🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14

Radius: 9.5

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.59 AU - 0.81 AU

Year: 384 Days

Day: 13.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 24,241,379 km

• M1: 118,332 km (0.113 R)
• M2: 417,976 km (0.068 R)
• M3: 762,650 km (0.059 R)
• M4: 1,099,844 km (0.044 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.7

Radius: 13

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.82 AU - 0.84 AU

Year: 496 Days

Day: 5.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 24,241,379 km

• M1: 181,163 km (0.048 R)
• M2: 718,519 km (0.091 R)
• M3: 1,776,774 km (0.119 R)
• M4: 2,812,290 km (0.11 R)
• M5: 3,599,624 km (0.075 R)
• M6: 4,216,416 km (0.093 R)
• M7: 5,105,925 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.2

Radius: 9

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.32 AU - 1.64 AU

Year: 1181 Days

Day: 6.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,241,379 km

• M1: 112,348 km (0.093 R)
• M2: 633,098 km (0.085 R)
• M3: 993,779 km (0.092 R)
• M4: 1,516,474 km (0.101 R)
• M5: 2,180,539 km (0.05 R)
• M6: 3,109,242 km (0.11 R)
• M7: 5,171,748 km (0.111 R)
• M8: 5,917,045 km (0.052 R)
• M9: 6,293,134 km (0.106 R)
• M10: 8,119,724 km (0.119 R)
• M11: 8,952,385 km (0.1 R)
• M12: 9,871,215 km (0.106 R)
• M13: 10,401,241 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.2

Radius: 13

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.13 AU - 1.87 AU

Year: 1205 Days

Day: 6.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 24,241,379 km

• M1: 162,314 km (0.113 R)
• M2: 617,540 km (0.048 R)
• M3: 1,081,892 km (0.08 R)
• M4: 1,562,251 km (0.096 R)
• M5: 2,295,430 km (0.079 R)
• M6: 3,222,039 km (0.094 R)
• M7: 3,722,294 km (0.027 R)
• M8: 4,196,370 km (0.12 R)
• M9: 5,358,147 km (0.091 R)
• M10: 6,244,963 km (0.094 R)
• M11: 8,090,253 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445

Radius: 9.2

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.33 AU - 3.85 AU

Year: 4462 Days

Day: 10.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,241,379 km

• M1: 114,442 km (0.115 R)
• M2: 538,403 km (0.119 R)
• M3: 875,746 km (0.094 R)
• M4: 2,169,618 km (0.106 R)
• M5: 2,571,737 km (0.092 R)
• M6: 2,970,266 km (0.094 R)
• M7: 3,526,471 km (0.073 R)
• M8: 4,019,994 km (0.107 R)
• M9: 6,089,980 km (0.072 R)
• M10: 7,534,646 km (0.108 R)
• M11: 11,043,614 km (0.096 R)
• M12: 12,146,001 km (0.081 R)
• M13: 13,031,620 km (0.065 R)
• M14: 15,141,548 km (0.044 R)
• M15: 18,779,470 km (0.04 R)
• M16: 19,709,519 km (0.12 R)
• M17: 20,217,853 km (0.073 R)
• M18: 21,527,134 km (0.095 R)
• M19: 23,242,124 km (0.108 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 12,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit