🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.1

Radius: 12.7

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.69 AU - 0.89 AU

Year: 461 Days

Day: 12.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 16,890,825 km

• M1: 157,975 km (0.079 R)
• M2: 591,211 km (0.11 R)
• M3: 1,294,321 km (0.105 R)
• M4: 1,715,888 km (0.067 R)
• M5: 2,614,522 km (0.091 R)
• M6: 3,247,321 km (0.118 R)
• M7: 3,684,147 km (0.053 R)
• M8: 4,226,140 km (0.067 R)
• M9: 4,893,646 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.8

Radius: 10.4

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.24 AU - 1.56 AU

Year: 1087 Days

Day: 11.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 16,890,825 km

• M1: 129,701 km (0.11 R)
• M2: 872,604 km (0.101 R)
• M3: 1,225,805 km (0.081 R)
• M4: 1,598,154 km (0.085 R)
• M5: 2,005,958 km (0.071 R)
• M6: 3,500,889 km (0.036 R)
• M7: 5,736,031 km (0.079 R)
• M8: 6,656,656 km (0.049 R)
• M9: 7,372,482 km (0.05 R)
• M10: 8,086,064 km (0.087 R)
• M11: 10,410,965 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.7

Radius: 12.9

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.56 AU - 3.32 AU

Year: 3307 Days

Day: 14.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 16,890,825 km

• M1: 160,369 km (0.117 R)
• M2: 572,661 km (0.093 R)
• M3: 1,062,294 km (0.092 R)
• M4: 2,564,407 km (0.11 R)
• M5: 3,351,291 km (0.112 R)
• M6: 4,087,911 km (0.118 R)
• M7: 4,549,570 km (0.082 R)
• M8: 5,187,605 km (0.096 R)
• M9: 6,202,029 km (0.03 R)
• M10: 6,958,844 km (0.093 R)
• M11: 7,998,400 km (0.066 R)
• M12: 8,792,615 km (0.056 R)
• M13: 9,458,176 km (0.097 R)
• M14: 10,156,947 km (0.117 R)
• M15: 11,048,850 km (0.088 R)
• M16: 13,077,696 km (0.071 R)
• M17: 14,086,136 km (0.119 R)
• M18: 14,803,009 km (0.089 R)
• M19: 19,275,835 km (0.102 R)
• M20: 19,743,927 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.7

Radius: 9.6

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.64 AU - 4.3 AU

Year: 4240 Days

Day: 11.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 16,890,825 km

• M1: 125,961 km (0.05 R)
• M2: 857,046 km (0.109 R)
• M3: 1,168,808 km (0.114 R)
• M4: 1,627,326 km (0.081 R)
• M5: 1,928,167 km (0.102 R)
• M6: 2,331,034 km (0.085 R)
• M7: 2,879,460 km (0.098 R)
• M8: 3,870,247 km (0.116 R)
• M9: 5,486,502 km (0.05 R)
• M10: 6,943,136 km (0.112 R)
• M11: 9,265,494 km (0.091 R)
• M12: 9,813,471 km (0.046 R)
• M13: 13,696,882 km (0.115 R)
• M14: 16,001,437 km (0.092 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 11,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit