🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.8

Radius: 12.2

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.34 AU - 1.56 AU

Year: 1145 Days

Day: 7.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,071,342 km

• M1: 151,692 km (0.088 R)
• M2: 564,732 km (0.074 R)
• M3: 1,083,388 km (0.046 R)
• M4: 1,498,223 km (0.077 R)
• M5: 1,989,502 km (0.103 R)
• M6: 2,971,762 km (0.087 R)
• M7: 3,394,076 km (0.09 R)
• M8: 4,508,132 km (0.09 R)
• M9: 4,969,043 km (0.099 R)
• M10: 6,214,595 km (0.112 R)
• M11: 6,616,415 km (0.062 R)
• M12: 7,368,443 km (0.065 R)
• M13: 8,093,245 km (0.06 R)
• M14: 10,097,707 km (0.084 R)
• M15: 10,688,319 km (0.08 R)
• M16: 12,637,280 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.1

Radius: 10.8

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.8 AU - 2 AU

Year: 1718 Days

Day: 5.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,071,342 km

• M1: 135,536 km (0.113 R)
• M2: 492,626 km (0.1 R)
• M3: 1,144,573 km (0.056 R)
• M4: 1,620,295 km (0.113 R)
• M5: 2,216,292 km (0.095 R)
• M6: 3,121,509 km (0.078 R)
• M7: 4,811,516 km (0.066 R)
• M8: 5,201,518 km (0.048 R)
• M9: 5,892,511 km (0.107 R)
• M10: 6,500,476 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602

Radius: 8.8

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.36 AU - 3 AU

Year: 2878 Days

Day: 13.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,071,342 km

• M1: 110,553 km (0.119 R)
• M2: 501,302 km (0.058 R)
• M3: 780,153 km (0.113 R)
• M4: 1,210,247 km (0.043 R)
• M5: 1,521,859 km (0.111 R)
• M6: 1,851,722 km (0.103 R)
• M7: 2,422,738 km (0.032 R)
• M8: 2,703,533 km (0.115 R)
• M9: 3,174,616 km (0.076 R)
• M10: 3,642,708 km (0.107 R)
• M11: 3,933,227 km (0.096 R)
• M12: 4,281,192 km (0.118 R)
• M13: 4,694,531 km (0.069 R)
• M14: 5,601,094 km (0.098 R)
• M15: 5,884,283 km (0.057 R)
• M16: 6,258,427 km (0.096 R)
• M17: 6,535,333 km (0.112 R)
• M18: 6,907,682 km (0.104 R)
• M19: 10,531,840 km (0.082 R)
• M20: 11,490,912 km (0.11 R)
• M21: 13,216,972 km (0.085 R)
• M22: 14,000,416 km (0.108 R)
• M23: 14,668,670 km (0.087 R)
• M24: 15,761,332 km (0.111 R)
• M25: 16,589,506 km (0.032 R)
• M26: 17,175,481 km (0.075 R)
• M27: 19,074,177 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.2

Radius: 8.8

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.01 AU - 4.09 AU

Year: 5347 Days

Day: 10.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,071,342 km

• M1: 109,655 km (0.03 R)
• M2: 435,330 km (0.057 R)
• M3: 796,908 km (0.093 R)
• M4: 1,072,318 km (0.066 R)
• M5: 1,380,040 km (0.103 R)
• M6: 1,659,040 km (0.119 R)
• M7: 2,149,422 km (0.068 R)
• M8: 2,544,809 km (0.102 R)
• M9: 2,988,217 km (0.117 R)
• M10: 3,545,320 km (0.081 R)
• M11: 4,030,316 km (0.066 R)
• M12: 5,666,618 km (0.106 R)
• M13: 5,962,074 km (0.106 R)
• M14: 6,616,415 km (0.097 R)
• M15: 9,348,820 km (0.046 R)
• M16: 11,493,455 km (0.057 R)
• M17: 12,456,416 km (0.085 R)
• M18: 14,985,518 km (0.085 R)
• M19: 17,216,321 km (0.101 R)
• M20: 21,459,216 km (0.089 R)
• M21: 24,906,998 km (0.07 R)
• M22: 27,428,321 km (0.106 R)
• M23: 28,448,429 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.7

Radius: 12.5

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.61 AU - 5.85 AU

Year: 6748 Days

Day: 6.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,071,342 km

• M1: 155,432 km (0.061 R)
• M2: 651,200 km (0.08 R)
• M3: 1,174,942 km (0.098 R)
• M4: 3,465,285 km (0.07 R)
• M5: 4,883,772 km (0.043 R)
• M6: 5,738,275 km (0.065 R)
• M7: 6,627,634 km (0.039 R)
• M8: 9,689,454 km (0.099 R)
• M9: 11,393,224 km (0.111 R)
• M10: 16,341,772 km (0.11 R)
• M11: 17,098,588 km (0.119 R)
• M12: 21,101,528 km (0.064 R)
• M13: 21,999,115 km (0.073 R)
• M14: 24,920,911 km (0.071 R)

Asteroid Belt

Center: 6.71 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.3

Radius: 3.9

Gravity: 38.09 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 8.32 AU - 9.06 AU

Year: 16805 Days

Day: 19.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,071,342 km

• M1: 51,013 km (0.118 R)
• M2: 220,507 km (0.079 R)
• M3: 363,074 km (0.088 R)
• M4: 501,602 km (0.077 R)
• M5: 827,426 km (0.068 R)
• M6: 1,322,744 km (0.1 R)
• M7: 1,514,978 km (0.102 R)
• M8: 1,725,761 km (0.06 R)
• M9: 1,900,940 km (0.098 R)
• M10: 3,788,117 km (0.096 R)
• M11: 3,994,263 km (0.08 R)
• M12: 4,145,955 km (0.079 R)
• M13: 4,270,122 km (0.111 R)
• M14: 4,894,244 km (0.117 R)
• M15: 5,174,291 km (0.066 R)
• M16: 5,354,856 km (0.099 R)
• M17: 6,000,071 km (0.055 R)
• M18: 6,527,254 km (0.112 R)
• M19: 6,996,992 km (0.118 R)
• M20: 10,700,287 km (0.109 R)
• M21: 12,283,481 km (0.106 R)
• M22: 14,509,049 km (0.03 R)
• M23: 26,628,271 km (0.11 R)
• M24: 28,487,175 km (0.069 R)
• M25: 28,936,716 km (0.098 R)
• M26: 31,256,082 km (0.112 R)
• M27: 36,129,232 km (0.098 R)
• M28: 46,255,961 km (0.082 R)
• M29: 46,565,778 km (0.098 R)
• M30: 47,660,834 km (0.095 R)
• M31: 50,065,022 km (0.072 R)
• M32: 53,224,828 km (0.047 R)
• M33: 60,490,946 km (0.067 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 16,237 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit