🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.8 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193

Radius: 9.8

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.3 AU - 1.88 AU

Year: 1337 Days

Day: 12.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,385,384 km

• M1: 123,717 km (0.039 R)
• M2: 428,897 km (0.075 R)
• M3: 783,594 km (0.113 R)
• M4: 1,299,856 km (0.096 R)
• M5: 1,767,499 km (0.118 R)
• M6: 2,214,048 km (0.066 R)
• M7: 3,006,768 km (0.119 R)
• M8: 3,349,048 km (0.088 R)
• M9: 3,661,109 km (0.081 R)
• M10: 4,297,348 km (0.107 R)
• M11: 4,617,637 km (0.068 R)
• M12: 5,110,413 km (0.105 R)
• M13: 5,507,296 km (0.102 R)
• M14: 6,322,604 km (0.056 R)
• M15: 6,844,851 km (0.114 R)
• M16: 7,418,409 km (0.073 R)
• M17: 7,952,024 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.9

Radius: 9

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.48 AU - 2.28 AU

Year: 1719 Days

Day: 14.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,385,384 km

• M1: 112,049 km (0.105 R)
• M2: 404,662 km (0.115 R)
• M3: 696,228 km (0.114 R)
• M4: 1,151,156 km (0.092 R)
• M5: 1,608,177 km (0.098 R)
• M6: 2,147,477 km (0.099 R)
• M7: 2,747,066 km (0.057 R)
• M8: 3,064,213 km (0.107 R)
• M9: 3,738,152 km (0.061 R)
• M10: 4,745,843 km (0.092 R)
• M11: 5,761,912 km (0.111 R)
• M12: 6,139,048 km (0.106 R)
• M13: 6,608,037 km (0.097 R)
• M14: 7,021,526 km (0.05 R)
• M15: 8,366,261 km (0.111 R)
• M16: 9,941,676 km (0.117 R)
• M17: 11,337,275 km (0.082 R)
• M18: 12,740,503 km (0.1 R)
• M19: 13,381,829 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755

Radius: 13.4

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.45 AU - 2.75 AU

Year: 2796 Days

Day: 7.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,385,384 km

• M1: 168,298 km (0.079 R)
• M2: 823,087 km (0.12 R)
• M3: 1,678,638 km (0.111 R)
• M4: 2,474,947 km (0.075 R)
• M5: 3,119,864 km (0.073 R)
• M6: 3,566,563 km (0.061 R)
• M7: 4,680,618 km (0.054 R)
• M8: 6,287,599 km (0.118 R)
• M9: 6,829,143 km (0.103 R)
• M10: 7,309,053 km (0.067 R)
• M11: 8,337,089 km (0.053 R)
• M12: 9,350,017 km (0.046 R)
• M13: 9,943,172 km (0.092 R)
• M14: 10,521,966 km (0.069 R)
• M15: 11,287,159 km (0.058 R)
• M16: 11,917,266 km (0.03 R)
• M17: 13,248,088 km (0.109 R)
• M18: 14,479,578 km (0.095 R)
• M19: 15,734,405 km (0.098 R)
• M20: 18,981,875 km (0.088 R)
• M21: 20,055,689 km (0.054 R)
• M22: 20,607,555 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.1

Radius: 14.3

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.3 AU - 3.38 AU

Year: 4071 Days

Day: 6.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,385,384 km

• M1: 177,872 km (0.116 R)
• M2: 691,890 km (0.115 R)
• M3: 1,339,649 km (0.097 R)
• M4: 6,620,603 km (0.096 R)
• M5: 7,632,932 km (0.097 R)
• M6: 8,816,999 km (0.051 R)
• M7: 10,316,269 km (0.074 R)
• M8: 15,623,403 km (0.089 R)
• M9: 16,802,683 km (0.1 R)
• M10: 21,271,920 km (0.068 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: 451 - 12,331 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit