🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.1

Radius: 10.1

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.59 AU - 0.71 AU

Year: 349 Days

Day: 11.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,778,142 km

• M1: 125,662 km (0.098 R)
• M2: 443,857 km (0.072 R)
• M3: 900,579 km (0.085 R)
• M4: 1,215,333 km (0.025 R)
• M5: 1,548,188 km (0.102 R)
• M6: 1,920,837 km (0.11 R)
• M7: 2,634,718 km (0.078 R)
• M8: 3,287,264 km (0.092 R)
• M9: 3,617,875 km (0.118 R)
• M10: 4,007,278 km (0.118 R)
• M11: 4,346,566 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.6

Radius: 12.9

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.61 AU - 0.99 AU

Year: 477 Days

Day: 13.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,778,142 km

• M1: 160,668 km (0.116 R)
• M2: 562,937 km (0.026 R)
• M3: 1,001,558 km (0.113 R)
• M4: 1,405,771 km (0.105 R)
• M5: 2,084,497 km (0.116 R)
• M6: 2,932,866 km (0.052 R)
• M7: 3,505,826 km (0.114 R)
• M8: 4,050,362 km (0.118 R)
• M9: 4,622,873 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.7

Radius: 12.1

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.83 AU - 1.95 AU

Year: 1733 Days

Day: 8.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 65,778,142 km

• M1: 150,495 km (0.083 R)
• M2: 674,238 km (0.101 R)
• M3: 1,242,261 km (0.118 R)
• M4: 1,809,237 km (0.098 R)
• M5: 2,310,988 km (0.102 R)
• M6: 2,720,587 km (0.073 R)
• M7: 3,755,056 km (0.11 R)
• M8: 6,646,185 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.4

Radius: 12.4

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.83 AU - 4.23 AU

Year: 4423 Days

Day: 13.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,778,142 km

• M1: 167,101 km (0.063 R)
• M2: 568,771 km (0.115 R)
• M3: 984,055 km (0.067 R)
• M4: 1,397,543 km (0.105 R)
• M5: 1,862,793 km (0.049 R)
• M6: 2,479,734 km (0.064 R)
• M7: 2,927,630 km (0.118 R)
• M8: 3,429,531 km (0.08 R)
• M9: 3,921,259 km (0.066 R)
• M10: 5,181,621 km (0.118 R)
• M11: 5,980,025 km (0.107 R)
• M12: 6,728,314 km (0.048 R)
• M13: 7,159,006 km (0.083 R)
• M14: 8,373,741 km (0.104 R)
• M15: 9,351,213 km (0.093 R)
• M16: 10,890,725 km (0.039 R)
• M17: 12,994,221 km (0.107 R)
• M18: 13,455,730 km (0.088 R)
• M19: 14,851,029 km (0.115 R)
• M20: 16,105,258 km (0.068 R)
• M21: 16,698,114 km (0.039 R)
• M22: 17,739,465 km (0.098 R)
• M23: 21,691,242 km (0.064 R)
• M24: 26,032,573 km (0.096 R)
• M25: 27,431,762 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.6

Radius: 14.6

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.52 AU - 3.76 AU

Year: 4631 Days

Day: 9.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,778,142 km

• M1: 181,761 km (0.053 R)
• M2: 1,330,523 km (0.1 R)
• M3: 1,858,454 km (0.083 R)
• M4: 2,527,157 km (0.09 R)
• M5: 3,373,133 km (0.066 R)
• M6: 4,543,587 km (0.096 R)
• M7: 6,175,101 km (0.094 R)
• M8: 7,339,272 km (0.111 R)
• M9: 11,760,786 km (0.061 R)
• M10: 13,294,314 km (0.1 R)
• M11: 13,954,041 km (0.089 R)
• M12: 16,008,618 km (0.088 R)
• M13: 17,406,161 km (0.111 R)
• M14: 19,523,121 km (0.108 R)
• M15: 22,157,240 km (0.073 R)
• M16: 24,564,569 km (0.087 R)
• M17: 25,096,838 km (0.068 R)
• M18: 26,659,986 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.1

Radius: 5

Gravity: 37.44 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 6.99 AU - 8.05 AU

Year: 13752 Days

Day: 17.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,778,142 km

• M1: 62,233 km (0.108 R)
• M2: 254,316 km (0.107 R)
• M3: 414,386 km (0.093 R)
• M4: 653,593 km (0.09 R)
• M5: 1,474,137 km (0.112 R)
• M6: 2,276,730 km (0.111 R)
• M7: 2,903,994 km (0.059 R)
• M8: 3,153,822 km (0.071 R)
• M9: 3,871,144 km (0.07 R)
• M10: 4,624,669 km (0.076 R)
• M11: 5,036,063 km (0.076 R)
• M12: 7,329,847 km (0.105 R)
• M13: 7,513,104 km (0.088 R)
• M14: 12,232,319 km (0.082 R)
• M15: 17,208,542 km (0.114 R)
• M16: 18,276,521 km (0.118 R)
• M17: 18,444,669 km (0.12 R)
• M18: 20,004,676 km (0.09 R)
• M19: 20,543,528 km (0.102 R)
• M20: 23,483,425 km (0.118 R)
• M21: 27,235,340 km (0.113 R)
• M22: 30,533,673 km (0.036 R)
• M23: 32,217,248 km (0.058 R)
• M24: 33,582,777 km (0.116 R)
• M25: 33,835,149 km (0.105 R)
• M26: 34,728,248 km (0.087 R)
• M27: 35,115,856 km (0.095 R)
• M28: 37,097,130 km (0.117 R)
• M29: 38,734,778 km (0.118 R)
• M30: 41,861,224 km (0.119 R)
• M31: 47,333,215 km (0.079 R)
• M32: 54,644,811 km (0.086 R)
• M33: 57,120,057 km (0.118 R)
• M34: 58,385,356 km (0.059 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 18,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit