🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.7

Radius: 10.1

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.91 AU - 1.29 AU

Year: 734 Days

Day: 8.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,380,222 km

• M1: 133,890 km (0.089 R)
• M2: 682,316 km (0.075 R)
• M3: 1,274,424 km (0.074 R)
• M4: 2,312,484 km (0.117 R)
• M5: 3,048,954 km (0.118 R)
• M6: 3,515,999 km (0.073 R)
• M7: 4,415,232 km (0.072 R)
• M8: 4,950,942 km (0.055 R)
• M9: 5,359,643 km (0.106 R)
• M10: 5,879,795 km (0.108 R)
• M11: 6,319,762 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.1

Radius: 9

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.3 AU - 2.08 AU

Year: 1397 Days

Day: 12.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,380,222 km

• M1: 111,899 km (0.038 R)
• M2: 648,058 km (0.03 R)
• M3: 1,027,887 km (0.113 R)
• M4: 1,309,430 km (0.101 R)
• M5: 1,616,555 km (0.079 R)
• M6: 2,241,574 km (0.077 R)
• M7: 2,548,250 km (0.12 R)
• M8: 2,950,668 km (0.097 R)
• M9: 3,247,022 km (0.12 R)
• M10: 3,737,104 km (0.106 R)
• M11: 4,808,076 km (0.115 R)
• M12: 5,363,084 km (0.086 R)
• M13: 6,672,364 km (0.065 R)
• M14: 8,516,008 km (0.11 R)
• M15: 9,062,041 km (0.097 R)
• M16: 10,578,365 km (0.074 R)
• M17: 11,209,518 km (0.111 R)
• M18: 11,551,648 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.3

Radius: 9.1

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.98 AU - 2.98 AU

Year: 2483 Days

Day: 10.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,380,222 km

• M1: 113,545 km (0.094 R)
• M2: 408,103 km (0.075 R)
• M3: 708,944 km (0.087 R)
• M4: 1,092,214 km (0.111 R)
• M5: 2,003,564 km (0.102 R)
• M6: 2,358,859 km (0.045 R)
• M7: 2,709,816 km (0.066 R)
• M8: 3,301,775 km (0.032 R)
• M9: 3,781,236 km (0.11 R)
• M10: 4,306,474 km (0.087 R)
• M11: 4,675,532 km (0.109 R)
• M12: 5,184,613 km (0.073 R)
• M13: 6,396,057 km (0.107 R)
• M14: 7,977,755 km (0.12 R)
• M15: 9,261,604 km (0.085 R)
• M16: 10,407,075 km (0.112 R)
• M17: 11,033,890 km (0.088 R)
• M18: 12,887,857 km (0.059 R)
• M19: 15,536,337 km (0.1 R)
• M20: 17,310,269 km (0.075 R)
• M21: 18,358,351 km (0.108 R)
• M22: 19,215,248 km (0.115 R)
• M23: 19,860,464 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.8

Radius: 8

Gravity: 14.26 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.96 AU - 4.5 AU

Year: 5532 Days

Day: 9.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,380,222 km

• M1: 100,679 km (0.088 R)
• M2: 427,700 km (0.07 R)
• M3: 804,837 km (0.101 R)
• M4: 1,217,876 km (0.086 R)
• M5: 1,492,538 km (0.056 R)
• M6: 2,028,996 km (0.03 R)
• M7: 2,471,506 km (0.088 R)
• M8: 3,201,843 km (0.103 R)
• M9: 4,193,228 km (0.102 R)
• M10: 4,773,518 km (0.104 R)
• M11: 5,025,890 km (0.116 R)
• M12: 5,287,088 km (0.11 R)
• M13: 5,557,561 km (0.1 R)
• M14: 5,932,304 km (0.096 R)
• M15: 7,909,539 km (0.095 R)
• M16: 9,788,338 km (0.107 R)
• M17: 11,793,847 km (0.09 R)
• M18: 15,967,628 km (0.066 R)
• M19: 18,589,181 km (0.09 R)
• M20: 20,292,652 km (0.045 R)
• M21: 20,586,313 km (0.111 R)
• M22: 26,371,113 km (0.066 R)
• M23: 29,071,205 km (0.071 R)
• M24: 29,915,984 km (0.057 R)
• M25: 33,972,180 km (0.095 R)
• M26: 35,437,043 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.9

Radius: 4.7

Gravity: 42.78 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.58 AU - 6.98 AU

Year: 10006 Days

Day: 23.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,380,222 km

• M1: 58,493 km (0.098 R)
• M2: 242,049 km (0.091 R)
• M3: 545,284 km (0.082 R)
• M4: 768,335 km (0.045 R)
• M5: 1,204,113 km (0.08 R)
• M6: 1,386,024 km (0.054 R)
• M7: 1,556,566 km (0.069 R)
• M8: 1,805,646 km (0.082 R)
• M9: 2,210,159 km (0.087 R)
• M10: 2,847,895 km (0.093 R)
• M11: 3,007,516 km (0.067 R)
• M12: 4,885,118 km (0.108 R)
• M13: 5,701,175 km (0.119 R)
• M14: 6,066,642 km (0.051 R)
• M15: 6,763,769 km (0.076 R)
• M16: 7,469,721 km (0.058 R)
• M17: 9,778,166 km (0.064 R)
• M18: 13,327,973 km (0.118 R)
• M19: 16,095,684 km (0.102 R)
• M20: 17,958,626 km (0.097 R)
• M21: 20,716,463 km (0.093 R)
• M22: 20,886,855 km (0.119 R)
• M23: 21,753,475 km (0.055 R)
• M24: 25,950,892 km (0.111 R)
• M25: 28,606,254 km (0.097 R)
• M26: 29,350,953 km (0.102 R)
• M27: 31,662,539 km (0.11 R)
• M28: 33,269,220 km (0.079 R)
• M29: 38,930,003 km (0.099 R)
• M30: 39,450,604 km (0.043 R)
• M31: 42,809,974 km (0.117 R)
• M32: 52,584,400 km (0.078 R)
• M33: 53,060,869 km (0.059 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: 536 - 17,202 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit