🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.8

Radius: 11.9

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.88 AU - 1.04 AU

Year: 617 Days

Day: 5.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,123,572 km

• M1: 147,952 km (0.039 R)
• M2: 560,693 km (0.083 R)
• M3: 1,047,185 km (0.057 R)
• M4: 1,425,069 km (0.026 R)
• M5: 1,945,371 km (0.078 R)
• M6: 2,490,505 km (0.072 R)
• M7: 3,265,871 km (0.119 R)
• M8: 3,944,746 km (0.058 R)
• M9: 4,325,473 km (0.116 R)
• M10: 4,793,116 km (0.12 R)
• M11: 5,480,668 km (0.112 R)
• M12: 5,974,789 km (0.053 R)
• M13: 6,402,789 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.9

Radius: 10.2

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.87 AU - 1.11 AU

Year: 646 Days

Day: 8.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,123,572 km

• M1: 126,859 km (0.07 R)
• M2: 544,686 km (0.101 R)
• M3: 1,087,577 km (0.099 R)
• M4: 1,639,593 km (0.061 R)
• M5: 2,491,104 km (0.057 R)
• M6: 2,857,619 km (0.109 R)
• M7: 3,214,709 km (0.065 R)
• M8: 3,577,483 km (0.062 R)
• M9: 4,803,737 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.7

Radius: 15

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.14 AU - 1.14 AU

Year: 798 Days

Day: 7.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,123,572 km

• M1: 186,549 km (0.099 R)
• M2: 745,895 km (0.116 R)
• M3: 1,334,563 km (0.066 R)
• M4: 1,866,233 km (0.093 R)
• M5: 2,363,198 km (0.103 R)
• M6: 2,911,923 km (0.06 R)
• M7: 3,431,626 km (0.116 R)
• M8: 4,222,101 km (0.058 R)
• M9: 4,965,153 km (0.083 R)
• M10: 5,494,879 km (0.094 R)
• M11: 6,041,510 km (0.119 R)
• M12: 7,173,966 km (0.093 R)
• M13: 9,091,212 km (0.083 R)
• M14: 9,655,795 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.8

Radius: 11.7

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.5 AU - 1.62 AU

Year: 1278 Days

Day: 12 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,123,572 km

• M1: 147,354 km (0.06 R)
• M2: 842,984 km (0.087 R)
• M3: 1,222,963 km (0.097 R)
• M4: 2,086,292 km (0.105 R)
• M5: 2,577,721 km (0.053 R)
• M6: 3,893,733 km (0.091 R)
• M7: 4,644,415 km (0.069 R)
• M8: 5,190,897 km (0.083 R)

Asteroid Belt

Center: 2.22 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.8

Radius: 9.1

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.17 AU - 3.57 AU

Year: 3190 Days

Day: 9.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,123,572 km

• M1: 113,246 km (0.12 R)
• M2: 518,656 km (0.105 R)
• M3: 892,501 km (0.116 R)
• M4: 1,519,166 km (0.082 R)
• M5: 2,115,015 km (0.096 R)
• M6: 3,727,530 km (0.077 R)
• M7: 4,481,354 km (0.063 R)
• M8: 5,104,429 km (0.11 R)
• M9: 5,463,314 km (0.084 R)
• M10: 7,814,245 km (0.064 R)
• M11: 9,267,887 km (0.107 R)
• M12: 9,648,315 km (0.076 R)
• M13: 9,999,421 km (0.037 R)
• M14: 11,490,463 km (0.113 R)
• M15: 12,108,452 km (0.118 R)
• M16: 14,650,568 km (0.107 R)
• M17: 15,115,070 km (0.111 R)
• M18: 15,589,295 km (0.086 R)
• M19: 16,902,615 km (0.109 R)
• M20: 19,437,700 km (0.048 R)
• M21: 20,828,063 km (0.097 R)
• M22: 21,547,629 km (0.115 R)
• M23: 22,351,268 km (0.055 R)
• M24: 22,692,052 km (0.046 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.3

Radius: 9.5

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.96 AU - 3.56 AU

Year: 3861 Days

Day: 7.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 28,123,572 km

• M1: 118,332 km (0.085 R)
• M2: 444,904 km (0.116 R)
• M3: 758,760 km (0.116 R)
• M4: 1,580,053 km (0.061 R)
• M5: 1,902,436 km (0.082 R)
• M6: 2,806,606 km (0.118 R)
• M7: 6,716,795 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.1

Radius: 9.6

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.52 AU - 5 AU

Year: 6813 Days

Day: 8.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,123,572 km

• M1: 119,379 km (0.083 R)
• M2: 646,412 km (0.07 R)
• M3: 1,063,042 km (0.085 R)
• M4: 1,692,700 km (0.11 R)
• M5: 3,216,354 km (0.118 R)
• M6: 4,553,610 km (0.106 R)
• M7: 5,841,647 km (0.101 R)
• M8: 6,351,626 km (0.099 R)
• M9: 7,564,267 km (0.055 R)
• M10: 10,485,016 km (0.082 R)
• M11: 15,844,210 km (0.037 R)
• M12: 16,189,781 km (0.103 R)
• M13: 17,807,682 km (0.048 R)
• M14: 18,370,170 km (0.074 R)
• M15: 20,534,402 km (0.109 R)
• M16: 26,557,512 km (0.062 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 14,801 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit