🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.1 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.8

Radius: 13.6

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.79 AU - 2.61 AU

Year: 2176 Days

Day: 10.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 17,210,490 km

• M1: 169,494 km (0.083 R)
• M2: 681,418 km (0.111 R)
• M3: 1,326,484 km (0.113 R)
• M4: 2,250,251 km (0.081 R)
• M5: 2,731,807 km (0.072 R)
• M6: 3,833,894 km (0.09 R)
• M7: 4,672,091 km (0.062 R)
• M8: 5,349,769 km (0.073 R)
• M9: 6,320,360 km (0.086 R)
• M10: 6,929,673 km (0.111 R)
• M11: 7,872,438 km (0.096 R)
• M12: 9,127,864 km (0.115 R)
• M13: 9,665,818 km (0.027 R)
• M14: 10,296,522 km (0.091 R)
• M15: 11,835,735 km (0.106 R)
• M16: 12,354,391 km (0.075 R)
• M17: 12,846,717 km (0.092 R)
• M18: 14,628,428 km (0.097 R)
• M19: 15,460,641 km (0.107 R)
• M20: 16,471,174 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.9

Radius: 8.1

Gravity: 11.81 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.97 AU - 3.01 AU

Year: 2620 Days

Day: 7.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 17,210,490 km

• M1: 100,979 km (0.111 R)
• M2: 430,243 km (0.068 R)
• M3: 701,165 km (0.106 R)
• M4: 1,289,384 km (0.102 R)
• M5: 1,565,691 km (0.054 R)
• M6: 2,043,058 km (0.117 R)
• M7: 2,323,255 km (0.097 R)
• M8: 2,598,964 km (0.052 R)
• M9: 2,896,514 km (0.104 R)
• M10: 4,387,257 km (0.089 R)
• M11: 4,651,895 km (0.118 R)
• M12: 4,903,818 km (0.119 R)
• M13: 6,276,229 km (0.088 R)
• M14: 7,727,927 km (0.12 R)
• M15: 9,646,819 km (0.037 R)
• M16: 10,020,065 km (0.06 R)
• M17: 11,990,718 km (0.1 R)
• M18: 13,593,809 km (0.097 R)
• M19: 14,985,219 km (0.087 R)
• M20: 17,992,585 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.1

Radius: 12.6

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.79 AU - 4.11 AU

Year: 4273 Days

Day: 10.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 17,210,490 km

• M1: 156,779 km (0.104 R)
• M2: 583,432 km (0.086 R)
• M3: 1,030,580 km (0.102 R)
• M4: 2,273,588 km (0.082 R)
• M5: 4,012,364 km (0.058 R)
• M6: 4,792,218 km (0.036 R)
• M7: 5,692,349 km (0.095 R)
• M8: 6,321,856 km (0.105 R)
• M9: 6,799,672 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.3

Radius: 12.9

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.34 AU - 4.14 AU

Year: 4823 Days

Day: 14.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,210,490 km

• M1: 160,519 km (0.11 R)
• M2: 598,092 km (0.037 R)
• M3: 1,683,275 km (0.11 R)
• M4: 2,129,675 km (0.116 R)
• M5: 2,727,618 km (0.063 R)
• M6: 4,693,184 km (0.1 R)
• M7: 5,427,411 km (0.084 R)
• M8: 5,958,633 km (0.047 R)
• M9: 6,366,586 km (0.087 R)
• M10: 6,875,369 km (0.064 R)
• M11: 7,440,101 km (0.078 R)
• M12: 8,313,902 km (0.067 R)
• M13: 11,272,200 km (0.061 R)
• M14: 14,686,621 km (0.055 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 150 - 17,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit