🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.6

Radius: 10.1

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.47 AU - 0.61 AU

Year: 269 Days

Day: 5.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 60,100,710 km

• M1: 125,662 km (0.046 R)
• M2: 485,894 km (0.111 R)
• M3: 1,367,624 km (0.104 R)
• M4: 1,876,107 km (0.088 R)
• M5: 2,384,740 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144

Radius: 13.7

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.64 AU - 0.66 AU

Year: 355 Days

Day: 10.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 60,100,710 km

• M1: 170,392 km (0.115 R)
• M2: 633,846 km (0.096 R)
• M3: 1,061,546 km (0.11 R)
• M4: 2,349,285 km (0.033 R)
• M5: 2,785,961 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.1

Radius: 9.6

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.66 AU - 0.8 AU

Year: 423 Days

Day: 5.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,100,710 km

• M1: 119,379 km (0.079 R)
• M2: 421,417 km (0.113 R)
• M3: 810,671 km (0.085 R)
• M4: 1,138,589 km (0.083 R)
• M5: 1,830,180 km (0.109 R)
• M6: 2,153,761 km (0.034 R)
• M7: 2,727,468 km (0.075 R)
• M8: 3,424,146 km (0.094 R)
• M9: 3,880,569 km (0.081 R)
• M10: 4,478,511 km (0.069 R)
• M11: 4,807,477 km (0.073 R)
• M12: 5,447,457 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.8

Radius: 13.4

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.76 AU - 3.14 AU

Year: 3437 Days

Day: 12.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 60,100,710 km

• M1: 166,802 km (0.069 R)
• M2: 671,246 km (0.08 R)
• M3: 1,388,268 km (0.103 R)
• M4: 2,192,058 km (0.114 R)
• M5: 2,887,538 km (0.055 R)
• M6: 6,050,935 km (0.087 R)

Asteroid Belt

Center: 3.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797

Radius: 13.8

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.02 AU - 4.52 AU

Year: 5985 Days

Day: 9.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,100,710 km

• M1: 171,589 km (0.069 R)
• M2: 670,348 km (0.081 R)
• M3: 1,274,723 km (0.06 R)
• M4: 1,820,157 km (0.107 R)
• M5: 2,452,059 km (0.062 R)
• M6: 3,505,826 km (0.086 R)
• M7: 3,990,224 km (0.1 R)
• M8: 4,493,172 km (0.048 R)
• M9: 4,981,908 km (0.04 R)
• M10: 6,428,968 km (0.101 R)
• M11: 7,867,801 km (0.101 R)
• M12: 8,540,692 km (0.085 R)
• M13: 10,001,964 km (0.066 R)
• M14: 11,325,756 km (0.106 R)
• M15: 12,763,242 km (0.104 R)
• M16: 15,263,471 km (0.071 R)
• M17: 15,874,428 km (0.106 R)
• M18: 16,693,028 km (0.12 R)
• M19: 17,210,637 km (0.062 R)
• M20: 23,072,779 km (0.114 R)
• M21: 24,953,074 km (0.119 R)
• M22: 29,389,698 km (0.104 R)
• M23: 29,955,178 km (0.091 R)
• M24: 34,119,235 km (0.112 R)
• M25: 35,376,456 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.8

Radius: 11.8

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.88 AU - 6.26 AU

Year: 7743 Days

Day: 14 Hours

Environment

Temp: -214 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,100,710 km

• M1: 147,204 km (0.062 R)
• M2: 564,433 km (0.077 R)
• M3: 1,030,879 km (0.111 R)
• M4: 1,416,393 km (0.096 R)
• M5: 2,998,689 km (0.103 R)
• M6: 4,122,768 km (0.049 R)
• M7: 6,155,653 km (0.076 R)
• M8: 6,624,942 km (0.103 R)
• M9: 7,957,859 km (0.11 R)
• M10: 8,553,707 km (0.104 R)
• M11: 11,331,740 km (0.092 R)
• M12: 12,280,489 km (0.043 R)
• M13: 13,644,373 km (0.1 R)
• M14: 14,335,964 km (0.088 R)
• M15: 16,731,026 km (0.087 R)
• M16: 18,023,551 km (0.069 R)
• M17: 21,866,571 km (0.113 R)
• M18: 24,790,611 km (0.11 R)
• M19: 28,649,189 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.9

Radius: 3.3

Gravity: 26.71 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 7.77 AU - 12.29 AU

Year: 21545 Days

Day: 23.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,100,710 km

• M1: 42,336 km (0.098 R)
• M2: 459,565 km (0.098 R)
• M3: 1,236,426 km (0.081 R)
• M4: 1,416,841 km (0.112 R)
• M5: 1,695,243 km (0.112 R)
• M6: 2,179,791 km (0.106 R)
• M7: 2,299,020 km (0.099 R)
• M8: 3,631,189 km (0.094 R)
• M9: 4,490,778 km (0.028 R)
• M10: 5,369,367 km (0.099 R)
• M11: 5,514,028 km (0.117 R)
• M12: 6,157,897 km (0.05 R)
• M13: 9,817,061 km (0.093 R)
• M14: 10,088,132 km (0.075 R)
• M15: 12,313,401 km (0.067 R)
• M16: 16,232,267 km (0.086 R)
• M17: 19,260,875 km (0.107 R)
• M18: 27,035,178 km (0.064 R)
• M19: 27,353,522 km (0.105 R)
• M20: 31,959,192 km (0.054 R)
• M21: 33,765,436 km (0.087 R)
• M22: 40,691,668 km (0.099 R)
• M23: 44,706,127 km (0.027 R)
• M24: 47,267,841 km (0.071 R)
• M25: 50,887,062 km (0.053 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: 217 - 17,138 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit