🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.5

Radius: 9.8

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.53 AU - 0.59 AU

Year: 289 Days

Day: 11.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,260,908 km

• M1: 121,922 km (0.087 R)
• M2: 429,495 km (0.063 R)
• M3: 741,108 km (0.113 R)
• M4: 1,094,009 km (0.028 R)
• M5: 1,598,154 km (0.062 R)
• M6: 1,952,252 km (0.078 R)
• M7: 2,260,125 km (0.115 R)
• M8: 2,565,155 km (0.047 R)
• M9: 3,419,059 km (0.077 R)
• M10: 4,098,832 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.7

Radius: 11.9

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.67 AU - 0.85 AU

Year: 457 Days

Day: 8.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 63,260,908 km

• M1: 147,952 km (0.068 R)
• M2: 617,540 km (0.095 R)
• M3: 1,086,081 km (0.119 R)
• M4: 1,464,563 km (0.118 R)
• M5: 2,153,312 km (0.109 R)
• M6: 2,561,864 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.4

Radius: 9.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.86 AU - 1.06 AU

Year: 649 Days

Day: 8.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,260,908 km

• M1: 114,891 km (0.111 R)
• M2: 703,858 km (0.068 R)
• M3: 1,082,341 km (0.107 R)
• M4: 1,374,954 km (0.102 R)
• M5: 1,786,947 km (0.077 R)
• M6: 2,264,313 km (0.091 R)
• M7: 3,904,654 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.8

Radius: 10.1

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.81 AU - 1.85 AU

Year: 1709 Days

Day: 7.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,260,908 km

• M1: 125,662 km (0.032 R)
• M2: 474,225 km (0.101 R)
• M3: 823,536 km (0.068 R)
• M4: 1,240,017 km (0.116 R)
• M5: 2,268,502 km (0.113 R)
• M6: 2,835,927 km (0.099 R)
• M7: 3,303,570 km (0.102 R)
• M8: 3,664,250 km (0.1 R)
• M9: 3,984,689 km (0.081 R)
• M10: 5,119,838 km (0.067 R)
• M11: 5,730,646 km (0.109 R)
• M12: 6,435,102 km (0.077 R)
• M13: 7,522,080 km (0.038 R)
• M14: 8,257,802 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.5

Radius: 5.3

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 9.29 AU - 11.71 AU

Year: 23485 Days

Day: 18.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,260,908 km

• M1: 65,973 km (0.068 R)
• M2: 465,997 km (0.107 R)
• M3: 711,637 km (0.059 R)
• M4: 1,985,164 km (0.076 R)
• M5: 2,156,154 km (0.107 R)
• M6: 5,748,149 km (0.042 R)
• M7: 7,186,682 km (0.107 R)
• M8: 7,410,031 km (0.12 R)
• M9: 9,210,442 km (0.087 R)
• M10: 11,463,834 km (0.064 R)
• M11: 16,094,487 km (0.061 R)
• M12: 17,987,648 km (0.057 R)
• M13: 22,493,536 km (0.117 R)
• M14: 33,402,213 km (0.103 R)
• M15: 35,037,317 km (0.066 R)
• M16: 41,967,588 km (0.077 R)
• M17: 46,597,343 km (0.081 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 14,571 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit