🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.4

Radius: 11.1

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.66 AU - 0.7 AU

Year: 387 Days

Day: 13.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,440,693 km

• M1: 138,079 km (0.105 R)
• M2: 485,894 km (0.099 R)
• M3: 1,322,445 km (0.033 R)
• M4: 2,009,548 km (0.058 R)
• M5: 2,565,454 km (0.093 R)
• M6: 3,154,421 km (0.072 R)
• M7: 3,680,257 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.3

Radius: 11.9

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.13 AU - 1.47 AU

Year: 1023 Days

Day: 9.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,440,693 km

• M1: 147,952 km (0.112 R)
• M2: 730,786 km (0.07 R)
• M3: 1,183,170 km (0.083 R)
• M4: 1,563,597 km (0.118 R)
• M5: 2,046,499 km (0.061 R)
• M6: 3,526,919 km (0.101 R)
• M7: 4,501,101 km (0.099 R)
• M8: 5,042,495 km (0.071 R)
• M9: 5,452,842 km (0.096 R)
• M10: 6,193,352 km (0.094 R)
• M11: 7,299,479 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.3

Radius: 9

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.15 AU - 3.35 AU

Year: 4044 Days

Day: 11.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,440,693 km

• M1: 112,498 km (0.101 R)
• M2: 414,685 km (0.118 R)
• M3: 829,670 km (0.117 R)
• M4: 1,340,547 km (0.118 R)
• M5: 2,049,640 km (0.102 R)
• M6: 2,565,304 km (0.047 R)
• M7: 2,989,713 km (0.076 R)
• M8: 3,713,917 km (0.063 R)
• M9: 4,043,032 km (0.086 R)
• M10: 5,533,476 km (0.11 R)
• M11: 6,475,194 km (0.119 R)
• M12: 7,233,057 km (0.112 R)
• M13: 7,781,483 km (0.111 R)
• M14: 10,097,707 km (0.065 R)
• M15: 13,355,500 km (0.071 R)
• M16: 13,836,905 km (0.083 R)
• M17: 16,148,641 km (0.036 R)
• M18: 16,973,225 km (0.059 R)
• M19: 17,310,718 km (0.064 R)
• M20: 18,232,988 km (0.067 R)
• M21: 19,309,196 km (0.094 R)
• M22: 20,049,855 km (0.083 R)
• M23: 21,066,671 km (0.07 R)
• M24: 21,984,305 km (0.083 R)
• M25: 22,791,834 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.8

Radius: 10.1

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.17 AU - 5.23 AU

Year: 8185 Days

Day: 11.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,440,693 km

• M1: 125,961 km (0.094 R)
• M2: 618,138 km (0.079 R)
• M3: 1,155,195 km (0.101 R)
• M4: 1,542,055 km (0.08 R)
• M5: 2,183,381 km (0.119 R)
• M6: 2,839,816 km (0.104 R)
• M7: 3,556,241 km (0.105 R)
• M8: 4,363,321 km (0.091 R)
• M9: 6,305,401 km (0.12 R)
• M10: 7,485,129 km (0.065 R)
• M11: 7,896,673 km (0.106 R)
• M12: 8,244,488 km (0.045 R)
• M13: 9,608,821 km (0.071 R)
• M14: 12,208,233 km (0.12 R)
• M15: 12,938,271 km (0.055 R)
• M16: 13,975,134 km (0.117 R)
• M17: 14,600,303 km (0.068 R)
• M18: 15,066,450 km (0.05 R)
• M19: 15,845,406 km (0.051 R)
• M20: 17,613,803 km (0.106 R)
• M21: 20,076,184 km (0.116 R)
• M22: 20,945,497 km (0.115 R)
• M23: 22,527,046 km (0.103 R)
• M24: 26,610,768 km (0.067 R)
• M25: 27,044,453 km (0.118 R)
• M26: 30,026,088 km (0.111 R)
• M27: 30,590,820 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 653

Radius: 4

Gravity: 40.81 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.22 AU - 9.26 AU

Year: 14864 Days

Day: 22.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,440,693 km

• M1: 50,115 km (0.032 R)
• M2: 438,471 km (0.107 R)
• M3: 1,009,038 km (0.04 R)
• M4: 1,860,998 km (0.097 R)
• M5: 2,276,132 km (0.11 R)
• M6: 4,188,740 km (0.093 R)
• M7: 4,729,237 km (0.12 R)
• M8: 5,459,574 km (0.094 R)
• M9: 8,003,187 km (0.103 R)
• M10: 9,609,569 km (0.112 R)
• M11: 12,981,505 km (0.048 R)
• M12: 13,779,759 km (0.102 R)
• M13: 14,260,267 km (0.068 R)
• M14: 14,965,921 km (0.119 R)
• M15: 15,182,090 km (0.053 R)
• M16: 15,546,959 km (0.099 R)
• M17: 16,676,871 km (0.111 R)
• M18: 18,846,489 km (0.117 R)
• M19: 20,481,444 km (0.113 R)
• M20: 21,469,838 km (0.084 R)
• M21: 24,326,559 km (0.096 R)
• M22: 24,625,455 km (0.115 R)
• M23: 25,536,805 km (0.102 R)
• M24: 31,246,806 km (0.104 R)
• M25: 34,271,675 km (0.041 R)
• M26: 35,152,358 km (0.025 R)
• M27: 43,474,488 km (0.087 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: 330 - 13,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit