🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873

Radius: 10.2

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.86 AU - 1.4 AU

Year: 815 Days

Day: 7.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,200,761 km

• M1: 126,859 km (0.108 R)
• M2: 470,186 km (0.075 R)
• M3: 815,907 km (0.097 R)
• M4: 1,303,147 km (0.076 R)
• M5: 1,627,924 km (0.114 R)
• M6: 2,198,640 km (0.05 R)
• M7: 2,974,604 km (0.108 R)
• M8: 3,461,695 km (0.106 R)
• M9: 4,425,703 km (0.081 R)
• M10: 4,843,680 km (0.115 R)
• M11: 5,520,161 km (0.111 R)
• M12: 6,540,569 km (0.111 R)
• M13: 7,706,983 km (0.118 R)
• M14: 8,682,212 km (0.083 R)
• M15: 9,311,271 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.9

Radius: 14.1

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.02 AU - 1.5 AU

Year: 959 Days

Day: 14.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 37,200,761 km

• M1: 344,673 km (0.097 R)
• M2: 1,283,849 km (0.074 R)
• M3: 1,781,262 km (0.078 R)
• M4: 2,346,891 km (0.118 R)
• M5: 4,464,748 km (0.043 R)
• M6: 5,132,553 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.1

Radius: 14.7

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.74 AU - 4.56 AU

Year: 4730 Days

Day: 14 Hours

Environment

Temp: -215 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,200,761 km

• M1: 182,958 km (0.062 R)
• M2: 647,609 km (0.062 R)
• M3: 1,175,690 km (0.117 R)
• M4: 1,649,765 km (0.086 R)
• M5: 2,499,032 km (0.094 R)
• M6: 3,403,800 km (0.103 R)
• M7: 3,944,148 km (0.097 R)
• M8: 4,566,026 km (0.066 R)
• M9: 5,094,555 km (0.039 R)
• M10: 5,863,040 km (0.114 R)
• M11: 7,292,747 km (0.082 R)
• M12: 7,876,328 km (0.045 R)
• M13: 10,064,646 km (0.086 R)
• M14: 11,232,107 km (0.048 R)
• M15: 12,106,357 km (0.092 R)
• M16: 13,275,165 km (0.084 R)
• M17: 13,783,948 km (0.096 R)
• M18: 15,058,222 km (0.093 R)
• M19: 15,555,935 km (0.111 R)
• M20: 18,523,807 km (0.108 R)
• M21: 19,159,897 km (0.058 R)
• M22: 19,744,675 km (0.114 R)
• M23: 20,543,079 km (0.083 R)
• M24: 21,780,852 km (0.102 R)
• M25: 22,275,422 km (0.075 R)
• M26: 24,709,080 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579

Radius: 12.3

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.04 AU - 4.46 AU

Year: 4925 Days

Day: 14.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,200,761 km

• M1: 153,338 km (0.078 R)
• M2: 1,074,113 km (0.11 R)
• M3: 1,542,653 km (0.107 R)
• M4: 5,525,397 km (0.093 R)
• M5: 7,249,513 km (0.111 R)
• M6: 7,802,277 km (0.091 R)
• M7: 10,257,328 km (0.064 R)
• M8: 10,645,833 km (0.034 R)
• M9: 11,965,586 km (0.07 R)
• M10: 18,284,749 km (0.065 R)
• M11: 26,612,115 km (0.1 R)
• M12: 27,596,020 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.2

Radius: 13.5

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5.14 AU - 5.98 AU

Year: 8892 Days

Day: 13.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,200,761 km

• M1: 175,628 km (0.046 R)
• M2: 638,633 km (0.095 R)
• M3: 1,385,127 km (0.049 R)
• M4: 1,998,478 km (0.107 R)
• M5: 2,504,717 km (0.069 R)
• M6: 2,949,172 km (0.034 R)
• M7: 4,136,680 km (0.087 R)
• M8: 4,663,115 km (0.109 R)
• M9: 6,238,830 km (0.048 R)
• M10: 7,644,900 km (0.098 R)
• M11: 8,592,154 km (0.055 R)
• M12: 9,780,709 km (0.117 R)
• M13: 10,414,854 km (0.106 R)
• M14: 11,121,255 km (0.097 R)
• M15: 14,432,305 km (0.041 R)
• M16: 16,108,848 km (0.104 R)
• M17: 17,725,702 km (0.062 R)
• M18: 19,056,375 km (0.069 R)
• M19: 27,881,154 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.7

Radius: 7.8

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.14 AU - 7.16 AU

Year: 11631 Days

Day: 22.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,200,761 km

• M1: 97,239 km (0.094 R)
• M2: 363,672 km (0.059 R)
• M3: 669,750 km (0.057 R)
• M4: 955,930 km (0.095 R)
• M5: 2,214,348 km (0.042 R)
• M6: 2,616,916 km (0.114 R)
• M7: 3,300,877 km (0.083 R)
• M8: 4,251,871 km (0.105 R)
• M9: 4,847,121 km (0.071 R)
• M10: 5,254,176 km (0.041 R)
• M11: 5,939,484 km (0.095 R)
• M12: 6,203,076 km (0.085 R)
• M13: 7,113,977 km (0.071 R)
• M14: 7,449,376 km (0.081 R)
• M15: 7,873,336 km (0.102 R)
• M16: 10,667,525 km (0.114 R)
• M17: 12,022,882 km (0.1 R)
• M18: 12,878,282 km (0.057 R)
• M19: 13,153,692 km (0.109 R)
• M20: 13,602,635 km (0.066 R)
• M21: 20,855,738 km (0.118 R)
• M22: 21,775,915 km (0.058 R)
• M23: 30,718,427 km (0.089 R)
• M24: 31,111,869 km (0.114 R)
• M25: 32,413,819 km (0.094 R)
• M26: 33,129,645 km (0.106 R)
• M27: 34,805,441 km (0.078 R)
• M28: 36,317,426 km (0.054 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: 444 - 18,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit