🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.3

Radius: 12.9

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.72 AU - 0.74 AU

Year: 431 Days

Day: 8 Hours

Environment

Temp: -155 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,054,182 km

• M1: 160,519 km (0.056 R)
• M2: 568,921 km (0.107 R)
• M3: 991,235 km (0.092 R)
• M4: 1,415,794 km (0.111 R)
• M5: 2,198,341 km (0.109 R)
• M6: 2,604,798 km (0.087 R)
• M7: 3,117,470 km (0.094 R)
• M8: 4,432,585 km (0.109 R)
• M9: 5,136,592 km (0.115 R)
• M10: 5,844,938 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624

Radius: 13

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.07 AU - 1.17 AU

Year: 818 Days

Day: 15 Hours

Environment

Temp: -186 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,054,182 km

• M1: 161,715 km (0.067 R)
• M2: 590,014 km (0.088 R)
• M3: 1,042,697 km (0.093 R)
• M4: 1,455,886 km (0.112 R)
• M5: 2,131,919 km (0.074 R)
• M6: 2,746,767 km (0.103 R)
• M7: 3,251,061 km (0.038 R)
• M8: 3,919,913 km (0.052 R)
• M9: 6,469,510 km (0.062 R)
• M10: 8,705,549 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.9

Radius: 8.6

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.05 AU - 1.67 AU

Year: 1095 Days

Day: 10.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,054,182 km

• M1: 106,962 km (0.06 R)
• M2: 584,479 km (0.119 R)
• M3: 910,153 km (0.083 R)
• M4: 1,196,334 km (0.083 R)
• M5: 1,830,480 km (0.096 R)
• M6: 2,420,494 km (0.096 R)
• M7: 2,876,318 km (0.102 R)
• M8: 3,597,380 km (0.103 R)
• M9: 4,346,566 km (0.093 R)
• M10: 4,703,058 km (0.058 R)
• M11: 5,556,813 km (0.058 R)
• M12: 6,671,317 km (0.114 R)
• M13: 7,343,311 km (0.108 R)
• M14: 7,824,417 km (0.059 R)
• M15: 8,139,171 km (0.116 R)
• M16: 8,906,160 km (0.047 R)
• M17: 9,512,480 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.9

Radius: 13.7

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.19 AU - 5.79 AU

Year: 7694 Days

Day: 11.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,054,182 km

• M1: 170,392 km (0.092 R)
• M2: 754,721 km (0.094 R)
• M3: 1,939,985 km (0.074 R)
• M4: 3,775,102 km (0.101 R)
• M5: 4,815,107 km (0.052 R)
• M6: 5,275,270 km (0.102 R)
• M7: 9,464,459 km (0.062 R)
• M8: 10,091,424 km (0.088 R)
• M9: 10,694,602 km (0.097 R)
• M10: 12,764,887 km (0.119 R)
• M11: 13,351,460 km (0.112 R)
• M12: 14,017,470 km (0.083 R)
• M13: 15,679,951 km (0.097 R)
• M14: 16,217,008 km (0.113 R)
• M15: 16,766,331 km (0.08 R)
• M16: 17,541,996 km (0.107 R)
• M17: 17,975,082 km (0.119 R)
• M18: 19,241,129 km (0.104 R)
• M19: 20,169,982 km (0.073 R)
• M20: 20,725,439 km (0.052 R)
• M21: 24,814,098 km (0.075 R)
• M22: 30,333,063 km (0.11 R)
• M23: 33,987,589 km (0.089 R)
• M24: 40,504,970 km (0.091 R)
• M25: 41,009,115 km (0.049 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 764.5

Radius: 3.4

Gravity: 66.13 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 9.18 AU - 9.24 AU

Year: 19293 Days

Day: 24.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,054,182 km

• M1: 69,862 km (0.106 R)
• M2: 340,335 km (0.061 R)
• M3: 462,108 km (0.086 R)
• M4: 640,129 km (0.119 R)
• M5: 807,679 km (0.1 R)
• M6: 1,231,190 km (0.104 R)
• M7: 1,558,062 km (0.12 R)
• M8: 2,059,813 km (0.038 R)
• M9: 3,725,885 km (0.068 R)
• M10: 5,120,436 km (0.043 R)
• M11: 5,996,032 km (0.048 R)
• M12: 8,089,056 km (0.064 R)
• M13: 10,684,430 km (0.072 R)
• M14: 16,346,410 km (0.076 R)
• M15: 17,868,718 km (0.1 R)
• M16: 18,396,349 km (0.068 R)
• M17: 19,760,981 km (0.116 R)
• M18: 20,707,337 km (0.025 R)
• M19: 23,412,665 km (0.037 R)
• M20: 25,121,970 km (0.106 R)
• M21: 36,168,427 km (0.056 R)
• M22: 40,366,293 km (0.066 R)
• M23: 45,850,700 km (0.12 R)
• M24: 46,838,196 km (0.106 R)
• M25: 49,540,532 km (0.082 R)
• M26: 64,211,445 km (0.114 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 11,826 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit