🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.4

Radius: 13.7

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.05 AU - 1.45 AU

Year: 917 Days

Day: 5.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,392,583 km

• M1: 170,542 km (0.098 R)
• M2: 680,521 km (0.028 R)
• M3: 1,236,726 km (0.108 R)
• M4: 1,669,213 km (0.117 R)
• M5: 2,096,913 km (0.078 R)
• M6: 2,843,706 km (0.085 R)
• M7: 4,063,078 km (0.097 R)
• M8: 4,528,477 km (0.105 R)
• M9: 5,011,529 km (0.066 R)
• M10: 5,606,031 km (0.096 R)
• M11: 6,826,001 km (0.1 R)
• M12: 7,581,770 km (0.073 R)
• M13: 8,241,197 km (0.111 R)
• M14: 9,098,692 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.1

Radius: 13

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.45 AU - 1.89 AU

Year: 1416 Days

Day: 6.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 160.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,392,583 km

• M1: 161,715 km (0.089 R)
• M2: 572,361 km (0.032 R)
• M3: 1,233,285 km (0.101 R)
• M4: 2,075,670 km (0.115 R)
• M5: 2,822,463 km (0.088 R)
• M6: 3,299,231 km (0.111 R)
• M7: 4,008,774 km (0.051 R)
• M8: 5,503,556 km (0.093 R)
• M9: 5,989,600 km (0.047 R)
• M10: 6,440,787 km (0.104 R)
• M11: 6,958,994 km (0.112 R)

Asteroid Belt

Center: 2.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.3

Radius: 13.5

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.2 AU - 3.56 AU

Year: 4076 Days

Day: 8.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 21,392,583 km

• M1: 177,722 km (0.095 R)
• M2: 681,717 km (0.109 R)
• M3: 1,345,483 km (0.091 R)
• M4: 2,014,635 km (0.077 R)
• M5: 2,680,644 km (0.08 R)
• M6: 4,938,824 km (0.109 R)
• M7: 6,032,385 km (0.085 R)
• M8: 7,002,078 km (0.098 R)
• M9: 7,982,542 km (0.114 R)
• M10: 8,506,135 km (0.064 R)
• M11: 10,144,830 km (0.09 R)
• M12: 14,128,023 km (0.04 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.3

Radius: 8.7

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.16 AU - 4.5 AU

Year: 5911 Days

Day: 9.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 21,392,583 km

• M1: 118,631 km (0.111 R)
• M2: 417,378 km (0.106 R)
• M3: 724,054 km (0.112 R)
• M4: 1,134,700 km (0.071 R)
• M5: 1,909,018 km (0.062 R)
• M6: 2,833,084 km (0.105 R)
• M7: 3,153,074 km (0.042 R)
• M8: 3,478,300 km (0.084 R)
• M9: 4,008,625 km (0.064 R)
• M10: 5,254,924 km (0.115 R)
• M11: 6,481,178 km (0.094 R)
• M12: 6,800,719 km (0.104 R)
• M13: 7,534,646 km (0.058 R)
• M14: 8,085,765 km (0.081 R)
• M15: 9,637,095 km (0.118 R)
• M16: 9,939,283 km (0.107 R)
• M17: 11,377,816 km (0.108 R)
• M18: 12,103,216 km (0.092 R)
• M19: 12,995,866 km (0.097 R)
• M20: 13,318,399 km (0.115 R)
• M21: 15,572,839 km (0.055 R)
• M22: 15,884,601 km (0.089 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 11,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit