🌌 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: 196.4

Radius: 10.6

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.73 AU - 0.85 AU

Year: 461 Days

Day: 7.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 19,129,731 km

• M1: 133,441 km (0.097 R)
• M2: 582,983 km (0.063 R)
• M3: 930,648 km (0.081 R)
• M4: 1,776,475 km (0.111 R)
• M5: 2,596,570 km (0.117 R)
• M6: 3,416,666 km (0.032 R)
• M7: 4,049,764 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.3

Radius: 8.3

Gravity: 14.48 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.95 AU - 1.53 AU

Year: 906 Days

Day: 8.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 19,129,731 km

• M1: 103,671 km (0.072 R)
• M2: 376,239 km (0.1 R)
• M3: 782,397 km (0.111 R)
• M4: 1,092,364 km (0.032 R)
• M5: 1,468,154 km (0.043 R)
• M6: 2,009,399 km (0.031 R)
• M7: 2,778,631 km (0.102 R)
• M8: 3,280,831 km (0.045 R)
• M9: 3,668,888 km (0.082 R)
• M10: 4,020,892 km (0.054 R)
• M11: 4,325,622 km (0.105 R)
• M12: 5,871,567 km (0.075 R)
• M13: 6,197,989 km (0.098 R)
• M14: 7,031,250 km (0.09 R)
• M15: 7,474,807 km (0.104 R)
• M16: 7,780,884 km (0.092 R)
• M17: 8,390,945 km (0.098 R)
• M18: 8,890,302 km (0.051 R)
• M19: 9,321,443 km (0.072 R)
• M20: 10,070,929 km (0.033 R)
• M21: 10,571,334 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.7

Radius: 14.7

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.84 AU - 2.36 AU

Year: 1996 Days

Day: 8.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 19,129,731 km

• M1: 182,809 km (0.119 R)
• M2: 857,794 km (0.075 R)
• M3: 1,741,469 km (0.054 R)
• M4: 2,213,151 km (0.106 R)
• M5: 3,069,748 km (0.047 R)
• M6: 4,492,125 km (0.109 R)
• M7: 5,082,887 km (0.069 R)
• M8: 6,141,292 km (0.095 R)
• M9: 7,173,517 km (0.073 R)
• M10: 7,924,050 km (0.065 R)
• M11: 8,442,705 km (0.079 R)
• M12: 9,180,522 km (0.087 R)
• M13: 10,242,667 km (0.113 R)
• M14: 10,711,956 km (0.092 R)
• M15: 11,462,039 km (0.099 R)
• M16: 13,663,073 km (0.083 R)
• M17: 15,325,703 km (0.088 R)
• M18: 16,278,791 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.4

Radius: 10.3

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.36 AU - 3.54 AU

Year: 4204 Days

Day: 8.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 19,129,731 km

• M1: 128,355 km (0.114 R)
• M2: 518,955 km (0.117 R)
• M3: 949,797 km (0.12 R)
• M4: 1,486,255 km (0.111 R)
• M5: 2,063,403 km (0.046 R)
• M6: 2,460,735 km (0.108 R)
• M7: 3,873,986 km (0.117 R)
• M8: 5,370,564 km (0.12 R)
• M9: 10,226,361 km (0.101 R)
• M10: 11,230,312 km (0.109 R)
• M11: 14,494,388 km (0.093 R)
• M12: 16,062,174 km (0.083 R)
• M13: 17,309,970 km (0.08 R)
• M14: 18,398,294 km (0.114 R)
• M15: 19,072,831 km (0.08 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 18,769 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit