🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.4

Radius: 11.8

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.49 AU - 0.71 AU

Year: 315 Days

Day: 9.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 12,335,195 km

• M1: 146,756 km (0.04 R)
• M2: 599,439 km (0.107 R)
• M3: 1,127,070 km (0.098 R)
• M4: 1,526,945 km (0.116 R)
• M5: 1,894,208 km (0.08 R)
• M6: 2,617,963 km (0.075 R)
• M7: 3,000,933 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.2

Radius: 10.5

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.92 AU - 1.16 AU

Year: 719 Days

Day: 6.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 12,335,195 km

• M1: 130,599 km (0.067 R)
• M2: 520,301 km (0.077 R)
• M3: 996,322 km (0.045 R)
• M4: 1,755,830 km (0.073 R)
• M5: 2,168,122 km (0.073 R)
• M6: 3,007,815 km (0.112 R)
• M7: 3,653,928 km (0.085 R)
• M8: 4,134,287 km (0.109 R)
• M9: 5,157,237 km (0.081 R)
• M10: 5,624,581 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.7

Radius: 8.2

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.25 AU - 1.61 AU

Year: 1160 Days

Day: 14.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 12,335,195 km

• M1: 102,026 km (0.119 R)
• M2: 411,843 km (0.054 R)
• M3: 1,390,811 km (0.1 R)
• M4: 3,696,563 km (0.082 R)
• M5: 4,580,836 km (0.047 R)
• M6: 5,155,442 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.6

Radius: 13.7

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.4 AU - 3.34 AU

Year: 3298 Days

Day: 6.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 12,335,195 km

• M1: 170,392 km (0.115 R)
• M2: 798,553 km (0.103 R)
• M3: 1,298,510 km (0.058 R)
• M4: 1,751,641 km (0.042 R)
• M5: 2,991,509 km (0.065 R)
• M6: 4,426,900 km (0.116 R)
• M7: 4,946,603 km (0.075 R)
• M8: 5,913,155 km (0.056 R)
• M9: 6,755,840 km (0.077 R)
• M10: 8,537,251 km (0.098 R)
• M11: 10,045,946 km (0.058 R)
• M12: 12,633,091 km (0.086 R)
• M13: 13,733,533 km (0.083 R)
• M14: 14,793,285 km (0.117 R)
• M15: 16,015,649 km (0.086 R)
• M16: 19,458,644 km (0.115 R)
• M17: 20,407,094 km (0.047 R)
• M18: 21,187,846 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.8

Radius: 10.8

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.32 AU - 3.58 AU

Year: 4346 Days

Day: 8.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 12,335,195 km

• M1: 134,339 km (0.092 R)
• M2: 560,992 km (0.112 R)
• M3: 1,560,904 km (0.109 R)
• M4: 2,164,232 km (0.105 R)
• M5: 4,841,735 km (0.067 R)
• M6: 5,240,563 km (0.11 R)
• M7: 7,600,769 km (0.065 R)
• M8: 7,949,032 km (0.061 R)
• M9: 8,822,834 km (0.071 R)
• M10: 9,665,967 km (0.083 R)
• M11: 10,300,561 km (0.037 R)
• M12: 10,962,682 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 16,341 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit