🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37

Radius: 15

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.8 AU - 1.1 AU

Year: 639 Days

Day: 12.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 19,409,005 km

• M1: 186,549 km (0.117 R)
• M2: 704,456 km (0.061 R)
• M3: 2,195,199 km (0.111 R)
• M4: 2,760,530 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.2

Radius: 8

Gravity: 11.57 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.6 AU - 1.92 AU

Year: 1612 Days

Day: 10.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 19,409,005 km

• M1: 100,081 km (0.108 R)
• M2: 387,458 km (0.05 R)
• M3: 735,872 km (0.09 R)
• M4: 1,194,539 km (0.081 R)
• M5: 1,719,628 km (0.106 R)
• M6: 2,229,158 km (0.104 R)
• M7: 2,835,628 km (0.041 R)
• M8: 3,085,905 km (0.098 R)
• M9: 3,464,836 km (0.049 R)
• M10: 3,803,825 km (0.118 R)
• M11: 5,061,943 km (0.073 R)
• M12: 6,154,307 km (0.072 R)
• M13: 6,807,900 km (0.042 R)
• M14: 8,018,296 km (0.038 R)
• M15: 8,890,601 km (0.112 R)
• M16: 9,925,220 km (0.119 R)
• M17: 10,195,843 km (0.095 R)
• M18: 11,001,876 km (0.082 R)
• M19: 11,291,946 km (0.114 R)
• M20: 12,077,784 km (0.112 R)
• M21: 12,464,495 km (0.1 R)
• M22: 12,740,203 km (0.093 R)
• M23: 13,550,276 km (0.12 R)
• M24: 14,010,140 km (0.102 R)
• M25: 14,480,475 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.9

Radius: 11.5

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.63 AU - 2.11 AU

Year: 1765 Days

Day: 7.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 19,409,005 km

• M1: 143,165 km (0.115 R)
• M2: 566,677 km (0.096 R)
• M3: 990,488 km (0.115 R)
• M4: 1,400,984 km (0.077 R)
• M5: 1,769,294 km (0.097 R)
• M6: 2,137,155 km (0.068 R)
• M7: 2,682,589 km (0.104 R)
• M8: 3,486,079 km (0.093 R)
• M9: 4,089,108 km (0.101 R)
• M10: 4,516,659 km (0.111 R)
• M11: 5,254,924 km (0.096 R)
• M12: 6,346,989 km (0.099 R)
• M13: 7,376,372 km (0.059 R)
• M14: 7,850,148 km (0.082 R)
• M15: 8,771,821 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.4

Radius: 12.5

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.51 AU - 3.69 AU

Year: 3768 Days

Day: 9.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 19,409,005 km

• M1: 155,582 km (0.047 R)
• M2: 596,447 km (0.114 R)
• M3: 1,571,675 km (0.073 R)
• M4: 2,141,643 km (0.114 R)
• M5: 3,153,673 km (0.058 R)
• M6: 5,297,859 km (0.108 R)
• M7: 7,584,014 km (0.06 R)
• M8: 8,116,732 km (0.093 R)
• M9: 9,048,427 km (0.105 R)
• M10: 15,742,334 km (0.109 R)
• M11: 17,243,099 km (0.05 R)
• M12: 17,673,343 km (0.119 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 17,016 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit