🌌 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: 738.1

Radius: 11

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.95 AU - 1.33 AU

Year: 840 Days

Day: 6.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,341,465 km

• M1: 136,882 km (0.07 R)
• M2: 675,285 km (0.108 R)
• M3: 1,256,772 km (0.114 R)
• M4: 1,724,863 km (0.059 R)
• M5: 2,173,657 km (0.042 R)
• M6: 2,549,297 km (0.063 R)
• M7: 3,336,930 km (0.069 R)
• M8: 4,411,043 km (0.054 R)
• M9: 5,240,114 km (0.113 R)
• M10: 5,984,064 km (0.096 R)
• M11: 6,338,911 km (0.119 R)
• M12: 7,068,350 km (0.09 R)
• M13: 7,537,040 km (0.106 R)
• M14: 8,051,357 km (0.094 R)
• M15: 8,433,131 km (0.09 R)
• M16: 8,960,763 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.3

Radius: 8.6

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.68 AU - 4.38 AU

Year: 5584 Days

Day: 14 Hours

Environment

Temp: -224 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,341,465 km

• M1: 108,907 km (0.045 R)
• M2: 377,136 km (0.12 R)
• M3: 709,991 km (0.062 R)
• M4: 1,232,836 km (0.112 R)
• M5: 1,506,151 km (0.111 R)
• M6: 1,782,159 km (0.099 R)
• M7: 2,252,944 km (0.116 R)
• M8: 3,423,697 km (0.073 R)
• M9: 4,804,036 km (0.12 R)
• M10: 5,114,302 km (0.113 R)
• M11: 5,746,353 km (0.025 R)
• M12: 7,366,798 km (0.109 R)
• M13: 8,691,337 km (0.064 R)
• M14: 8,958,818 km (0.074 R)
• M15: 9,550,478 km (0.093 R)
• M16: 10,379,699 km (0.119 R)
• M17: 10,987,964 km (0.115 R)
• M18: 12,564,426 km (0.114 R)
• M19: 14,023,753 km (0.082 R)
• M20: 17,215,424 km (0.102 R)
• M21: 19,724,629 km (0.117 R)
• M22: 20,321,076 km (0.072 R)
• M23: 21,272,668 km (0.107 R)
• M24: 22,396,297 km (0.119 R)
• M25: 24,305,764 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.3

Radius: 10.2

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.34 AU - 5.44 AU

Year: 6349 Days

Day: 12.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,341,465 km

• M1: 126,859 km (0.119 R)
• M2: 455,077 km (0.037 R)
• M3: 777,759 km (0.091 R)
• M4: 1,330,523 km (0.111 R)
• M5: 1,792,930 km (0.101 R)
• M6: 2,390,424 km (0.099 R)
• M7: 3,453,018 km (0.116 R)
• M8: 3,855,736 km (0.07 R)
• M9: 4,853,404 km (0.1 R)
• M10: 5,902,234 km (0.083 R)
• M11: 7,483,484 km (0.05 R)
• M12: 8,196,019 km (0.051 R)
• M13: 9,065,033 km (0.026 R)
• M14: 10,732,151 km (0.115 R)
• M15: 11,114,374 km (0.092 R)
• M16: 13,308,975 km (0.116 R)
• M17: 14,611,224 km (0.071 R)
• M18: 15,134,069 km (0.116 R)
• M19: 16,217,307 km (0.063 R)
• M20: 16,552,107 km (0.111 R)
• M21: 24,114,279 km (0.085 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 393.1

Radius: 7.1

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.64 AU - 6.74 AU

Year: 9369 Days

Day: 21.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,341,465 km

• M1: 92,003 km (0.093 R)
• M2: 487,988 km (0.088 R)
• M3: 1,065,137 km (0.117 R)
• M4: 1,288,935 km (0.109 R)
• M5: 1,776,325 km (0.099 R)
• M6: 2,062,955 km (0.089 R)
• M7: 3,307,459 km (0.053 R)
• M8: 4,402,366 km (0.075 R)
• M9: 4,675,382 km (0.074 R)
• M10: 5,531,531 km (0.067 R)
• M11: 7,172,021 km (0.111 R)
• M12: 7,942,749 km (0.107 R)
• M13: 8,348,160 km (0.091 R)
• M14: 10,441,483 km (0.083 R)
• M15: 16,204,741 km (0.106 R)
• M16: 18,564,797 km (0.11 R)
• M17: 19,863,456 km (0.102 R)
• M18: 21,453,831 km (0.109 R)
• M19: 22,002,256 km (0.046 R)
• M20: 23,620,905 km (0.11 R)
• M21: 29,428,145 km (0.117 R)
• M22: 30,105,225 km (0.099 R)
• M23: 32,711,070 km (0.115 R)
• M24: 33,963,055 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.2

Radius: 7.9

Gravity: 14.58 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.61 AU - 6.97 AU

Year: 9617 Days

Day: 15.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,341,465 km

• M1: 101,727 km (0.048 R)
• M2: 359,035 km (0.104 R)
• M3: 705,653 km (0.069 R)
• M4: 988,543 km (0.07 R)
• M5: 1,348,026 km (0.096 R)
• M6: 1,973,495 km (0.108 R)
• M7: 2,529,102 km (0.074 R)
• M8: 2,887,987 km (0.101 R)
• M9: 3,976,760 km (0.116 R)
• M10: 4,675,083 km (0.102 R)
• M11: 5,350,817 km (0.079 R)
• M12: 5,836,411 km (0.101 R)
• M13: 6,855,771 km (0.077 R)
• M14: 7,303,518 km (0.099 R)
• M15: 7,684,095 km (0.1 R)
• M16: 8,577,344 km (0.1 R)
• M17: 10,044,749 km (0.091 R)
• M18: 13,657,687 km (0.089 R)
• M19: 14,041,406 km (0.078 R)
• M20: 18,361,343 km (0.12 R)
• M21: 19,224,673 km (0.052 R)
• M22: 22,504,157 km (0.097 R)
• M23: 22,949,809 km (0.036 R)
• M24: 24,886,503 km (0.066 R)
• M25: 30,687,759 km (0.087 R)
• M26: 33,494,215 km (0.056 R)
• M27: 34,309,673 km (0.108 R)
• M28: 35,738,183 km (0.108 R)
• M29: 49,219,195 km (0.107 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 16,682 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit