🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.3

Radius: 8.9

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.65 AU - 0.95 AU

Year: 469 Days

Day: 7.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,169,489 km

• M1: 111,301 km (0.064 R)
• M2: 526,585 km (0.055 R)
• M3: 829,520 km (0.045 R)
• M4: 1,377,348 km (0.111 R)
• M5: 2,054,727 km (0.117 R)
• M6: 2,527,456 km (0.112 R)
• M7: 3,883,112 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.7

Radius: 9.5

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.09 AU - 2.13 AU

Year: 2011 Days

Day: 12.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,169,489 km

• M1: 118,182 km (0.11 R)
• M2: 421,118 km (0.101 R)
• M3: 890,706 km (0.079 R)
• M4: 1,456,634 km (0.119 R)
• M5: 2,416,305 km (0.071 R)
• M6: 3,301,176 km (0.114 R)
• M7: 3,618,174 km (0.076 R)
• M8: 4,132,192 km (0.035 R)
• M9: 4,713,679 km (0.109 R)
• M10: 5,543,648 km (0.078 R)
• M11: 5,924,674 km (0.077 R)
• M12: 6,814,632 km (0.055 R)
• M13: 7,464,784 km (0.082 R)
• M14: 8,443,753 km (0.109 R)
• M15: 9,009,831 km (0.072 R)
• M16: 9,857,602 km (0.043 R)
• M17: 10,654,959 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.7

Radius: 14.4

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.37 AU - 3.99 AU

Year: 4631 Days

Day: 6.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 73.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,169,489 km

• M1: 179,069 km (0.118 R)
• M2: 1,080,845 km (0.102 R)
• M3: 2,169,319 km (0.113 R)
• M4: 2,754,845 km (0.077 R)
• M5: 5,175,488 km (0.096 R)
• M6: 5,775,525 km (0.095 R)
• M7: 6,263,812 km (0.069 R)
• M8: 7,014,046 km (0.104 R)
• M9: 7,678,410 km (0.082 R)
• M10: 9,884,081 km (0.062 R)
• M11: 10,765,811 km (0.085 R)
• M12: 12,038,739 km (0.1 R)
• M13: 12,585,220 km (0.066 R)
• M14: 13,781,704 km (0.119 R)
• M15: 14,490,798 km (0.118 R)
• M16: 14,995,840 km (0.118 R)
• M17: 19,470,612 km (0.076 R)
• M18: 20,998,455 km (0.12 R)
• M19: 25,733,377 km (0.116 R)
• M20: 28,001,729 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.7

Radius: 8.1

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.04 AU - 6.6 AU

Year: 8050 Days

Day: 11.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,169,489 km

• M1: 103,223 km (0.111 R)
• M2: 481,705 km (0.057 R)
• M3: 768,035 km (0.098 R)
• M4: 1,300,305 km (0.068 R)
• M5: 1,835,416 km (0.093 R)
• M6: 2,352,875 km (0.072 R)
• M7: 2,655,512 km (0.1 R)
• M8: 4,315,450 km (0.084 R)
• M9: 4,855,049 km (0.119 R)
• M10: 8,619,081 km (0.114 R)
• M11: 9,652,354 km (0.073 R)
• M12: 10,060,307 km (0.069 R)
• M13: 10,385,683 km (0.099 R)
• M14: 15,217,694 km (0.077 R)
• M15: 16,083,716 km (0.05 R)
• M16: 17,443,710 km (0.117 R)
• M17: 17,778,510 km (0.104 R)
• M18: 20,912,436 km (0.066 R)
• M19: 21,595,949 km (0.08 R)
• M20: 24,147,340 km (0.099 R)
• M21: 29,839,988 km (0.104 R)
• M22: 30,512,281 km (0.095 R)
• M23: 31,886,936 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765.8

Radius: 3.2

Gravity: 74.79 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.85 AU - 6.55 AU

Year: 10127 Days

Day: 20.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,169,489 km

• M1: 39,793 km (0.073 R)
• M2: 149,897 km (0.069 R)
• M3: 452,982 km (0.031 R)
• M4: 1,462,170 km (0.119 R)
• M5: 1,975,589 km (0.118 R)
• M6: 3,296,389 km (0.057 R)
• M7: 4,310,064 km (0.102 R)
• M8: 4,919,227 km (0.083 R)
• M9: 10,230,998 km (0.087 R)
• M10: 11,586,953 km (0.041 R)
• M11: 12,754,565 km (0.116 R)
• M12: 12,997,063 km (0.096 R)
• M13: 14,517,426 km (0.069 R)
• M14: 14,715,494 km (0.066 R)
• M15: 17,234,273 km (0.112 R)
• M16: 26,582,195 km (0.108 R)
• M17: 26,779,515 km (0.071 R)
• M18: 26,977,882 km (0.075 R)
• M19: 29,015,255 km (0.052 R)
• M20: 30,608,921 km (0.069 R)
• M21: 35,618,505 km (0.092 R)
• M22: 50,019,245 km (0.109 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: 176 - 16,592 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit