🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.7

Radius: 8.2

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.59 AU - 0.67 AU

Year: 351 Days

Day: 6.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 20,547,660 km

• M1: 102,026 km (0.059 R)
• M2: 363,822 km (0.103 R)
• M3: 840,441 km (0.042 R)
• M4: 1,143,526 km (0.103 R)
• M5: 1,430,904 km (0.103 R)
• M6: 1,709,604 km (0.101 R)
• M7: 2,064,750 km (0.111 R)
• M8: 2,468,814 km (0.074 R)
• M9: 3,233,558 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.1

Radius: 9.1

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.66 AU - 0.78 AU

Year: 429 Days

Day: 11.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 20,547,660 km

• M1: 113,096 km (0.112 R)
• M2: 495,319 km (0.089 R)
• M3: 810,820 km (0.09 R)
• M4: 1,380,788 km (0.053 R)
• M5: 2,322,657 km (0.043 R)
• M6: 2,867,043 km (0.106 R)
• M7: 3,568,208 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.5

Radius: 9.3

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.53 AU - 1.75 AU

Year: 1476 Days

Day: 12.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 20,547,660 km

• M1: 115,938 km (0.054 R)
• M2: 428,897 km (0.082 R)
• M3: 926,310 km (0.115 R)
• M4: 1,242,560 km (0.083 R)
• M5: 1,577,809 km (0.1 R)
• M6: 1,994,738 km (0.064 R)
• M7: 2,399,400 km (0.112 R)
• M8: 2,912,820 km (0.089 R)
• M9: 3,451,522 km (0.077 R)
• M10: 3,918,866 km (0.072 R)
• M11: 4,613,748 km (0.062 R)
• M12: 5,000,758 km (0.057 R)
• M13: 5,305,040 km (0.089 R)
• M14: 5,996,182 km (0.119 R)
• M15: 6,316,920 km (0.111 R)
• M16: 6,918,154 km (0.117 R)
• M17: 7,426,188 km (0.102 R)
• M18: 7,796,592 km (0.096 R)
• M19: 8,776,608 km (0.088 R)
• M20: 9,994,634 km (0.093 R)
• M21: 10,912,117 km (0.094 R)
• M22: 11,884,653 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.2

Radius: 9.9

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.21 AU - 3.41 AU

Year: 3311 Days

Day: 14.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 20,547,660 km

• M1: 150,346 km (0.09 R)
• M2: 473,926 km (0.119 R)
• M3: 1,316,162 km (0.065 R)
• M4: 1,679,984 km (0.109 R)
• M5: 2,410,321 km (0.084 R)
• M6: 3,061,820 km (0.118 R)
• M7: 3,484,284 km (0.057 R)
• M8: 4,897,236 km (0.103 R)
• M9: 7,938,710 km (0.087 R)
• M10: 8,636,734 km (0.099 R)
• M11: 9,124,423 km (0.087 R)
• M12: 11,759,440 km (0.118 R)
• M13: 14,089,427 km (0.104 R)
• M14: 14,963,078 km (0.083 R)
• M15: 16,183,498 km (0.031 R)
• M16: 17,304,883 km (0.082 R)
• M17: 18,821,806 km (0.056 R)
• M18: 19,287,803 km (0.04 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: 375 - 20,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit