🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456

Radius: 14

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.97 AU - 2.17 AU

Year: 1954 Days

Day: 9.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,393,168 km

• M1: 174,132 km (0.085 R)
• M2: 638,783 km (0.059 R)
• M3: 1,112,410 km (0.057 R)
• M4: 1,945,371 km (0.06 R)
• M5: 2,631,427 km (0.107 R)
• M6: 3,523,329 km (0.083 R)
• M7: 4,175,426 km (0.111 R)
• M8: 5,030,228 km (0.098 R)
• M9: 5,566,088 km (0.098 R)
• M10: 6,069,186 km (0.098 R)
• M11: 6,778,728 km (0.06 R)
• M12: 7,299,927 km (0.113 R)
• M13: 8,691,187 km (0.09 R)
• M14: 10,870,978 km (0.085 R)
• M15: 11,734,008 km (0.078 R)
• M16: 14,050,082 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.1

Radius: 13.7

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.7 AU - 2.64 AU

Year: 2097 Days

Day: 8.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,393,168 km

• M1: 170,392 km (0.119 R)
• M2: 628,760 km (0.11 R)
• M3: 1,389,914 km (0.093 R)
• M4: 2,559,320 km (0.109 R)
• M5: 3,319,427 km (0.032 R)
• M6: 3,912,882 km (0.094 R)
• M7: 4,992,231 km (0.106 R)
• M8: 7,346,901 km (0.089 R)
• M9: 7,919,562 km (0.048 R)
• M10: 9,747,348 km (0.113 R)
• M11: 10,217,535 km (0.116 R)
• M12: 11,164,938 km (0.036 R)
• M13: 11,841,868 km (0.087 R)
• M14: 14,359,900 km (0.094 R)
• M15: 15,353,977 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.4

Radius: 14.1

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.21 AU - 2.97 AU

Year: 2734 Days

Day: 5.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,393,168 km

• M1: 190,588 km (0.085 R)
• M2: 695,032 km (0.036 R)
• M3: 1,804,749 km (0.088 R)
• M4: 2,312,035 km (0.038 R)
• M5: 2,997,493 km (0.098 R)
• M6: 7,750,815 km (0.084 R)
• M7: 8,447,044 km (0.042 R)
• M8: 10,789,298 km (0.097 R)
• M9: 11,615,975 km (0.119 R)
• M10: 12,395,680 km (0.083 R)
• M11: 14,011,785 km (0.04 R)
• M12: 14,597,162 km (0.073 R)
• M13: 16,079,078 km (0.099 R)
• M14: 19,580,865 km (0.098 R)
• M15: 21,445,603 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.8

Radius: 12.6

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.26 AU - 3.66 AU

Year: 3341 Days

Day: 7.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,393,168 km

• M1: 156,779 km (0.114 R)
• M2: 724,353 km (0.112 R)
• M3: 1,140,534 km (0.045 R)
• M4: 2,228,260 km (0.096 R)
• M5: 2,891,727 km (0.11 R)
• M6: 3,410,233 km (0.108 R)
• M7: 3,862,019 km (0.064 R)
• M8: 4,472,976 km (0.05 R)
• M9: 5,016,316 km (0.105 R)
• M10: 6,135,607 km (0.094 R)
• M11: 7,245,773 km (0.103 R)
• M12: 7,760,838 km (0.072 R)
• M13: 8,423,407 km (0.06 R)
• M14: 8,961,062 km (0.089 R)
• M15: 9,588,924 km (0.097 R)
• M16: 11,458,299 km (0.101 R)
• M17: 12,000,741 km (0.071 R)
• M18: 12,519,696 km (0.076 R)
• M19: 13,136,937 km (0.116 R)
• M20: 14,701,731 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 98.8

Radius: 3.3

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.59 AU - 8.31 AU

Year: 12020 Days

Day: 24 Hours

Environment

Temp: -231 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,393,168 km

• M1: 40,990 km (0.101 R)
• M2: 307,573 km (0.105 R)
• M3: 479,162 km (0.101 R)
• M4: 684,261 km (0.118 R)
• M5: 1,750,295 km (0.086 R)
• M6: 2,714,005 km (0.066 R)
• M7: 3,179,254 km (0.114 R)
• M8: 3,761,040 km (0.054 R)
• M9: 4,030,915 km (0.114 R)
• M10: 4,534,162 km (0.028 R)
• M11: 5,024,394 km (0.115 R)
• M12: 5,958,184 km (0.105 R)
• M13: 6,418,796 km (0.049 R)
• M14: 7,584,762 km (0.098 R)
• M15: 8,348,309 km (0.101 R)
• M16: 10,111,619 km (0.057 R)
• M17: 12,060,132 km (0.087 R)
• M18: 17,776,865 km (0.057 R)
• M19: 18,279,364 km (0.105 R)
• M20: 23,685,083 km (0.112 R)
• M21: 26,019,258 km (0.097 R)
• M22: 26,994,337 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 208.6

Radius: 7.8

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.19 AU - 7.83 AU

Year: 13501 Days

Day: 24.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,393,168 km

• M1: 97,239 km (0.093 R)
• M2: 425,756 km (0.059 R)
• M3: 725,849 km (0.105 R)
• M4: 1,535,024 km (0.078 R)
• M5: 1,840,203 km (0.103 R)
• M6: 2,322,058 km (0.074 R)
• M7: 2,885,444 km (0.091 R)
• M8: 4,361,825 km (0.109 R)
• M9: 4,805,532 km (0.09 R)
• M10: 5,433,245 km (0.031 R)
• M11: 5,848,529 km (0.104 R)
• M12: 8,712,879 km (0.106 R)
• M13: 9,193,088 km (0.11 R)
• M14: 10,302,057 km (0.084 R)
• M15: 10,938,596 km (0.029 R)
• M16: 11,862,962 km (0.117 R)
• M17: 13,118,686 km (0.036 R)
• M18: 13,403,072 km (0.118 R)
• M19: 18,247,499 km (0.114 R)
• M20: 19,178,746 km (0.067 R)
• M21: 22,404,076 km (0.065 R)
• M22: 23,304,955 km (0.096 R)
• M23: 26,242,309 km (0.094 R)
• M24: 30,796,367 km (0.093 R)
• M25: 37,082,171 km (0.065 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: 548 - 13,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit