🌌 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: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.1

Radius: 10.3

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.96 AU - 0.96 AU

Year: 638 Days

Day: 13.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 51,974,597 km

• M1: 128,056 km (0.052 R)
• M2: 502,798 km (0.077 R)
• M3: 1,896,602 km (0.083 R)
• M4: 2,677,503 km (0.105 R)
• M5: 3,710,326 km (0.107 R)
• M6: 4,524,737 km (0.097 R)
• M7: 5,929,162 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.1

Radius: 14.6

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.9 AU - 1.28 AU

Year: 772 Days

Day: 10.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,974,597 km

• M1: 181,612 km (0.114 R)
• M2: 673,340 km (0.111 R)
• M3: 1,304,344 km (0.074 R)
• M4: 1,815,370 km (0.116 R)
• M5: 2,882,751 km (0.074 R)
• M6: 3,352,488 km (0.089 R)
• M7: 4,465,496 km (0.029 R)
• M8: 5,373,256 km (0.11 R)
• M9: 6,917,854 km (0.094 R)
• M10: 7,416,015 km (0.096 R)
• M11: 8,109,551 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.9

Radius: 12.4

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.99 AU - 1.21 AU

Year: 782 Days

Day: 10.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,974,597 km

• M1: 154,235 km (0.045 R)
• M2: 589,266 km (0.079 R)
• M3: 1,022,651 km (0.081 R)
• M4: 1,754,334 km (0.047 R)
• M5: 2,161,240 km (0.078 R)
• M6: 2,751,105 km (0.084 R)
• M7: 3,575,688 km (0.089 R)
• M8: 4,223,447 km (0.074 R)
• M9: 4,680,169 km (0.069 R)
• M10: 5,095,154 km (0.084 R)
• M11: 5,534,822 km (0.079 R)
• M12: 6,939,546 km (0.105 R)
• M13: 7,578,329 km (0.096 R)
• M14: 7,975,062 km (0.06 R)
• M15: 8,649,450 km (0.03 R)
• M16: 9,083,134 km (0.052 R)
• M17: 9,474,632 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 157.6

Radius: 7.7

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 8.53 AU - 12.75 AU

Year: 23540 Days

Day: 19.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,974,597 km

• M1: 267,331 km (0.05 R)
• M2: 555,906 km (0.059 R)
• M3: 1,496,428 km (0.085 R)
• M4: 2,282,116 km (0.103 R)
• M5: 3,102,660 km (0.058 R)
• M6: 3,366,401 km (0.069 R)
• M7: 4,249,328 km (0.088 R)
• M8: 5,014,820 km (0.115 R)
• M9: 6,580,661 km (0.108 R)
• M10: 9,060,844 km (0.107 R)
• M11: 10,913,913 km (0.094 R)
• M12: 13,254,072 km (0.11 R)
• M13: 14,081,648 km (0.043 R)
• M14: 18,663,830 km (0.107 R)
• M15: 22,157,689 km (0.025 R)
• M16: 34,494,277 km (0.06 R)
• M17: 41,959,660 km (0.047 R)
• M18: 42,911,102 km (0.045 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 20,345 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit