🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862

Radius: 13.6

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.41 AU - 0.63 AU

Year: 254 Days

Day: 5.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 20,409,540 km

• M1: 169,195 km (0.085 R)
• M2: 651,349 km (0.043 R)
• M3: 1,351,766 km (0.081 R)
• M4: 1,817,016 km (0.101 R)
• M5: 2,308,445 km (0.082 R)
• M6: 2,936,905 km (0.093 R)
• M7: 3,555,343 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.1

Radius: 10.2

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.81 AU - 0.91 AU

Year: 541 Days

Day: 6.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,409,540 km

• M1: 126,859 km (0.025 R)
• M2: 445,951 km (0.101 R)
• M3: 1,009,636 km (0.105 R)
• M4: 1,357,301 km (0.113 R)
• M5: 1,834,668 km (0.096 R)
• M6: 2,173,059 km (0.11 R)
• M7: 2,594,775 km (0.086 R)
• M8: 4,184,701 km (0.098 R)
• M9: 4,558,696 km (0.111 R)
• M10: 5,220,966 km (0.089 R)
• M11: 5,584,189 km (0.092 R)
• M12: 6,939,845 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.4

Radius: 14.6

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.8 AU - 1.04 AU

Year: 599 Days

Day: 13.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 20,409,540 km

• M1: 181,761 km (0.119 R)
• M2: 798,404 km (0.099 R)
• M3: 1,320,052 km (0.099 R)
• M4: 1,972,598 km (0.09 R)
• M5: 2,654,165 km (0.077 R)
• M6: 4,317,395 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.5

Radius: 14.2

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.35 AU - 2.39 AU

Year: 2475 Days

Day: 14.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,409,540 km

• M1: 176,675 km (0.075 R)
• M2: 670,049 km (0.072 R)
• M3: 1,718,880 km (0.074 R)
• M4: 2,210,907 km (0.078 R)
• M5: 2,924,190 km (0.043 R)
• M6: 3,451,821 km (0.114 R)
• M7: 4,905,913 km (0.104 R)
• M8: 5,836,262 km (0.049 R)
• M9: 8,210,380 km (0.109 R)
• M10: 10,692,059 km (0.094 R)
• M11: 12,254,609 km (0.108 R)
• M12: 13,777,665 km (0.068 R)
• M13: 14,440,234 km (0.055 R)
• M14: 15,931,724 km (0.107 R)
• M15: 16,609,104 km (0.064 R)
• M16: 17,910,156 km (0.086 R)
• M17: 19,219,736 km (0.093 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 15,146 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit