🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.8

Radius: 14.6

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.54 AU - 0.66 AU

Year: 327 Days

Day: 12.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 58.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,453,585 km

• M1: 181,612 km (0.112 R)
• M2: 677,678 km (0.108 R)
• M3: 1,255,126 km (0.086 R)
• M4: 1,791,135 km (0.091 R)
• M5: 2,280,320 km (0.07 R)
• M6: 2,761,577 km (0.107 R)
• M7: 3,502,834 km (0.066 R)
• M8: 4,280,743 km (0.12 R)
• M9: 4,963,508 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.1

Radius: 14.7

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.63 AU - 0.95 AU

Year: 494 Days

Day: 13.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,453,585 km

• M1: 182,809 km (0.112 R)
• M2: 650,302 km (0.095 R)
• M3: 1,232,686 km (0.1 R)
• M4: 2,086,890 km (0.115 R)
• M5: 2,803,165 km (0.036 R)
• M6: 3,372,834 km (0.038 R)
• M7: 4,292,262 km (0.047 R)
• M8: 4,907,708 km (0.119 R)
• M9: 5,546,640 km (0.119 R)
• M10: 6,127,379 km (0.118 R)
• M11: 6,808,797 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93

Radius: 13.2

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.74 AU - 1.18 AU

Year: 661 Days

Day: 12.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 32,453,585 km

• M1: 164,258 km (0.039 R)
• M2: 782,846 km (0.091 R)
• M3: 1,205,908 km (0.119 R)
• M4: 1,787,844 km (0.097 R)
• M5: 2,373,520 km (0.111 R)
• M6: 2,815,432 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.4

Radius: 8.6

Gravity: 12.58 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.18 AU - 1.24 AU

Year: 936 Days

Day: 12.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,453,585 km

• M1: 106,962 km (0.101 R)
• M2: 379,380 km (0.089 R)
• M3: 1,036,115 km (0.088 R)
• M4: 1,586,635 km (0.109 R)
• M5: 1,948,961 km (0.116 R)
• M6: 2,458,641 km (0.083 R)
• M7: 2,777,284 km (0.112 R)
• M8: 3,935,322 km (0.1 R)
• M9: 4,514,565 km (0.117 R)
• M10: 6,256,482 km (0.076 R)
• M11: 7,489,318 km (0.076 R)
• M12: 7,977,905 km (0.09 R)
• M13: 9,249,038 km (0.106 R)
• M14: 10,086,038 km (0.096 R)
• M15: 10,365,487 km (0.117 R)

Asteroid Belt

Center: 2.12 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.8

Radius: 14.8

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.82 AU - 3.24 AU

Year: 3707 Days

Day: 9.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,453,585 km

• M1: 184,005 km (0.049 R)
• M2: 678,875 km (0.079 R)
• M3: 1,727,855 km (0.109 R)
• M4: 2,218,686 km (0.09 R)
• M5: 2,788,056 km (0.114 R)
• M6: 3,381,660 km (0.116 R)
• M7: 3,957,013 km (0.038 R)
• M8: 4,597,741 km (0.092 R)
• M9: 5,062,841 km (0.083 R)
• M10: 8,830,912 km (0.099 R)
• M11: 9,703,367 km (0.028 R)
• M12: 10,793,337 km (0.099 R)
• M13: 11,536,090 km (0.118 R)
• M14: 12,050,108 km (0.091 R)
• M15: 13,449,148 km (0.054 R)
• M16: 14,309,784 km (0.119 R)
• M17: 15,669,479 km (0.103 R)
• M18: 17,224,100 km (0.085 R)
• M19: 18,703,324 km (0.104 R)
• M20: 20,019,935 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461

Radius: 11.9

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.33 AU - 3.45 AU

Year: 4387 Days

Day: 8.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,453,585 km

• M1: 148,401 km (0.113 R)
• M2: 729,888 km (0.065 R)
• M3: 1,190,350 km (0.109 R)
• M4: 2,272,242 km (0.062 R)
• M5: 3,289,508 km (0.103 R)
• M6: 3,964,942 km (0.097 R)
• M7: 4,998,813 km (0.115 R)
• M8: 6,437,496 km (0.085 R)
• M9: 7,627,696 km (0.118 R)
• M10: 10,646,432 km (0.114 R)
• M11: 11,455,906 km (0.118 R)
• M12: 12,769,824 km (0.034 R)
• M13: 14,640,545 km (0.036 R)
• M14: 15,966,880 km (0.062 R)
• M15: 20,620,271 km (0.1 R)
• M16: 21,209,537 km (0.119 R)
• M17: 22,421,729 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.5

Radius: 8.1

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.05 AU - 4.43 AU

Year: 6137 Days

Day: 14.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 32,453,585 km

• M1: 105,317 km (0.107 R)
• M2: 780,901 km (0.115 R)
• M3: 1,111,961 km (0.101 R)
• M4: 1,686,866 km (0.115 R)
• M5: 2,155,855 km (0.064 R)
• M6: 2,673,015 km (0.112 R)
• M7: 3,353,685 km (0.118 R)
• M8: 3,723,641 km (0.072 R)
• M9: 4,096,438 km (0.094 R)
• M10: 4,676,130 km (0.085 R)
• M11: 4,972,035 km (0.069 R)
• M12: 5,661,531 km (0.083 R)
• M13: 6,950,167 km (0.071 R)
• M14: 7,372,183 km (0.09 R)
• M15: 11,245,422 km (0.112 R)
• M16: 12,327,912 km (0.112 R)
• M17: 15,810,849 km (0.082 R)
• M18: 16,727,585 km (0.071 R)
• M19: 17,743,953 km (0.099 R)
• M20: 18,004,403 km (0.089 R)
• M21: 19,003,717 km (0.082 R)
• M22: 20,180,603 km (0.088 R)
• M23: 23,922,644 km (0.073 R)
• M24: 26,972,496 km (0.082 R)
• M25: 28,102,858 km (0.07 R)
• M26: 29,903,118 km (0.034 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: 190 - 14,384 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit