🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.6

Radius: 9.2

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.9 AU - 1.38 AU

Year: 826 Days

Day: 5.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 95,003,466 km

• M1: 114,442 km (0.1 R)
• M2: 415,433 km (0.062 R)
• M3: 857,495 km (0.068 R)
• M4: 1,174,642 km (0.066 R)
• M5: 1,571,376 km (0.066 R)
• M6: 1,915,601 km (0.059 R)
• M7: 2,204,175 km (0.086 R)
• M8: 3,116,872 km (0.099 R)
• M9: 3,480,394 km (0.113 R)
• M10: 4,664,162 km (0.096 R)
• M11: 5,471,243 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.6

Radius: 13.4

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.07 AU - 1.61 AU

Year: 1052 Days

Day: 11.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 95,003,466 km

• M1: 166,951 km (0.032 R)
• M2: 733,628 km (0.114 R)
• M3: 1,191,248 km (0.108 R)
• M4: 1,708,707 km (0.107 R)
• M5: 2,188,467 km (0.092 R)
• M6: 2,644,142 km (0.048 R)
• M7: 3,829,257 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433

Radius: 14.2

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.1 AU - 3.42 AU

Year: 3110 Days

Day: 6 Hours

Environment

Temp: -200 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 95,003,466 km

• M1: 177,273 km (0.12 R)
• M2: 772,523 km (0.081 R)
• M3: 1,329,476 km (0.097 R)
• M4: 2,021,217 km (0.065 R)
• M5: 2,716,847 km (0.066 R)
• M6: 4,401,768 km (0.08 R)
• M7: 5,385,224 km (0.119 R)
• M8: 6,136,654 km (0.06 R)
• M9: 6,787,255 km (0.082 R)
• M10: 7,665,096 km (0.07 R)
• M11: 8,420,715 km (0.107 R)
• M12: 9,329,671 km (0.115 R)
• M13: 10,007,798 km (0.1 R)
• M14: 10,566,247 km (0.065 R)
• M15: 11,343,259 km (0.054 R)
• M16: 12,158,118 km (0.115 R)
• M17: 13,364,027 km (0.104 R)
• M18: 14,319,658 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 41.3

Radius: 8

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.17 AU - 11.05 AU

Year: 20206 Days

Day: 19.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,003,466 km

• M1: 101,727 km (0.083 R)
• M2: 539,749 km (0.116 R)
• M3: 837,299 km (0.075 R)
• M4: 1,361,341 km (0.04 R)
• M5: 1,640,789 km (0.049 R)
• M6: 1,972,897 km (0.033 R)
• M7: 2,632,623 km (0.113 R)
• M8: 3,557,737 km (0.111 R)
• M9: 3,819,682 km (0.12 R)
• M10: 4,557,050 km (0.044 R)
• M11: 5,615,156 km (0.051 R)
• M12: 6,470,108 km (0.075 R)
• M13: 7,097,970 km (0.111 R)
• M14: 12,085,264 km (0.085 R)
• M15: 14,144,628 km (0.114 R)
• M16: 15,200,340 km (0.063 R)
• M17: 16,668,344 km (0.065 R)
• M18: 17,405,563 km (0.12 R)
• M19: 23,873,127 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 946.4

Radius: 3.7

Gravity: 69.13 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 9.77 AU - 11.63 AU

Year: 23739 Days

Day: 23.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 95,003,466 km

• M1: 108,608 km (0.118 R)
• M2: 335,548 km (0.073 R)
• M3: 563,685 km (0.053 R)
• M4: 761,004 km (0.099 R)
• M5: 1,565,691 km (0.072 R)
• M6: 1,915,002 km (0.09 R)
• M7: 2,064,301 km (0.073 R)
• M8: 2,661,496 km (0.094 R)
• M9: 3,245,975 km (0.101 R)
• M10: 3,778,244 km (0.118 R)
• M11: 4,294,356 km (0.091 R)
• M12: 5,464,960 km (0.031 R)
• M13: 8,357,435 km (0.088 R)
• M14: 8,584,225 km (0.065 R)
• M15: 9,228,693 km (0.116 R)
• M16: 9,470,742 km (0.119 R)
• M17: 9,779,512 km (0.113 R)
• M18: 10,946,226 km (0.079 R)
• M19: 11,773,801 km (0.116 R)
• M20: 12,348,107 km (0.088 R)
• M21: 12,568,316 km (0.061 R)
• M22: 12,716,417 km (0.064 R)
• M23: 13,092,058 km (0.078 R)
• M24: 17,263,893 km (0.07 R)
• M25: 19,747,218 km (0.101 R)
• M26: 25,172,684 km (0.116 R)
• M27: 26,123,678 km (0.115 R)
• M28: 27,594,823 km (0.088 R)
• M29: 28,605,656 km (0.057 R)
• M30: 30,167,907 km (0.119 R)
• M31: 32,199,446 km (0.057 R)
• M32: 34,176,082 km (0.043 R)
• M33: 34,320,295 km (0.108 R)
• M34: 39,310,281 km (0.112 R)
• M35: 42,060,040 km (0.093 R)
• M36: 53,949,929 km (0.103 R)
• M37: 63,660,027 km (0.081 R)
• M38: 68,351,118 km (0.115 R)
• M39: 69,039,567 km (0.07 R)
• M40: 72,076,105 km (0.052 R)
• M41: 75,933,934 km (0.168 R)
• M42: 76,179,574 km (0.113 R)
• M43: 76,919,485 km (0.108 R)
• M44: 90,518,081 km (0.044 R)
• M45: 94,434,853 km (0.115 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 18,674 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit