🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.5

Radius: 8.2

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.79 AU - 1.01 AU

Year: 560 Days

Day: 8.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,219,679 km

• M1: 102,325 km (0.105 R)
• M2: 378,034 km (0.108 R)
• M3: 660,923 km (0.108 R)
• M4: 983,008 km (0.103 R)
• M5: 1,714,691 km (0.119 R)
• M6: 2,193,404 km (0.06 R)
• M7: 2,527,456 km (0.066 R)
• M8: 3,417,115 km (0.085 R)
• M9: 3,726,034 km (0.105 R)
• M10: 4,013,412 km (0.061 R)
• M11: 4,372,147 km (0.076 R)
• M12: 4,677,477 km (0.104 R)
• M13: 5,511,784 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.8

Radius: 14.4

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.54 AU - 1.62 AU

Year: 1303 Days

Day: 9.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,219,679 km

• M1: 179,069 km (0.116 R)
• M2: 776,114 km (0.107 R)
• M3: 1,377,796 km (0.11 R)
• M4: 1,997,730 km (0.114 R)
• M5: 2,974,903 km (0.088 R)
• M6: 3,480,694 km (0.045 R)
• M7: 4,321,882 km (0.109 R)
• M8: 4,877,639 km (0.081 R)
• M9: 5,439,379 km (0.082 R)
• M10: 6,088,933 km (0.119 R)
• M11: 7,085,254 km (0.095 R)
• M12: 8,722,453 km (0.088 R)
• M13: 10,147,074 km (0.041 R)
• M14: 10,600,056 km (0.085 R)

Asteroid Belt

Center: 1.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538

Radius: 9.6

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.78 AU - 2.74 AU

Year: 2229 Days

Day: 10 Hours

Environment

Temp: -185 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,219,679 km

• M1: 119,379 km (0.079 R)
• M2: 683,662 km (0.064 R)
• M3: 1,332,169 km (0.077 R)
• M4: 1,859,801 km (0.117 R)
• M5: 2,467,916 km (0.028 R)
• M6: 3,764,331 km (0.048 R)
• M7: 4,290,617 km (0.061 R)
• M8: 5,193,589 km (0.11 R)
• M9: 5,846,584 km (0.058 R)
• M10: 7,315,934 km (0.092 R)
• M11: 9,616,151 km (0.084 R)
• M12: 11,923,100 km (0.073 R)
• M13: 12,603,920 km (0.11 R)
• M14: 13,099,986 km (0.107 R)
• M15: 15,030,846 km (0.085 R)
• M16: 15,401,400 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.7

Radius: 9.2

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.49 AU - 3.79 AU

Year: 3650 Days

Day: 13.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,219,679 km

• M1: 114,442 km (0.066 R)
• M2: 666,309 km (0.102 R)
• M3: 964,009 km (0.089 R)
• M4: 1,458,130 km (0.081 R)
• M5: 2,092,575 km (0.103 R)
• M6: 3,221,740 km (0.088 R)
• M7: 4,384,714 km (0.1 R)
• M8: 5,550,679 km (0.089 R)
• M9: 5,894,007 km (0.077 R)
• M10: 6,183,329 km (0.071 R)
• M11: 6,766,461 km (0.082 R)
• M12: 7,565,912 km (0.059 R)
• M13: 8,482,798 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.9

Radius: 10.5

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.63 AU - 6.81 AU

Year: 8974 Days

Day: 13.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,219,679 km

• M1: 130,749 km (0.086 R)
• M2: 493,374 km (0.094 R)
• M3: 846,724 km (0.074 R)
• M4: 1,228,498 km (0.067 R)
• M5: 1,819,260 km (0.108 R)
• M6: 2,824,408 km (0.058 R)
• M7: 3,418,012 km (0.105 R)
• M8: 3,998,302 km (0.113 R)
• M9: 4,539,547 km (0.057 R)
• M10: 5,129,113 km (0.071 R)
• M11: 6,559,717 km (0.114 R)
• M12: 9,201,316 km (0.069 R)
• M13: 11,154,765 km (0.058 R)
• M14: 13,857,400 km (0.111 R)
• M15: 14,412,259 km (0.049 R)
• M16: 15,214,103 km (0.089 R)
• M17: 16,969,036 km (0.093 R)
• M18: 17,412,145 km (0.085 R)
• M19: 18,922,635 km (0.113 R)
• M20: 20,518,694 km (0.101 R)
• M21: 21,021,792 km (0.079 R)
• M22: 22,277,965 km (0.101 R)
• M23: 26,515,175 km (0.083 R)
• M24: 28,688,683 km (0.1 R)
• M25: 30,511,084 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.6

Radius: 5.2

Gravity: 12.89 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.73 AU - 7.55 AU

Year: 9981 Days

Day: 17.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 38,219,679 km

• M1: 64,626 km (0.045 R)
• M2: 470,934 km (0.077 R)
• M3: 743,053 km (0.098 R)
• M4: 1,044,193 km (0.032 R)
• M5: 1,362,388 km (0.056 R)
• M6: 2,191,609 km (0.076 R)
• M7: 2,618,112 km (0.098 R)
• M8: 3,611,592 km (0.066 R)
• M9: 4,231,825 km (0.072 R)
• M10: 4,862,679 km (0.026 R)
• M11: 5,185,810 km (0.117 R)
• M12: 6,343,698 km (0.085 R)
• M13: 8,020,989 km (0.081 R)
• M14: 10,398,548 km (0.12 R)
• M15: 10,591,380 km (0.112 R)
• M16: 11,695,113 km (0.109 R)
• M17: 13,663,073 km (0.069 R)
• M18: 14,424,975 km (0.078 R)
• M19: 15,841,517 km (0.084 R)
• M20: 18,171,205 km (0.106 R)
• M21: 20,117,323 km (0.115 R)
• M22: 21,333,853 km (0.063 R)
• M23: 23,003,964 km (0.047 R)
• M24: 23,331,583 km (0.109 R)
• M25: 23,912,621 km (0.115 R)
• M26: 26,243,954 km (0.055 R)
• M27: 28,439,752 km (0.086 R)
• M28: 34,458,673 km (0.095 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 19,567 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit