🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.5

Radius: 10.7

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.71 AU - 0.93 AU

Year: 487 Days

Day: 10.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 153.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 37,225,268 km

• M1: 133,142 km (0.07 R)
• M2: 516,861 km (0.077 R)
• M3: 1,002,007 km (0.062 R)
• M4: 1,492,239 km (0.067 R)
• M5: 1,850,974 km (0.106 R)
• M6: 2,457,444 km (0.119 R)
• M7: 2,890,380 km (0.092 R)
• M8: 4,434,230 km (0.093 R)
• M9: 4,988,191 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.5

Radius: 14.2

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.16 AU - 1.62 AU

Year: 1075 Days

Day: 14.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,225,268 km

• M1: 176,825 km (0.092 R)
• M2: 644,318 km (0.076 R)
• M3: 1,102,088 km (0.062 R)
• M4: 1,589,777 km (0.118 R)
• M5: 2,961,589 km (0.059 R)
• M6: 3,664,998 km (0.087 R)
• M7: 4,296,451 km (0.104 R)
• M8: 4,821,539 km (0.07 R)
• M9: 5,640,588 km (0.057 R)
• M10: 6,550,592 km (0.107 R)
• M11: 8,021,737 km (0.043 R)
• M12: 9,449,798 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.1

Radius: 11.6

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.58 AU - 1.86 AU

Year: 1480 Days

Day: 8.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,225,268 km

• M1: 144,212 km (0.099 R)
• M2: 517,908 km (0.064 R)
• M3: 953,088 km (0.057 R)
• M4: 1,317,957 km (0.106 R)
• M5: 1,808,189 km (0.119 R)
• M6: 2,323,554 km (0.106 R)
• M7: 2,826,502 km (0.047 R)
• M8: 4,318,741 km (0.086 R)
• M9: 4,924,164 km (0.072 R)
• M10: 5,330,771 km (0.107 R)
• M11: 6,005,457 km (0.12 R)
• M12: 7,316,233 km (0.118 R)
• M13: 8,662,913 km (0.106 R)
• M14: 11,805,815 km (0.074 R)
• M15: 12,351,698 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.5

Radius: 15

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.92 AU - 2.54 AU

Year: 2185 Days

Day: 9.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,225,268 km

• M1: 186,698 km (0.06 R)
• M2: 654,341 km (0.119 R)
• M3: 1,338,901 km (0.081 R)
• M4: 2,234,095 km (0.039 R)
• M5: 3,362,511 km (0.068 R)
• M6: 4,066,070 km (0.076 R)
• M7: 5,093,957 km (0.03 R)
• M8: 6,025,503 km (0.097 R)
• M9: 7,010,455 km (0.071 R)
• M10: 9,654,299 km (0.114 R)
• M11: 10,692,957 km (0.114 R)
• M12: 11,279,530 km (0.074 R)
• M13: 11,846,207 km (0.107 R)
• M14: 13,981,118 km (0.046 R)
• M15: 15,164,138 km (0.071 R)
• M16: 15,705,532 km (0.106 R)
• M17: 16,515,904 km (0.102 R)
• M18: 17,783,596 km (0.094 R)
• M19: 19,058,619 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.5

Radius: 14.5

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.13 AU - 4.17 AU

Year: 4575 Days

Day: 6 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,225,268 km

• M1: 180,415 km (0.03 R)
• M2: 737,966 km (0.111 R)
• M3: 1,649,915 km (0.109 R)
• M4: 2,144,635 km (0.094 R)
• M5: 2,673,763 km (0.065 R)
• M6: 3,663,652 km (0.103 R)
• M7: 5,296,662 km (0.07 R)
• M8: 6,920,248 km (0.115 R)
• M9: 7,847,156 km (0.081 R)
• M10: 8,449,288 km (0.045 R)
• M11: 9,351,961 km (0.093 R)
• M12: 10,654,660 km (0.1 R)
• M13: 11,618,219 km (0.106 R)
• M14: 12,167,842 km (0.096 R)
• M15: 17,806,485 km (0.089 R)
• M16: 19,802,420 km (0.113 R)
• M17: 20,323,918 km (0.074 R)
• M18: 21,874,500 km (0.099 R)
• M19: 24,087,501 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.8

Radius: 9.2

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.47 AU - 5.17 AU

Year: 6942 Days

Day: 10.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,225,268 km

• M1: 114,742 km (0.114 R)
• M2: 493,673 km (0.104 R)
• M3: 828,772 km (0.071 R)
• M4: 1,116,449 km (0.092 R)
• M5: 1,472,492 km (0.082 R)
• M6: 2,087,189 km (0.085 R)
• M7: 3,003,626 km (0.107 R)
• M8: 4,427,199 km (0.118 R)
• M9: 5,213,037 km (0.066 R)
• M10: 5,797,217 km (0.115 R)
• M11: 6,458,589 km (0.091 R)
• M12: 9,751,836 km (0.118 R)
• M13: 10,212,149 km (0.101 R)
• M14: 12,572,654 km (0.062 R)
• M15: 13,736,376 km (0.115 R)
• M16: 15,459,444 km (0.086 R)
• M17: 16,728,782 km (0.108 R)
• M18: 17,322,087 km (0.115 R)
• M19: 18,411,459 km (0.027 R)
• M20: 19,329,690 km (0.111 R)
• M21: 25,577,197 km (0.109 R)
• M22: 34,405,266 km (0.102 R)
• M23: 37,114,035 km (0.087 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 16,932 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit