🌌 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: 642.1

Radius: 10

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.5 AU - 0.58 AU

Year: 279 Days

Day: 11.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,087,219 km

• M1: 124,316 km (0.097 R)
• M2: 443,707 km (0.072 R)
• M3: 765,941 km (0.082 R)
• M4: 1,108,520 km (0.115 R)
• M5: 1,561,652 km (0.12 R)
• M6: 1,985,613 km (0.098 R)
• M7: 2,434,705 km (0.114 R)
• M8: 2,845,800 km (0.082 R)
• M9: 3,671,730 km (0.097 R)
• M10: 4,019,994 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.2

Radius: 15

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.82 AU - 0.84 AU

Year: 532 Days

Day: 8.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,087,219 km

• M1: 186,698 km (0.096 R)
• M2: 661,671 km (0.09 R)
• M3: 1,132,306 km (0.076 R)
• M4: 1,663,379 km (0.06 R)
• M5: 2,613,924 km (0.114 R)
• M6: 3,183,293 km (0.107 R)
• M7: 3,674,124 km (0.109 R)
• M8: 4,393,091 km (0.063 R)
• M9: 5,727,654 km (0.076 R)
• M10: 7,107,245 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.2

Radius: 9

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.83 AU - 0.91 AU

Year: 570 Days

Day: 5.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,087,219 km

• M1: 111,899 km (0.056 R)
• M2: 398,529 km (0.075 R)
• M3: 806,931 km (0.12 R)
• M4: 1,106,276 km (0.104 R)
• M5: 1,488,050 km (0.073 R)
• M6: 2,119,353 km (0.118 R)
• M7: 2,612,128 km (0.107 R)
• M8: 3,480,394 km (0.083 R)
• M9: 4,112,146 km (0.119 R)
• M10: 4,411,791 km (0.11 R)
• M11: 4,849,514 km (0.074 R)
• M12: 5,706,860 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.7

Radius: 9.2

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.21 AU - 1.27 AU

Year: 971 Days

Day: 12.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,087,219 km

• M1: 114,442 km (0.108 R)
• M2: 437,125 km (0.11 R)
• M3: 783,294 km (0.045 R)
• M4: 1,080,396 km (0.102 R)
• M5: 1,677,441 km (0.042 R)
• M6: 2,425,729 km (0.047 R)
• M7: 2,912,970 km (0.093 R)
• M8: 4,257,406 km (0.083 R)
• M9: 5,370,863 km (0.11 R)
• M10: 6,865,794 km (0.111 R)
• M11: 7,769,515 km (0.08 R)
• M12: 8,881,925 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.4

Radius: 13.1

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.92 AU - 1.96 AU

Year: 1899 Days

Day: 13.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,087,219 km

• M1: 162,912 km (0.107 R)
• M2: 720,314 km (0.093 R)
• M3: 2,501,875 km (0.099 R)
• M4: 2,958,896 km (0.106 R)
• M5: 4,736,119 km (0.082 R)
• M6: 7,166,486 km (0.113 R)
• M7: 8,754,019 km (0.049 R)
• M8: 9,170,050 km (0.111 R)
• M9: 9,693,194 km (0.03 R)
• M10: 10,301,309 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301.1

Radius: 7.9

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.97 AU - 8.49 AU

Year: 16596 Days

Day: 15.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 51,087,219 km

• M1: 103,821 km (0.089 R)
• M2: 366,814 km (0.047 R)
• M3: 702,512 km (0.117 R)
• M4: 1,303,596 km (0.097 R)
• M5: 1,848,581 km (0.119 R)
• M6: 2,102,299 km (0.109 R)
• M7: 2,940,496 km (0.063 R)
• M8: 3,690,131 km (0.095 R)
• M9: 5,191,944 km (0.083 R)
• M10: 5,667,067 km (0.118 R)
• M11: 5,915,249 km (0.103 R)
• M12: 8,171,933 km (0.079 R)
• M13: 9,741,215 km (0.099 R)
• M14: 11,111,831 km (0.112 R)
• M15: 12,787,327 km (0.098 R)
• M16: 15,710,170 km (0.097 R)
• M17: 16,415,374 km (0.096 R)
• M18: 17,438,025 km (0.107 R)
• M19: 20,426,991 km (0.081 R)
• M20: 24,295,143 km (0.089 R)
• M21: 31,191,306 km (0.103 R)
• M22: 31,855,969 km (0.115 R)
• M23: 33,328,461 km (0.1 R)
• M24: 39,544,402 km (0.104 R)
• M25: 43,265,051 km (0.076 R)
• M26: 48,530,746 km (0.117 R)
• M27: 48,826,950 km (0.117 R)
• M28: 49,873,237 km (0.102 R)
• M29: 50,781,895 km (0.09 R)
• M30: 51,087,224 km (0.113 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 14,158 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit