🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.4

Radius: 13.9

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.49 AU - 0.53 AU

Year: 251 Days

Day: 10.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,710,516 km

• M1: 173,085 km (0.109 R)
• M2: 679,623 km (0.103 R)
• M3: 1,123,480 km (0.12 R)
• M4: 1,580,801 km (0.059 R)
• M5: 2,225,568 km (0.078 R)
• M6: 2,929,725 km (0.094 R)
• M7: 3,365,802 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322

Radius: 8.5

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.68 AU - 2.7 AU

Year: 2237 Days

Day: 9.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,710,516 km

• M1: 105,766 km (0.097 R)
• M2: 452,085 km (0.039 R)
• M3: 731,085 km (0.104 R)
• M4: 1,258,716 km (0.115 R)
• M5: 1,689,558 km (0.048 R)
• M6: 2,111,873 km (0.118 R)
• M7: 4,149,845 km (0.046 R)
• M8: 4,680,917 km (0.108 R)
• M9: 5,473,038 km (0.084 R)
• M10: 8,097,134 km (0.089 R)
• M11: 8,564,328 km (0.12 R)
• M12: 9,329,970 km (0.053 R)
• M13: 9,745,852 km (0.083 R)
• M14: 10,580,309 km (0.111 R)
• M15: 10,997,388 km (0.111 R)
• M16: 11,353,282 km (0.065 R)
• M17: 12,544,230 km (0.058 R)
• M18: 13,571,369 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.9

Radius: 14.3

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.54 AU - 3.28 AU

Year: 3426 Days

Day: 12.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,710,516 km

• M1: 177,872 km (0.11 R)
• M2: 640,877 km (0.094 R)
• M3: 2,236,339 km (0.043 R)
• M4: 2,801,968 km (0.086 R)
• M5: 3,903,607 km (0.082 R)
• M6: 5,646,272 km (0.094 R)
• M7: 6,437,196 km (0.108 R)
• M8: 6,890,478 km (0.071 R)
• M9: 7,963,992 km (0.095 R)
• M10: 8,523,189 km (0.059 R)
• M11: 10,360,401 km (0.111 R)
• M12: 11,242,430 km (0.089 R)
• M13: 15,385,094 km (0.1 R)
• M14: 16,477,457 km (0.065 R)
• M15: 18,272,034 km (0.116 R)
• M16: 22,042,199 km (0.1 R)
• M17: 22,729,003 km (0.08 R)
• M18: 23,714,404 km (0.112 R)
• M19: 24,290,206 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.7

Radius: 8.5

Gravity: 13.6 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.79 AU - 3.47 AU

Year: 3822 Days

Day: 8.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,710,516 km

• M1: 105,766 km (0.114 R)
• M2: 428,897 km (0.106 R)
• M3: 755,469 km (0.115 R)
• M4: 1,035,217 km (0.103 R)
• M5: 2,207,317 km (0.078 R)
• M6: 2,939,449 km (0.09 R)
• M7: 3,382,109 km (0.088 R)
• M8: 3,694,319 km (0.108 R)
• M9: 4,163,758 km (0.075 R)
• M10: 4,597,292 km (0.073 R)
• M11: 5,386,720 km (0.027 R)
• M12: 6,608,037 km (0.078 R)
• M13: 7,131,480 km (0.071 R)
• M14: 8,004,384 km (0.101 R)
• M15: 9,384,125 km (0.077 R)
• M16: 9,877,349 km (0.116 R)
• M17: 10,474,544 km (0.118 R)
• M18: 11,835,286 km (0.038 R)
• M19: 13,619,091 km (0.028 R)
• M20: 14,305,296 km (0.081 R)
• M21: 14,793,584 km (0.056 R)
• M22: 16,739,403 km (0.1 R)
• M23: 18,338,156 km (0.119 R)
• M24: 20,171,029 km (0.119 R)
• M25: 20,647,648 km (0.101 R)
• M26: 23,144,436 km (0.082 R)
• M27: 24,044,866 km (0.103 R)
• M28: 25,438,968 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325

Radius: 7.7

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.99 AU - 7.89 AU

Year: 14008 Days

Day: 15.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,710,516 km

• M1: 95,892 km (0.068 R)
• M2: 377,286 km (0.11 R)
• M3: 649,404 km (0.113 R)
• M4: 1,154,447 km (0.116 R)
• M5: 1,421,030 km (0.064 R)
• M6: 1,744,012 km (0.052 R)
• M7: 3,861,420 km (0.064 R)
• M8: 4,524,588 km (0.062 R)
• M9: 5,523,901 km (0.069 R)
• M10: 5,795,272 km (0.118 R)
• M11: 9,114,998 km (0.119 R)
• M12: 9,786,394 km (0.098 R)
• M13: 11,553,892 km (0.066 R)
• M14: 18,415,647 km (0.084 R)
• M15: 21,006,683 km (0.046 R)
• M16: 26,706,212 km (0.106 R)
• M17: 26,996,133 km (0.033 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 950.5

Radius: 6.9

Gravity: 19.96 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.65 AU - 9.07 AU

Year: 15211 Days

Day: 16 Hours

Environment

Temp: -239 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,710,516 km

• M1: 85,869 km (0.116 R)
• M2: 470,784 km (0.058 R)
• M3: 879,635 km (0.08 R)
• M4: 1,229,545 km (0.073 R)
• M5: 1,554,621 km (0.104 R)
• M6: 2,169,468 km (0.103 R)
• M7: 4,777,408 km (0.08 R)
• M8: 5,899,093 km (0.112 R)
• M9: 6,521,420 km (0.036 R)
• M10: 7,512,356 km (0.115 R)
• M11: 8,093,245 km (0.051 R)
• M12: 9,454,286 km (0.106 R)
• M13: 9,788,787 km (0.078 R)
• M14: 11,268,609 km (0.061 R)
• M15: 14,008,644 km (0.11 R)
• M16: 14,516,977 km (0.031 R)
• M17: 16,037,640 km (0.099 R)
• M18: 16,674,478 km (0.108 R)
• M19: 17,163,214 km (0.116 R)
• M20: 17,998,718 km (0.085 R)
• M21: 19,302,613 km (0.12 R)
• M22: 19,660,751 km (0.028 R)
• M23: 21,709,793 km (0.113 R)
• M24: 21,999,863 km (0.117 R)
• M25: 24,103,059 km (0.08 R)
• M26: 29,999,908 km (0.057 R)
• M27: 38,317,999 km (0.054 R)
• M28: 43,458,181 km (0.11 R)
• M29: 49,706,436 km (0.119 R)
• M30: 52,781,869 km (0.076 R)
• M31: 55,800,903 km (0.048 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 17,828 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit