🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.8

Radius: 13.3

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.48 AU - 0.76 AU

Year: 343 Days

Day: 6.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 84,032,509 km

• M1: 165,455 km (0.118 R)
• M2: 1,019,958 km (0.046 R)
• M3: 1,460,674 km (0.101 R)
• M4: 2,312,633 km (0.108 R)
• M5: 3,106,549 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.4

Radius: 15

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.21 AU - 1.55 AU

Year: 1140 Days

Day: 14.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 84,032,509 km

• M1: 186,848 km (0.062 R)
• M2: 838,646 km (0.074 R)
• M3: 1,628,522 km (0.083 R)
• M4: 2,898,459 km (0.1 R)
• M5: 3,999,200 km (0.097 R)
• M6: 7,966,236 km (0.08 R)
• M7: 8,855,745 km (0.102 R)
• M8: 9,961,273 km (0.075 R)

Asteroid Belt

Center: 2.84 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468

Radius: 11

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.19 AU - 4.41 AU

Year: 6268 Days

Day: 13.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,032,509 km

• M1: 136,732 km (0.044 R)
• M2: 511,326 km (0.083 R)
• M3: 967,898 km (0.081 R)
• M4: 1,584,989 km (0.117 R)
• M5: 2,005,210 km (0.049 R)
• M6: 2,794,937 km (0.027 R)
• M7: 3,353,087 km (0.091 R)
• M8: 4,415,232 km (0.102 R)
• M9: 5,370,713 km (0.057 R)
• M10: 6,394,711 km (0.038 R)
• M11: 7,944,245 km (0.1 R)
• M12: 12,559,938 km (0.039 R)
• M13: 13,490,138 km (0.113 R)
• M14: 18,186,763 km (0.107 R)
• M15: 18,841,553 km (0.066 R)
• M16: 19,444,133 km (0.076 R)
• M17: 21,837,250 km (0.117 R)
• M18: 27,116,409 km (0.114 R)
• M19: 27,884,744 km (0.094 R)
• M20: 29,554,555 km (0.104 R)
• M21: 30,277,113 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 332.6

Radius: 5.7

Gravity: 10.24 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.48 AU - 7.8 AU

Year: 12027 Days

Day: 23.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 99.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 84,032,509 km

• M1: 70,909 km (0.037 R)
• M2: 306,825 km (0.106 R)
• M3: 751,580 km (0.115 R)
• M4: 1,014,722 km (0.069 R)
• M5: 1,613,413 km (0.082 R)
• M6: 1,832,873 km (0.083 R)
• M7: 2,278,376 km (0.048 R)
• M8: 3,067,355 km (0.118 R)
• M9: 3,267,517 km (0.118 R)
• M10: 3,972,871 km (0.072 R)
• M11: 4,238,257 km (0.11 R)
• M12: 4,716,522 km (0.104 R)
• M13: 5,419,931 km (0.116 R)
• M14: 6,403,537 km (0.074 R)
• M15: 7,264,323 km (0.114 R)
• M16: 7,540,929 km (0.097 R)
• M17: 10,555,775 km (0.026 R)
• M18: 12,189,085 km (0.04 R)
• M19: 13,623,579 km (0.077 R)
• M20: 15,039,224 km (0.086 R)
• M21: 17,029,623 km (0.089 R)
• M22: 19,114,270 km (0.111 R)
• M23: 20,179,107 km (0.057 R)
• M24: 22,928,566 km (0.085 R)
• M25: 23,696,153 km (0.101 R)
• M26: 25,462,904 km (0.079 R)
• M27: 30,057,803 km (0.107 R)
• M28: 30,976,633 km (0.11 R)
• M29: 31,495,289 km (0.091 R)
• M30: 35,288,343 km (0.037 R)
• M31: 38,533,719 km (0.096 R)
• M32: 39,496,231 km (0.045 R)
• M33: 39,983,472 km (0.048 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760.6

Radius: 5.8

Gravity: 22.61 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 9.92 AU - 9.96 AU

Year: 22029 Days

Day: 20.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,032,509 km

• M1: 72,106 km (0.094 R)
• M2: 256,560 km (0.071 R)
• M3: 795,412 km (0.112 R)
• M4: 1,514,080 km (0.042 R)
• M5: 1,995,336 km (0.106 R)
• M6: 2,316,523 km (0.11 R)
• M7: 3,580,176 km (0.06 R)
• M8: 4,679,272 km (0.036 R)
• M9: 6,073,075 km (0.099 R)
• M10: 7,078,971 km (0.104 R)
• M11: 7,621,413 km (0.119 R)
• M12: 8,138,423 km (0.053 R)
• M13: 8,351,600 km (0.068 R)
• M14: 10,504,314 km (0.043 R)
• M15: 13,588,872 km (0.092 R)
• M16: 22,081,842 km (0.107 R)
• M17: 28,624,356 km (0.076 R)
• M18: 30,249,587 km (0.101 R)
• M19: 32,868,597 km (0.119 R)
• M20: 33,819,740 km (0.119 R)
• M21: 34,510,434 km (0.109 R)
• M22: 35,210,252 km (0.109 R)
• M23: 35,777,079 km (0.072 R)
• M24: 42,258,855 km (0.118 R)
• M25: 43,059,802 km (0.106 R)
• M26: 44,034,283 km (0.061 R)
• M27: 50,550,018 km (0.117 R)
• M28: 56,318,961 km (0.106 R)
• M29: 56,705,671 km (0.115 R)
• M30: 58,269,567 km (0.055 R)
• M31: 64,602,045 km (0.118 R)
• M32: 68,921,833 km (0.051 R)
• M33: 74,354,929 km (0.077 R)
• M34: 76,227,445 km (0.106 R)
• M35: 78,371,482 km (0.118 R)
• M36: 81,045,993 km (0.078 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 12,659 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit