🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.8

Radius: 12.7

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.15 AU - 1.19 AU

Year: 844 Days

Day: 6.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,599,786 km

• M1: 157,975 km (0.05 R)
• M2: 573,259 km (0.105 R)
• M3: 1,149,510 km (0.091 R)
• M4: 1,614,161 km (0.088 R)
• M5: 2,069,537 km (0.073 R)
• M6: 2,916,560 km (0.114 R)
• M7: 3,480,245 km (0.104 R)
• M8: 4,009,223 km (0.11 R)
• M9: 4,753,323 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.2

Radius: 13

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.08 AU - 2.46 AU

Year: 2281 Days

Day: 13.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,599,786 km

• M1: 161,715 km (0.06 R)
• M2: 753,225 km (0.087 R)
• M3: 1,956,591 km (0.085 R)
• M4: 3,295,342 km (0.114 R)
• M5: 4,039,741 km (0.085 R)
• M6: 6,357,910 km (0.071 R)
• M7: 6,959,742 km (0.112 R)
• M8: 10,521,966 km (0.103 R)
• M9: 11,900,810 km (0.117 R)
• M10: 12,452,826 km (0.107 R)
• M11: 13,650,955 km (0.052 R)
• M12: 14,344,042 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.6

Radius: 8.2

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.55 AU - 3.75 AU

Year: 3728 Days

Day: 9.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,599,786 km

• M1: 102,175 km (0.043 R)
• M2: 404,064 km (0.051 R)
• M3: 1,096,253 km (0.12 R)
• M4: 1,388,268 km (0.078 R)
• M5: 2,119,951 km (0.063 R)
• M6: 2,385,338 km (0.085 R)
• M7: 3,174,766 km (0.068 R)
• M8: 3,737,852 km (0.115 R)
• M9: 4,064,425 km (0.084 R)
• M10: 4,590,111 km (0.068 R)
• M11: 5,488,596 km (0.092 R)
• M12: 6,075,768 km (0.057 R)
• M13: 7,726,880 km (0.077 R)
• M14: 9,847,280 km (0.08 R)
• M15: 10,592,576 km (0.098 R)
• M16: 11,165,387 km (0.102 R)
• M17: 11,672,673 km (0.115 R)
• M18: 14,893,066 km (0.051 R)
• M19: 19,195,651 km (0.036 R)
• M20: 20,796,198 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.9

Radius: 14.6

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.13 AU - 5.77 AU

Year: 8484 Days

Day: 14.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,599,786 km

• M1: 186,100 km (0.111 R)
• M2: 829,371 km (0.03 R)
• M3: 1,534,276 km (0.07 R)
• M4: 3,619,820 km (0.111 R)
• M5: 4,206,094 km (0.071 R)
• M6: 5,190,448 km (0.037 R)
• M7: 6,258,427 km (0.084 R)
• M8: 7,615,878 km (0.105 R)
• M9: 8,665,307 km (0.099 R)
• M10: 9,161,822 km (0.111 R)
• M11: 10,349,031 km (0.071 R)
• M12: 11,636,321 km (0.102 R)
• M13: 14,470,602 km (0.091 R)
• M14: 15,955,959 km (0.072 R)
• M15: 16,703,949 km (0.05 R)
• M16: 17,803,643 km (0.094 R)
• M17: 22,924,378 km (0.115 R)
• M18: 33,174,375 km (0.1 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: 521 - 18,544 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit