.053 R)
• M15: 8,327,665 km (0.111 R)
• M16: 8,527,976 km (0.09 R)
• M17: 10,712,255 km (0.069 R)
• M18: 11,189,771 km (0.098 R)
• M19: 11,483,133 km (0.109 R)
• M20: 13,960,922 km (0.107 R)
• M21: 16,332,497 km (0.028 R)
• M22: 18,959,585 km (0.12 R)
• M23: 21,855,052 km (0.035 R)
• M24: 22,934,401 km (0.051 R)
• M25: 24,129,688 km (0.113 R)
• M26: 25,618,187 km (0.05 R)
• M27: 29,978,067 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.2

Radius: 7

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 8.1 AU - 12.36 AU

Year: 21127 Days

Day: 19.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,155,912 km

• M1: 93,947 km (0.112 R)
• M2: 664,663 km (0.11 R)
• M3: 1,376,300 km (0.084 R)
• M4: 1,885,831 km (0.084 R)
• M5: 2,697,848 km (0.07 R)
• M6: 3,117,021 km (0.086 R)
• M7: 3,356,228 km (0.091 R)
• M8: 4,148,349 km (0.105 R)
• M9: 5,352,761 km (0.075 R)
• M10: 6,015,181 km (0.1 R)
• M11: 6,303,306 km (0.098 R)
• M12: 8,031,461 km (0.063 R)
• M13: 9,111,109 km (0.08 R)
• M14: 12,458,361 km (0.043 R)
• M15: 13,200,367 km (0.112 R)
• M16: 13,687,756 km (0.05 R)
• M17: 16,069,654 km (0.09 R)
• M18: 20,140,212 km (0.097 R)
• M19: 26,131,307 km (0.114 R)
• M20: 28,022,673 km (0.062 R)
• M21: 34,633,702 km (0.098 R)
• M22: 38,720,716 km (0.076 R)
• M23: 43,575,317 km (0.054 R)
• M24: 44,344,549 km (0.115 R)
• M25: 48,985,524 km (0.073 R)
• M26: 50,152,387 km (0.072 R)
• M27: 53,588,201 km (0.092 R)
• M28: 55,903,827 km (0.071 R)
• M29: 62,662,509 km (0.051 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: 373 - 14,481 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit