🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.9

Radius: 8.2

Gravity: 12.04 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.83 AU - 0.85 AU

Year: 541 Days

Day: 5.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,389,433 km

• M1: 102,026 km (0.108 R)
• M2: 373,247 km (0.065 R)
• M3: 766,539 km (0.098 R)
• M4: 1,221,467 km (0.094 R)
• M5: 1,630,916 km (0.09 R)
• M6: 2,157,500 km (0.104 R)
• M7: 3,327,954 km (0.077 R)
• M8: 3,845,563 km (0.118 R)
• M9: 4,160,466 km (0.099 R)
• M10: 5,024,244 km (0.062 R)
• M11: 5,543,200 km (0.055 R)
• M12: 6,193,202 km (0.095 R)
• M13: 6,467,116 km (0.115 R)
• M14: 6,893,171 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.5

Radius: 11.1

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1 AU - 1.28 AU

Year: 856 Days

Day: 9.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,389,433 km

• M1: 138,079 km (0.118 R)
• M2: 581,936 km (0.118 R)
• M3: 961,316 km (0.037 R)
• M4: 1,367,025 km (0.094 R)
• M5: 1,852,770 km (0.027 R)
• M6: 2,904,742 km (0.06 R)
• M7: 3,702,846 km (0.102 R)
• M8: 4,146,105 km (0.059 R)
• M9: 4,493,621 km (0.107 R)
• M10: 5,636,100 km (0.113 R)
• M11: 6,789,200 km (0.068 R)
• M12: 8,337,987 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.4

Radius: 12.2

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.02 AU - 2.98 AU

Year: 2779 Days

Day: 5.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,389,433 km

• M1: 151,842 km (0.089 R)
• M2: 594,652 km (0.066 R)
• M3: 1,207,404 km (0.046 R)
• M4: 1,719,478 km (0.12 R)
• M5: 2,179,791 km (0.11 R)
• M6: 3,854,539 km (0.099 R)
• M7: 4,382,769 km (0.109 R)
• M8: 6,996,393 km (0.075 R)
• M9: 7,431,125 km (0.078 R)
• M10: 8,527,976 km (0.1 R)
• M11: 11,546,562 km (0.073 R)
• M12: 11,935,517 km (0.094 R)
• M13: 12,467,636 km (0.096 R)
• M14: 13,295,660 km (0.086 R)
• M15: 15,369,984 km (0.102 R)
• M16: 16,160,609 km (0.111 R)
• M17: 18,226,855 km (0.096 R)
• M18: 20,589,604 km (0.106 R)
• M19: 21,746,294 km (0.084 R)
• M20: 22,273,926 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.8

Radius: 10.2

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.78 AU - 4.1 AU

Year: 4485 Days

Day: 13.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 64,389,433 km

• M1: 126,859 km (0.098 R)
• M2: 584,180 km (0.046 R)
• M3: 949,198 km (0.112 R)
• M4: 1,287,589 km (0.091 R)
• M5: 2,173,956 km (0.105 R)
• M6: 3,032,199 km (0.113 R)
• M7: 4,710,687 km (0.105 R)
• M8: 5,212,738 km (0.09 R)
• M9: 5,547,987 km (0.115 R)
• M10: 6,577,070 km (0.078 R)
• M11: 7,551,401 km (0.065 R)
• M12: 7,908,940 km (0.117 R)
• M13: 8,891,649 km (0.096 R)
• M14: 9,576,807 km (0.104 R)
• M15: 10,210,354 km (0.08 R)
• M16: 12,377,728 km (0.086 R)
• M17: 13,232,081 km (0.08 R)
• M18: 15,058,222 km (0.053 R)
• M19: 15,511,205 km (0.077 R)
• M20: 16,444,546 km (0.097 R)
• M21: 17,414,838 km (0.075 R)
• M22: 19,138,205 km (0.087 R)
• M23: 23,672,367 km (0.074 R)
• M24: 24,362,612 km (0.114 R)
• M25: 27,008,699 km (0.065 R)
• M26: 27,593,626 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.3

Radius: 7.9

Gravity: 11.78 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 7.39 AU - 8.63 AU

Year: 15935 Days

Day: 21.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,389,433 km

• M1: 98,435 km (0.119 R)
• M2: 347,217 km (0.09 R)
• M3: 657,483 km (0.06 R)
• M4: 933,192 km (0.059 R)
• M5: 1,246,449 km (0.071 R)
• M6: 1,629,719 km (0.083 R)
• M7: 1,958,087 km (0.073 R)
• M8: 2,227,961 km (0.115 R)
• M9: 3,349,347 km (0.063 R)
• M10: 4,441,710 km (0.078 R)
• M11: 6,995,496 km (0.119 R)
• M12: 7,868,250 km (0.109 R)
• M13: 8,863,225 km (0.061 R)
• M14: 10,393,910 km (0.12 R)
• M15: 11,776,943 km (0.104 R)
• M16: 12,875,141 km (0.09 R)
• M17: 14,684,677 km (0.071 R)
• M18: 15,650,181 km (0.052 R)
• M19: 15,955,660 km (0.102 R)
• M20: 17,056,102 km (0.113 R)
• M21: 17,955,484 km (0.086 R)
• M22: 19,583,259 km (0.082 R)
• M23: 20,206,932 km (0.065 R)
• M24: 24,742,590 km (0.07 R)
• M25: 26,862,841 km (0.065 R)
• M26: 29,447,593 km (0.049 R)
• M27: 34,201,664 km (0.104 R)
• M28: 36,158,703 km (0.076 R)
• M29: 38,604,179 km (0.08 R)
• M30: 38,882,581 km (0.079 R)
• M31: 41,448,484 km (0.093 R)
• M32: 42,624,173 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 417.8

Radius: 7.2

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 8.51 AU - 10.09 AU

Year: 19936 Days

Day: 23.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,389,433 km

• M1: 99,632 km (0.09 R)
• M2: 434,133 km (0.089 R)
• M3: 746,643 km (0.102 R)
• M4: 1,094,159 km (0.116 R)
• M5: 1,369,269 km (0.12 R)
• M6: 2,023,760 km (0.093 R)
• M7: 2,846,399 km (0.094 R)
• M8: 5,832,522 km (0.062 R)
• M9: 7,024,368 km (0.057 R)
• M10: 8,419,817 km (0.088 R)
• M11: 9,662,377 km (0.103 R)
• M12: 11,934,918 km (0.1 R)
• M13: 12,896,533 km (0.106 R)
• M14: 13,497,917 km (0.04 R)
• M15: 14,047,838 km (0.077 R)
• M16: 19,169,920 km (0.059 R)
• M17: 21,212,679 km (0.108 R)
• M18: 21,955,881 km (0.103 R)
• M19: 27,107,733 km (0.095 R)
• M20: 43,461,473 km (0.119 R)
• M21: 49,833,295 km (0.048 R)
• M22: 55,918,038 km (0.119 R)
• M23: 56,623,093 km (0.061 R)
• M24: 60,793,583 km (0.037 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 10,601 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit