🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.9

Radius: 12.5

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.16 AU - 1.18 AU

Year: 874 Days

Day: 9.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,697,582 km

• M1: 155,582 km (0.051 R)
• M2: 546,930 km (0.036 R)
• M3: 1,105,977 km (0.043 R)
• M4: 1,601,146 km (0.108 R)
• M5: 2,205,521 km (0.087 R)
• M6: 2,686,329 km (0.112 R)
• M7: 4,005,333 km (0.105 R)
• M8: 4,646,659 km (0.12 R)
• M9: 6,115,860 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.4

Radius: 13

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.49 AU - 1.69 AU

Year: 1384 Days

Day: 5.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,697,582 km

• M1: 162,164 km (0.079 R)
• M2: 662,719 km (0.108 R)
• M3: 1,304,643 km (0.116 R)
• M4: 1,805,497 km (0.104 R)
• M5: 2,320,263 km (0.081 R)
• M6: 2,959,195 km (0.119 R)
• M7: 3,453,467 km (0.036 R)
• M8: 4,153,286 km (0.079 R)
• M9: 4,664,910 km (0.046 R)
• M10: 5,480,668 km (0.073 R)
• M11: 6,596,817 km (0.108 R)
• M12: 7,049,500 km (0.08 R)
• M13: 8,313,752 km (0.075 R)
• M14: 9,364,827 km (0.068 R)
• M15: 11,154,616 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.2

Radius: 15

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.35 AU - 2.13 AU

Year: 1584 Days

Day: 8.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,697,582 km

• M1: 187,297 km (0.113 R)
• M2: 655,538 km (0.11 R)
• M3: 1,385,127 km (0.064 R)
• M4: 1,899,594 km (0.114 R)
• M5: 2,406,132 km (0.113 R)
• M6: 3,601,270 km (0.039 R)
• M7: 4,132,342 km (0.107 R)
• M8: 4,814,957 km (0.051 R)
• M9: 5,354,108 km (0.119 R)
• M10: 5,841,797 km (0.074 R)
• M11: 6,679,246 km (0.092 R)
• M12: 8,041,484 km (0.077 R)
• M13: 9,079,095 km (0.1 R)
• M14: 9,743,309 km (0.104 R)
• M15: 11,821,822 km (0.1 R)
• M16: 12,576,394 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.2

Radius: 10.4

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.32 AU - 5.5 AU

Year: 6392 Days

Day: 10.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,697,582 km

• M1: 129,402 km (0.117 R)
• M2: 522,994 km (0.03 R)
• M3: 1,055,862 km (0.107 R)
• M4: 1,409,511 km (0.087 R)
• M5: 2,022,713 km (0.071 R)
• M6: 2,786,260 km (0.094 R)
• M7: 3,256,446 km (0.062 R)
• M8: 4,544,484 km (0.081 R)
• M9: 5,658,240 km (0.079 R)
• M10: 7,852,841 km (0.104 R)
• M11: 8,335,444 km (0.089 R)
• M12: 9,271,627 km (0.103 R)
• M13: 11,555,688 km (0.106 R)
• M14: 11,969,924 km (0.08 R)
• M15: 14,607,035 km (0.055 R)
• M16: 15,091,583 km (0.073 R)
• M17: 16,675,226 km (0.106 R)
• M18: 17,882,181 km (0.101 R)
• M19: 18,789,493 km (0.026 R)
• M20: 19,290,496 km (0.091 R)
• M21: 20,847,361 km (0.037 R)
• M22: 21,230,182 km (0.096 R)
• M23: 21,773,820 km (0.077 R)
• M24: 23,958,249 km (0.08 R)
• M25: 25,146,654 km (0.039 R)
• M26: 27,365,938 km (0.119 R)
• M27: 31,886,038 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756.3

Radius: 7.4

Gravity: 13.81 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 9.75 AU - 10.81 AU

Year: 22751 Days

Day: 20.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,697,582 km

• M1: 92,451 km (0.104 R)
• M2: 369,507 km (0.084 R)
• M3: 829,520 km (0.092 R)
• M4: 1,133,653 km (0.107 R)
• M5: 1,366,427 km (0.055 R)
• M6: 1,596,658 km (0.08 R)
• M7: 2,011,792 km (0.095 R)
• M8: 2,667,031 km (0.117 R)
• M9: 5,948,909 km (0.093 R)
• M10: 6,389,175 km (0.081 R)
• M11: 6,945,829 km (0.101 R)
• M12: 7,997,353 km (0.044 R)
• M13: 11,116,917 km (0.073 R)
• M14: 14,726,564 km (0.115 R)
• M15: 15,125,691 km (0.087 R)
• M16: 15,450,169 km (0.077 R)
• M17: 16,968,138 km (0.118 R)
• M18: 24,591,646 km (0.077 R)
• M19: 29,329,111 km (0.07 R)
• M20: 32,579,574 km (0.119 R)
• M21: 33,531,016 km (0.077 R)
• M22: 33,806,276 km (0.114 R)
• M23: 36,206,873 km (0.031 R)
• M24: 43,267,893 km (0.087 R)
• M25: 48,511,298 km (0.085 R)
• M26: 51,012,276 km (0.104 R)
• M27: 61,670,077 km (0.114 R)
• M28: 64,601,896 km (0.046 R)
• M29: 65,886,343 km (0.096 R)
• M30: 68,727,506 km (0.085 R)
• M31: 75,830,413 km (0.086 R)
• M32: 77,739,581 km (0.104 R)
• M33: 83,155,024 km (0.098 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 17,477 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit