🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.9

Radius: 8

Gravity: 11.5 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.56 AU - 0.6 AU

Year: 305 Days

Day: 6.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,915,309 km

• M1: 99,632 km (0.054 R)
• M2: 422,913 km (0.047 R)
• M3: 732,880 km (0.096 R)
• M4: 1,058,106 km (0.106 R)
• M5: 1,454,540 km (0.029 R)
• M6: 1,743,414 km (0.103 R)
• M7: 2,062,955 km (0.105 R)
• M8: 2,334,475 km (0.072 R)
• M9: 2,676,904 km (0.118 R)
• M10: 3,178,356 km (0.033 R)
• M11: 3,485,630 km (0.109 R)
• M12: 3,873,238 km (0.118 R)
• M13: 4,134,736 km (0.084 R)

Asteroid Belt

Center: 0.84 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697

Radius: 10.5

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.04 AU - 1.14 AU

Year: 786 Days

Day: 10 Hours

Environment

Temp: -175 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,915,309 km

• M1: 130,599 km (0.094 R)
• M2: 554,260 km (0.049 R)
• M3: 882,927 km (0.115 R)
• M4: 1,334,413 km (0.081 R)
• M5: 1,693,597 km (0.087 R)
• M6: 2,704,131 km (0.066 R)
• M7: 3,732,916 km (0.119 R)
• M8: 4,328,764 km (0.065 R)
• M9: 4,794,911 km (0.073 R)
• M10: 5,594,960 km (0.107 R)
• M11: 5,946,964 km (0.108 R)
• M12: 8,405,755 km (0.094 R)
• M13: 8,790,520 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.2

Radius: 13.1

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.1 AU - 3.24 AU

Year: 3011 Days

Day: 11.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,915,309 km

• M1: 202,556 km (0.118 R)
• M2: 991,086 km (0.116 R)
• M3: 1,816,717 km (0.085 R)
• M4: 2,411,667 km (0.078 R)
• M5: 2,951,267 km (0.099 R)
• M6: 4,348,361 km (0.112 R)
• M7: 5,073,163 km (0.089 R)
• M8: 6,125,135 km (0.083 R)
• M9: 11,159,104 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.4

Radius: 12.5

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.23 AU - 3.19 AU

Year: 3079 Days

Day: 6.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,915,309 km

• M1: 155,731 km (0.078 R)
• M2: 555,606 km (0.074 R)
• M3: 1,318,256 km (0.086 R)
• M4: 1,940,733 km (0.076 R)
• M5: 2,474,648 km (0.098 R)
• M6: 3,740,994 km (0.088 R)
• M7: 4,218,959 km (0.115 R)
• M8: 4,761,102 km (0.083 R)
• M9: 6,041,061 km (0.112 R)
• M10: 6,642,594 km (0.091 R)
• M11: 7,252,206 km (0.111 R)
• M12: 7,766,673 km (0.052 R)
• M13: 9,382,629 km (0.073 R)
• M14: 11,128,436 km (0.088 R)
• M15: 11,770,360 km (0.103 R)
• M16: 13,796,813 km (0.077 R)
• M17: 15,885,499 km (0.095 R)
• M18: 18,060,652 km (0.083 R)
• M19: 18,589,480 km (0.047 R)
• M20: 19,801,971 km (0.036 R)
• M21: 21,982,958 km (0.103 R)
• M22: 22,383,881 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219

Radius: 13.5

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.33 AU - 3.53 AU

Year: 3462 Days

Day: 12.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,915,309 km

• M1: 167,849 km (0.116 R)
• M2: 630,555 km (0.082 R)
• M3: 1,378,245 km (0.075 R)
• M4: 2,142,989 km (0.091 R)
• M5: 2,575,776 km (0.118 R)
• M6: 3,255,848 km (0.1 R)
• M7: 4,379,627 km (0.111 R)
• M8: 4,956,028 km (0.061 R)
• M9: 8,888,657 km (0.029 R)
• M10: 9,646,220 km (0.101 R)
• M11: 11,102,855 km (0.115 R)
• M12: 11,632,581 km (0.041 R)
• M13: 13,113,899 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.5

Radius: 10.5

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.13 AU - 4.75 AU

Year: 6458 Days

Day: 6.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,915,309 km

• M1: 130,599 km (0.061 R)
• M2: 660,175 km (0.116 R)
• M3: 1,071,121 km (0.073 R)
• M4: 1,599,650 km (0.036 R)
• M5: 2,178,594 km (0.058 R)
• M6: 2,508,756 km (0.096 R)
• M7: 3,120,462 km (0.118 R)
• M8: 4,421,365 km (0.109 R)
• M9: 5,822,050 km (0.047 R)
• M10: 7,421,102 km (0.113 R)
• M11: 8,595,894 km (0.114 R)
• M12: 10,031,285 km (0.088 R)
• M13: 10,608,883 km (0.064 R)
• M14: 11,259,484 km (0.12 R)
• M15: 12,420,662 km (0.102 R)
• M16: 14,672,858 km (0.045 R)
• M17: 17,802,745 km (0.099 R)
• M18: 18,721,575 km (0.099 R)
• M19: 20,653,482 km (0.058 R)
• M20: 21,039,744 km (0.098 R)
• M21: 24,477,204 km (0.093 R)
• M22: 25,790,673 km (0.041 R)
• M23: 28,748,672 km (0.116 R)
• M24: 29,717,617 km (0.08 R)
• M25: 33,705,298 km (0.109 R)
• M26: 34,891,459 km (0.118 R)
• M27: 35,439,736 km (0.09 R)
• M28: 35,993,696 km (0.118 R)
• M29: 36,328,796 km (0.036 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: 532 - 17,777 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit