🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.61 AU - 0.81 AU

Year: 225 Days

Day: 13.2 Hours

Environment

Temp: 110 °C

Axial Tilt: 15.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,713,501 km

• M1: 177,124 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 10.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.6

Radius: 10.6

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 10.07 AU - 10.77 AU

Year: 12671 Days

Day: 14.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,713,501 km

• M1: 131,796 km (0.109 R)
• M2: 471,383 km (0.112 R)
• M3: 976,276 km (0.117 R)
• M4: 1,315,264 km (0.11 R)
• M5: 1,877,304 km (0.114 R)
• M6: 2,375,165 km (0.072 R)
• M7: 2,892,475 km (0.063 R)
• M8: 4,688,846 km (0.072 R)
• M9: 5,335,857 km (0.102 R)
• M10: 6,493,744 km (0.104 R)
• M11: 6,887,935 km (0.114 R)
• M12: 8,487,884 km (0.074 R)
• M13: 11,876,126 km (0.111 R)
• M14: 12,769,973 km (0.076 R)
• M15: 13,580,345 km (0.107 R)
• M16: 15,029,500 km (0.094 R)
• M17: 15,442,091 km (0.12 R)
• M18: 15,932,921 km (0.087 R)
• M19: 19,179,793 km (0.116 R)
• M20: 24,887,251 km (0.107 R)
• M21: 27,354,569 km (0.066 R)
• M22: 28,805,220 km (0.026 R)
• M23: 30,415,641 km (0.091 R)
• M24: 32,085,452 km (0.11 R)
• M25: 34,762,955 km (0.086 R)
• M26: 41,763,537 km (0.101 R)
• M27: 43,268,192 km (0.094 R)
• M28: 44,525,861 km (0.052 R)
• M29: 51,336,903 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.2

Radius: 10.5

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 10.76 AU - 10.76 AU

Year: 13297 Days

Day: 12.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,713,501 km

• M1: 130,749 km (0.074 R)
• M2: 2,635,466 km (0.101 R)
• M3: 3,133,627 km (0.09 R)
• M4: 3,885,655 km (0.065 R)
• M5: 5,081,540 km (0.103 R)
• M6: 5,601,692 km (0.095 R)
• M7: 8,230,576 km (0.085 R)
• M8: 10,788,250 km (0.102 R)
• M9: 12,247,727 km (0.115 R)
• M10: 14,919,545 km (0.1 R)
• M11: 15,842,115 km (0.05 R)
• M12: 17,105,320 km (0.065 R)
• M13: 17,644,620 km (0.064 R)
• M14: 23,868,191 km (0.085 R)
• M15: 27,363,545 km (0.077 R)
• M16: 35,849,335 km (0.092 R)
• M17: 36,352,432 km (0.065 R)
• M18: 37,115,830 km (0.115 R)
• M19: 40,276,833 km (0.073 R)
• M20: 49,264,972 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.4

Radius: 14

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 11.36 AU - 11.72 AU

Year: 14768 Days

Day: 5.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,713,501 km

• M1: 174,132 km (0.115 R)
• M2: 1,020,706 km (0.104 R)
• M3: 1,731,296 km (0.12 R)
• M4: 2,201,333 km (0.077 R)
• M5: 3,021,428 km (0.088 R)
• M6: 3,471,269 km (0.097 R)
• M7: 4,013,561 km (0.112 R)
• M8: 4,534,162 km (0.108 R)
• M9: 5,742,913 km (0.043 R)
• M10: 6,572,134 km (0.077 R)
• M11: 7,626,649 km (0.091 R)
• M12: 8,469,633 km (0.092 R)
• M13: 10,663,037 km (0.078 R)
• M14: 11,229,863 km (0.113 R)
• M15: 12,168,590 km (0.103 R)
• M16: 15,123,298 km (0.081 R)
• M17: 20,696,566 km (0.086 R)
• M18: 26,209,846 km (0.069 R)
• M19: 27,683,236 km (0.074 R)
• M20: 28,216,253 km (0.099 R)
• M21: 29,302,782 km (0.109 R)
• M22: 32,336,627 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.9

Radius: 6

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 16.08 AU - 21.18 AU

Year: 30293 Days

Day: 24.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,713,501 km

• M1: 76,893 km (0.078 R)
• M2: 394,340 km (0.041 R)
• M3: 775,964 km (0.064 R)
• M4: 976,874 km (0.113 R)
• M5: 1,630,318 km (0.113 R)
• M6: 1,836,763 km (0.087 R)
• M7: 2,080,158 km (0.113 R)
• M8: 4,146,255 km (0.12 R)
• M9: 4,567,073 km (0.114 R)
• M10: 5,269,735 km (0.04 R)
• M11: 5,881,739 km (0.117 R)
• M12: 6,582,905 km (0.11 R)
• M13: 9,287,185 km (0.049 R)
• M14: 10,006,901 km (0.061 R)
• M15: 10,644,337 km (0.055 R)
• M16: 11,185,732 km (0.117 R)
• M17: 14,387,725 km (0.08 R)
• M18: 15,049,396 km (0.07 R)
• M19: 15,654,370 km (0.112 R)
• M20: 38,058,596 km (0.052 R)
• M21: 38,616,446 km (0.116 R)
• M22: 39,038,462 km (0.066 R)
• M23: 44,191,211 km (0.102 R)
• M24: 63,693,238 km (0.097 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 17,503 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit