🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.1

Radius: 12.9

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.96 AU - 1.36 AU

Year: 820 Days

Day: 5.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 83,967,411 km

• M1: 160,519 km (0.109 R)
• M2: 620,682 km (0.071 R)
• M3: 1,032,973 km (0.111 R)
• M4: 1,790,986 km (0.053 R)
• M5: 2,330,735 km (0.117 R)
• M6: 3,631,937 km (0.025 R)
• M7: 4,089,856 km (0.08 R)
• M8: 5,909,864 km (0.079 R)
• M9: 6,629,430 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.3

Radius: 11.5

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.9 AU - 1.42 AU

Year: 820 Days

Day: 5.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 83,967,411 km

• M1: 146,905 km (0.064 R)
• M2: 558,898 km (0.116 R)
• M3: 1,170,454 km (0.092 R)
• M4: 1,885,532 km (0.091 R)
• M5: 2,416,305 km (0.038 R)
• M6: 3,190,175 km (0.066 R)
• M7: 4,068,464 km (0.062 R)
• M8: 5,007,639 km (0.1 R)
• M9: 5,553,671 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.8

Radius: 8.2

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.28 AU - 2.5 AU

Year: 2424 Days

Day: 7.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,967,411 km

• M1: 102,475 km (0.059 R)
• M2: 424,559 km (0.039 R)
• M3: 939,774 km (0.099 R)
• M4: 1,253,780 km (0.118 R)
• M5: 1,848,132 km (0.059 R)
• M6: 2,255,487 km (0.114 R)
• M7: 2,908,931 km (0.1 R)
• M8: 3,265,422 km (0.108 R)
• M9: 4,100,777 km (0.12 R)
• M10: 4,681,516 km (0.066 R)
• M11: 5,762,809 km (0.102 R)
• M12: 7,178,005 km (0.115 R)
• M13: 7,885,154 km (0.087 R)
• M14: 9,195,632 km (0.104 R)
• M15: 9,871,215 km (0.03 R)
• M16: 10,156,947 km (0.09 R)
• M17: 10,745,017 km (0.055 R)
• M18: 11,669,532 km (0.063 R)
• M19: 12,097,082 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.1

Radius: 10.7

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.42 AU - 6.06 AU

Year: 9021 Days

Day: 10.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,967,411 km

• M1: 134,189 km (0.118 R)
• M2: 570,267 km (0.073 R)
• M3: 1,823,897 km (0.112 R)
• M4: 3,024,420 km (0.06 R)
• M5: 3,827,761 km (0.069 R)
• M6: 4,220,006 km (0.097 R)
• M7: 15,027,705 km (0.118 R)
• M8: 19,882,754 km (0.11 R)
• M9: 20,225,632 km (0.115 R)
• M10: 20,852,746 km (0.037 R)
• M11: 22,514,480 km (0.082 R)
• M12: 23,112,572 km (0.075 R)
• M13: 26,593,565 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.1

Radius: 7.6

Gravity: 9.87 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.63 AU - 7.61 AU

Year: 9932 Days

Day: 20.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,967,411 km

• M1: 94,546 km (0.089 R)
• M2: 364,570 km (0.089 R)
• M3: 690,693 km (0.046 R)
• M4: 1,077,703 km (0.058 R)
• M5: 1,617,901 km (0.091 R)
• M6: 2,149,572 km (0.094 R)
• M7: 3,158,759 km (0.096 R)
• M8: 3,412,776 km (0.074 R)
• M9: 4,397,429 km (0.094 R)
• M10: 6,000,819 km (0.043 R)
• M11: 6,283,709 km (0.098 R)
• M12: 6,914,563 km (0.056 R)
• M13: 10,820,564 km (0.052 R)
• M14: 11,081,612 km (0.092 R)
• M15: 11,346,998 km (0.05 R)
• M16: 12,056,990 km (0.079 R)
• M17: 16,951,234 km (0.051 R)
• M18: 17,661,375 km (0.075 R)
• M19: 23,284,909 km (0.083 R)
• M20: 24,519,241 km (0.12 R)
• M21: 25,061,234 km (0.062 R)
• M22: 30,512,431 km (0.113 R)
• M23: 32,963,143 km (0.083 R)
• M24: 33,956,921 km (0.107 R)
• M25: 36,469,867 km (0.065 R)
• M26: 38,252,624 km (0.12 R)
• M27: 43,816,319 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.9

Radius: 7.8

Gravity: 13.1 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 8.9 AU - 11.58 AU

Year: 21496 Days

Day: 22.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 83,967,411 km

• M1: 101,577 km (0.099 R)
• M2: 368,908 km (0.115 R)
• M3: 681,418 km (0.102 R)
• M4: 1,455,288 km (0.109 R)
• M5: 2,819,621 km (0.09 R)
• M6: 3,083,661 km (0.117 R)
• M7: 3,481,442 km (0.094 R)
• M8: 5,751,440 km (0.072 R)
• M9: 6,048,242 km (0.101 R)
• M10: 8,638,978 km (0.093 R)
• M11: 8,916,332 km (0.088 R)
• M12: 9,256,967 km (0.111 R)
• M13: 10,770,598 km (0.11 R)
• M14: 13,012,322 km (0.088 R)
• M15: 14,050,980 km (0.118 R)
• M16: 14,357,656 km (0.112 R)
• M17: 16,802,085 km (0.112 R)
• M18: 17,498,014 km (0.102 R)
• M19: 20,869,501 km (0.111 R)
• M20: 23,557,775 km (0.101 R)
• M21: 26,936,593 km (0.09 R)
• M22: 31,011,788 km (0.082 R)
• M23: 31,662,988 km (0.111 R)
• M24: 33,263,236 km (0.025 R)
• M25: 34,916,741 km (0.1 R)
• M26: 36,624,252 km (0.036 R)
• M27: 39,592,423 km (0.102 R)
• M28: 42,397,682 km (0.109 R)
• M29: 42,877,891 km (0.092 R)
• M30: 49,100,564 km (0.079 R)
• M31: 60,629,175 km (0.075 R)
• M32: 61,238,487 km (0.1 R)
• M33: 62,263,232 km (0.107 R)
• M34: 63,716,875 km (0.116 R)
• M35: 73,146,776 km (0.071 R)
• M36: 80,738,868 km (0.095 R)
• M37: 81,723,222 km (0.117 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 14,904 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit