🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.4

Radius: 11.6

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.82 AU - 0.94 AU

Year: 560 Days

Day: 14.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 4,778,770 km

• M1: 144,362 km (0.098 R)
• M2: 548,875 km (0.064 R)
• M3: 1,051,972 km (0.082 R)
• M4: 1,436,738 km (0.066 R)
• M5: 1,900,491 km (0.063 R)
• M6: 2,393,566 km (0.033 R)
• M7: 2,925,386 km (0.075 R)
• M8: 3,561,177 km (0.109 R)
• M9: 3,968,682 km (0.055 R)
• M10: 4,545,083 km (0.047 R)
• M11: 5,009,434 km (0.051 R)
• M12: 6,339,509 km (0.118 R)
• M13: 7,045,312 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.9

Radius: 8.3

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.59 AU - 1.81 AU

Year: 1503 Days

Day: 13.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 4,778,770 km

• M1: 103,223 km (0.102 R)
• M2: 361,279 km (0.102 R)
• M3: 621,729 km (0.096 R)
• M4: 979,866 km (0.047 R)
• M5: 1,297,762 km (0.09 R)
• M6: 1,572,423 km (0.087 R)
• M7: 1,963,771 km (0.06 R)
• M8: 2,285,257 km (0.094 R)
• M9: 2,943,189 km (0.076 R)
• M10: 3,861,271 km (0.1 R)
• M11: 4,369,305 km (0.106 R)
• M12: 4,847,569 km (0.098 R)
• M13: 5,223,958 km (0.1 R)
• M14: 5,783,454 km (0.11 R)
• M15: 6,881,502 km (0.091 R)
• M16: 7,480,043 km (0.053 R)
• M17: 7,983,440 km (0.069 R)
• M18: 8,835,549 km (0.059 R)
• M19: 9,283,745 km (0.111 R)
• M20: 9,629,765 km (0.114 R)
• M21: 10,256,131 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.4

Radius: 8.8

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.83 AU - 2.03 AU

Year: 1819 Days

Day: 10.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 4,778,770 km

• M1: 109,805 km (0.115 R)
• M2: 936,333 km (0.06 R)
• M3: 1,351,467 km (0.119 R)
• M4: 1,791,285 km (0.042 R)
• M5: 2,066,096 km (0.106 R)
• M6: 2,790,599 km (0.037 R)
• M7: 3,583,467 km (0.101 R)
• M8: 4,309,615 km (0.078 R)
• M9: 4,808,824 km (0.096 R)
• M10: 6,427,323 km (0.108 R)
• M11: 7,055,484 km (0.043 R)
• M12: 10,384,187 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.3

Radius: 10.6

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.57 AU - 2.37 AU

Year: 1875 Days

Day: 14.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 4,778,770 km

• M1: 131,945 km (0.109 R)
• M2: 527,632 km (0.1 R)
• M3: 1,130,511 km (0.113 R)
• M4: 1,516,922 km (0.032 R)
• M5: 2,061,010 km (0.093 R)
• M6: 2,546,904 km (0.085 R)
• M7: 3,441,050 km (0.073 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: 541 - 16,580 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit