🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.5

Radius: 14.3

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.79 AU - 1.19 AU

Year: 657 Days

Day: 8.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 46,886,718 km

• M1: 177,872 km (0.041 R)
• M2: 775,515 km (0.108 R)
• M3: 1,558,361 km (0.083 R)
• M4: 2,638,308 km (0.109 R)
• M5: 3,083,362 km (0.103 R)
• M6: 4,288,821 km (0.098 R)
• M7: 5,311,024 km (0.082 R)
• M8: 6,830,938 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.8

Radius: 14.2

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.02 AU - 1.14 AU

Year: 748 Days

Day: 6.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,886,718 km

• M1: 176,675 km (0.1 R)
• M2: 800,947 km (0.087 R)
• M3: 1,285,495 km (0.091 R)
• M4: 1,971,850 km (0.089 R)
• M5: 2,683,636 km (0.115 R)
• M6: 3,341,867 km (0.108 R)
• M7: 3,890,592 km (0.113 R)
• M8: 4,360,479 km (0.107 R)
• M9: 4,901,425 km (0.087 R)
• M10: 5,613,361 km (0.119 R)
• M11: 6,216,240 km (0.052 R)
• M12: 6,737,738 km (0.104 R)
• M13: 7,508,018 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.8

Radius: 15

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.01 AU - 1.45 AU

Year: 910 Days

Day: 8.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 46,886,718 km

• M1: 186,549 km (0.099 R)
• M2: 843,582 km (0.063 R)
• M3: 1,408,464 km (0.029 R)
• M4: 2,014,036 km (0.115 R)
• M5: 2,877,515 km (0.088 R)
• M6: 4,127,854 km (0.078 R)
• M7: 5,732,740 km (0.044 R)
• M8: 6,233,893 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.7

Radius: 8.6

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.4 AU - 1.94 AU

Year: 1439 Days

Day: 14.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,886,718 km

• M1: 106,962 km (0.061 R)
• M2: 414,984 km (0.087 R)
• M3: 691,292 km (0.083 R)
• M4: 1,176,886 km (0.082 R)
• M5: 2,692,014 km (0.116 R)
• M6: 3,173,120 km (0.112 R)
• M7: 3,456,309 km (0.107 R)
• M8: 3,772,110 km (0.106 R)
• M9: 4,409,846 km (0.108 R)
• M10: 4,836,798 km (0.078 R)
• M11: 5,213,486 km (0.113 R)
• M12: 5,753,085 km (0.09 R)
• M13: 9,054,112 km (0.083 R)
• M14: 9,424,067 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.9

Radius: 8.6

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.17 AU - 3.39 AU

Year: 3091 Days

Day: 13.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,886,718 km

• M1: 110,403 km (0.08 R)
• M2: 586,424 km (0.103 R)
• M3: 1,041,500 km (0.116 R)
• M4: 1,500,616 km (0.066 R)
• M5: 1,848,431 km (0.03 R)
• M6: 2,884,995 km (0.103 R)
• M7: 3,669,785 km (0.099 R)
• M8: 3,979,752 km (0.087 R)
• M9: 7,997,652 km (0.042 R)
• M10: 8,903,766 km (0.093 R)
• M11: 10,051,182 km (0.101 R)
• M12: 11,256,492 km (0.079 R)
• M13: 13,995,180 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.4

Radius: 5.2

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.2 AU - 7.72 AU

Year: 10949 Days

Day: 21 Hours

Environment

Temp: -230 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 46,886,718 km

• M1: 66,272 km (0.06 R)
• M2: 250,876 km (0.117 R)
• M3: 900,280 km (0.054 R)
• M4: 1,127,968 km (0.039 R)
• M5: 1,417,440 km (0.085 R)
• M6: 2,412,864 km (0.119 R)
• M7: 2,609,436 km (0.111 R)
• M8: 3,242,983 km (0.083 R)
• M9: 3,505,228 km (0.108 R)
• M10: 3,900,914 km (0.057 R)
• M11: 4,300,041 km (0.107 R)
• M12: 4,781,148 km (0.109 R)
• M13: 5,692,648 km (0.075 R)
• M14: 6,074,870 km (0.056 R)
• M15: 6,679,844 km (0.115 R)
• M16: 7,398,363 km (0.037 R)
• M17: 7,814,843 km (0.115 R)
• M18: 8,448,241 km (0.042 R)
• M19: 9,417,934 km (0.064 R)
• M20: 10,134,807 km (0.029 R)
• M21: 10,648,227 km (0.109 R)
• M22: 11,930,879 km (0.058 R)
• M23: 12,609,305 km (0.108 R)
• M24: 15,581,217 km (0.064 R)
• M25: 18,230,445 km (0.082 R)
• M26: 22,312,971 km (0.105 R)
• M27: 22,704,768 km (0.118 R)
• M28: 25,576,000 km (0.102 R)
• M29: 25,746,990 km (0.099 R)
• M30: 26,877,352 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180.4

Radius: 6.4

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 7.28 AU - 11.28 AU

Year: 18852 Days

Day: 18.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,886,718 km

• M1: 79,885 km (0.117 R)
• M2: 343,626 km (0.097 R)
• M3: 911,799 km (0.082 R)
• M4: 1,701,227 km (0.07 R)
• M5: 1,951,953 km (0.071 R)
• M6: 2,245,314 km (0.101 R)
• M7: 2,567,698 km (0.077 R)
• M8: 4,605,969 km (0.069 R)
• M9: 4,939,273 km (0.111 R)
• M10: 7,409,134 km (0.117 R)
• M11: 7,740,343 km (0.075 R)
• M12: 8,038,342 km (0.074 R)
• M13: 8,521,843 km (0.071 R)
• M14: 9,939,283 km (0.029 R)
• M15: 12,349,753 km (0.086 R)
• M16: 12,581,331 km (0.028 R)
• M17: 18,288,340 km (0.088 R)
• M18: 23,598,316 km (0.086 R)
• M19: 27,329,885 km (0.056 R)
• M20: 32,195,257 km (0.062 R)
• M21: 32,744,580 km (0.11 R)
• M22: 32,966,135 km (0.12 R)
• M23: 41,621,120 km (0.09 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 19,849 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit