🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.2

Radius: 12.3

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.53 AU - 0.85 AU

Year: 370 Days

Day: 9.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,031,639 km

• M1: 153,039 km (0.087 R)
• M2: 555,906 km (0.095 R)
• M3: 1,085,183 km (0.082 R)
• M4: 1,684,472 km (0.105 R)
• M5: 2,173,507 km (0.076 R)
• M6: 2,624,844 km (0.062 R)
• M7: 3,332,143 km (0.108 R)
• M8: 4,738,812 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.8

Radius: 13.5

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.71 AU - 0.77 AU

Year: 411 Days

Day: 7.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,031,639 km

• M1: 167,849 km (0.105 R)
• M2: 590,014 km (0.119 R)
• M3: 1,267,842 km (0.066 R)
• M4: 2,349,285 km (0.117 R)
• M5: 3,136,020 km (0.106 R)
• M6: 3,639,866 km (0.106 R)
• M7: 4,144,759 km (0.079 R)
• M8: 4,871,355 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.6

Radius: 8.6

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.5 AU - 2.98 AU

Year: 2928 Days

Day: 9.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,031,639 km

• M1: 106,962 km (0.086 R)
• M2: 443,707 km (0.117 R)
• M3: 773,421 km (0.111 R)
• M4: 1,721,423 km (0.032 R)
• M5: 2,544,510 km (0.066 R)
• M6: 3,219,496 km (0.081 R)
• M7: 4,009,073 km (0.088 R)
• M8: 4,299,144 km (0.109 R)
• M9: 4,582,632 km (0.094 R)
• M10: 5,392,554 km (0.056 R)
• M11: 5,722,717 km (0.117 R)
• M12: 6,041,510 km (0.087 R)
• M13: 9,333,860 km (0.101 R)
• M14: 9,845,784 km (0.065 R)
• M15: 11,766,321 km (0.083 R)
• M16: 13,749,241 km (0.074 R)
• M17: 15,422,643 km (0.09 R)

Asteroid Belt

Center: 6.3 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 289.6

Radius: 6.4

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.15 AU - 11.55 AU

Year: 19960 Days

Day: 15.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,031,639 km

• M1: 81,980 km (0.099 R)
• M2: 470,186 km (0.051 R)
• M3: 781,649 km (0.108 R)
• M4: 2,126,235 km (0.104 R)
• M5: 2,848,942 km (0.085 R)
• M6: 3,082,913 km (0.075 R)
• M7: 3,562,972 km (0.093 R)
• M8: 4,091,651 km (0.087 R)
• M9: 5,064,486 km (0.049 R)
• M10: 9,349,717 km (0.028 R)
• M11: 13,718,574 km (0.026 R)
• M12: 14,117,850 km (0.098 R)
• M13: 19,364,098 km (0.079 R)
• M14: 41,597,633 km (0.098 R)
• M15: 41,874,987 km (0.082 R)
• M16: 51,099,641 km (0.115 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: 357 - 18,726 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit