🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.3

Radius: 9.2

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.8 AU - 1.14 AU

Year: 607 Days

Day: 12.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,885,067 km

• M1: 114,592 km (0.07 R)
• M2: 403,615 km (0.115 R)
• M3: 1,029,981 km (0.105 R)
• M4: 1,420,731 km (0.12 R)
• M5: 2,114,566 km (0.087 R)
• M6: 2,797,181 km (0.095 R)
• M7: 3,290,555 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.5

Radius: 11.1

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.15 AU - 1.19 AU

Year: 805 Days

Day: 5.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,885,067 km

• M1: 138,079 km (0.043 R)
• M2: 483,650 km (0.094 R)
• M3: 1,188,256 km (0.027 R)
• M4: 2,023,910 km (0.082 R)
• M5: 2,452,059 km (0.059 R)
• M6: 2,940,496 km (0.069 R)
• M7: 3,521,833 km (0.078 R)
• M8: 4,562,436 km (0.113 R)
• M9: 6,254,388 km (0.118 R)
• M10: 6,624,343 km (0.064 R)
• M11: 7,124,748 km (0.102 R)
• M12: 7,922,703 km (0.115 R)
• M13: 8,487,136 km (0.107 R)
• M14: 9,105,723 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317

Radius: 8.5

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.45 AU - 3.05 AU

Year: 2900 Days

Day: 5.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,885,067 km

• M1: 106,364 km (0.118 R)
• M2: 444,904 km (0.083 R)
• M3: 774,169 km (0.074 R)
• M4: 1,077,703 km (0.067 R)
• M5: 1,781,112 km (0.075 R)
• M6: 2,480,931 km (0.117 R)
• M7: 2,746,767 km (0.096 R)
• M8: 3,109,841 km (0.043 R)
• M9: 5,546,191 km (0.095 R)
• M10: 6,434,803 km (0.106 R)
• M11: 7,587,903 km (0.067 R)
• M12: 8,001,392 km (0.103 R)
• M13: 9,068,174 km (0.09 R)
• M14: 10,120,894 km (0.065 R)
• M15: 10,549,492 km (0.048 R)
• M16: 10,915,857 km (0.047 R)
• M17: 11,328,748 km (0.109 R)
• M18: 13,465,753 km (0.114 R)
• M19: 14,028,241 km (0.113 R)
• M20: 14,382,190 km (0.079 R)
• M21: 15,479,939 km (0.027 R)
• M22: 16,242,140 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.8

Radius: 10.2

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.11 AU - 5.33 AU

Year: 6520 Days

Day: 6.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 155.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,885,067 km

• M1: 132,693 km (0.108 R)
• M2: 480,209 km (0.107 R)
• M3: 803,939 km (0.103 R)
• M4: 1,230,592 km (0.053 R)
• M5: 1,793,529 km (0.057 R)
• M6: 2,972,360 km (0.117 R)
• M7: 4,181,260 km (0.105 R)
• M8: 4,503,793 km (0.078 R)
• M9: 5,005,395 km (0.119 R)
• M10: 6,603,549 km (0.073 R)
• M11: 6,939,696 km (0.115 R)
• M12: 7,465,383 km (0.107 R)
• M13: 8,556,998 km (0.08 R)
• M14: 9,580,547 km (0.117 R)
• M15: 11,007,561 km (0.085 R)
• M16: 12,622,470 km (0.044 R)
• M17: 13,353,256 km (0.068 R)
• M18: 14,167,218 km (0.042 R)
• M19: 15,303,563 km (0.105 R)
• M20: 17,564,436 km (0.049 R)
• M21: 22,359,795 km (0.069 R)
• M22: 23,506,912 km (0.083 R)
• M23: 24,452,520 km (0.119 R)
• M24: 25,178,219 km (0.087 R)
• M25: 27,355,467 km (0.054 R)
• M26: 30,945,666 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.8

Radius: 3.6

Gravity: 35.63 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 6.65 AU - 8.55 AU

Year: 13322 Days

Day: 23.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 50,885,067 km

• M1: 52,359 km (0.062 R)
• M2: 196,572 km (0.119 R)
• M3: 848,669 km (0.07 R)
• M4: 1,445,115 km (0.113 R)
• M5: 1,855,313 km (0.093 R)
• M6: 2,114,416 km (0.117 R)
• M7: 2,516,984 km (0.115 R)
• M8: 3,892,686 km (0.11 R)
• M9: 4,172,135 km (0.11 R)
• M10: 4,585,624 km (0.098 R)
• M11: 4,770,826 km (0.071 R)
• M12: 5,562,498 km (0.047 R)
• M13: 5,916,895 km (0.087 R)
• M14: 6,062,753 km (0.094 R)
• M15: 7,111,135 km (0.118 R)
• M16: 7,234,703 km (0.104 R)
• M17: 7,570,999 km (0.117 R)
• M18: 8,503,293 km (0.099 R)
• M19: 11,303,166 km (0.07 R)
• M20: 12,102,917 km (0.062 R)
• M21: 15,473,057 km (0.094 R)
• M22: 16,673,730 km (0.098 R)
• M23: 20,479,948 km (0.089 R)
• M24: 25,783,193 km (0.082 R)
• M25: 28,800,582 km (0.032 R)
• M26: 31,377,405 km (0.054 R)
• M27: 35,284,902 km (0.095 R)
• M28: 37,479,203 km (0.117 R)
• M29: 42,677,430 km (0.119 R)
• M30: 43,496,478 km (0.103 R)
• M31: 49,824,917 km (0.079 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: 290 - 16,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit