🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.7

Radius: 14.8

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.74 AU - 1 AU

Year: 532 Days

Day: 6.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,342,809 km

• M1: 184,604 km (0.111 R)
• M2: 1,070,672 km (0.1 R)
• M3: 1,988,305 km (0.063 R)
• M4: 2,732,256 km (0.109 R)
• M5: 3,620,867 km (0.103 R)
• M6: 4,624,070 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.1

Radius: 12.3

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.89 AU - 2.01 AU

Year: 1786 Days

Day: 15 Hours

Environment

Temp: -178 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,342,809 km

• M1: 153,039 km (0.097 R)
• M2: 605,572 km (0.12 R)
• M3: 1,017,565 km (0.102 R)
• M4: 1,615,059 km (0.088 R)
• M5: 2,169,468 km (0.102 R)
• M6: 2,848,942 km (0.095 R)
• M7: 3,305,215 km (0.111 R)
• M8: 4,407,004 km (0.104 R)
• M9: 5,132,254 km (0.099 R)
• M10: 6,605,344 km (0.06 R)
• M11: 7,210,767 km (0.093 R)
• M12: 7,822,921 km (0.086 R)
• M13: 8,374,938 km (0.025 R)
• M14: 8,822,086 km (0.033 R)
• M15: 10,152,908 km (0.094 R)
• M16: 11,457,252 km (0.085 R)
• M17: 11,889,440 km (0.097 R)
• M18: 13,039,100 km (0.096 R)
• M19: 16,681,808 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.3

Radius: 9

Gravity: 11 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.72 AU - 2.7 AU

Year: 2155 Days

Day: 12.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,342,809 km

• M1: 170,093 km (0.114 R)
• M2: 452,085 km (0.092 R)
• M3: 736,171 km (0.11 R)
• M4: 1,113,906 km (0.036 R)
• M5: 1,507,199 km (0.107 R)
• M6: 2,338,963 km (0.072 R)
• M7: 4,877,190 km (0.073 R)
• M8: 5,199,872 km (0.07 R)
• M9: 6,308,243 km (0.039 R)
• M10: 7,208,224 km (0.091 R)
• M11: 8,582,280 km (0.064 R)
• M12: 9,471,939 km (0.034 R)
• M13: 10,459,734 km (0.095 R)
• M14: 10,959,091 km (0.109 R)
• M15: 11,758,393 km (0.053 R)
• M16: 12,172,330 km (0.098 R)
• M17: 13,029,376 km (0.09 R)
• M18: 14,342,696 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550.8

Radius: 3.7

Gravity: 40.23 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.28 AU - 6.78 AU

Year: 10947 Days

Day: 25 Hours

Environment

Temp: -218 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,342,809 km

• M1: 89,160 km (0.117 R)
• M2: 1,164,171 km (0.081 R)
• M3: 2,600,460 km (0.049 R)
• M4: 2,766,214 km (0.105 R)
• M5: 3,575,240 km (0.07 R)
• M6: 4,384,714 km (0.075 R)
• M7: 4,619,732 km (0.03 R)
• M8: 6,734,747 km (0.101 R)
• M9: 14,144,179 km (0.075 R)
• M10: 16,478,355 km (0.086 R)
• M11: 18,749,400 km (0.069 R)
• M12: 19,603,006 km (0.101 R)
• M13: 23,012,790 km (0.084 R)
• M14: 24,535,397 km (0.095 R)
• M15: 26,315,163 km (0.046 R)
• M16: 26,992,093 km (0.116 R)
• M17: 27,384,040 km (0.111 R)
• M18: 34,525,393 km (0.104 R)
• M19: 36,278,232 km (0.12 R)
• M20: 37,600,677 km (0.119 R)
• M21: 39,079,751 km (0.045 R)
• M22: 43,748,701 km (0.119 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 18,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit