🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.6

Radius: 8.3

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.67 AU - 0.97 AU

Year: 504 Days

Day: 8.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,585,505 km

• M1: 103,223 km (0.056 R)
• M2: 374,294 km (0.087 R)
• M3: 656,884 km (0.082 R)
• M4: 919,877 km (0.11 R)
• M5: 1,360,443 km (0.116 R)
• M6: 2,377,858 km (0.062 R)
• M7: 2,675,857 km (0.089 R)
• M8: 3,009,311 km (0.038 R)
• M9: 3,336,332 km (0.096 R)
• M10: 3,603,065 km (0.087 R)
• M11: 3,909,142 km (0.064 R)
• M12: 4,407,752 km (0.062 R)
• M13: 4,686,901 km (0.12 R)
• M14: 4,992,679 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.1

Radius: 12.1

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.87 AU - 0.89 AU

Year: 560 Days

Day: 5.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 147.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 71,585,505 km

• M1: 150,495 km (0.09 R)
• M2: 591,360 km (0.103 R)
• M3: 967,599 km (0.025 R)
• M4: 1,363,285 km (0.081 R)
• M5: 1,876,556 km (0.105 R)
• M6: 2,601,657 km (0.101 R)
• M7: 3,340,072 km (0.049 R)
• M8: 3,887,899 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.6

Radius: 10.1

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.99 AU - 3.07 AU

Year: 2729 Days

Day: 10.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,585,505 km

• M1: 125,662 km (0.041 R)
• M2: 532,419 km (0.11 R)
• M3: 1,426,565 km (0.083 R)
• M4: 1,987,557 km (0.104 R)
• M5: 2,642,946 km (0.107 R)
• M6: 3,398,864 km (0.069 R)
• M7: 3,767,323 km (0.039 R)
• M8: 4,270,870 km (0.083 R)
• M9: 4,866,568 km (0.039 R)
• M10: 6,395,309 km (0.117 R)
• M11: 7,238,293 km (0.101 R)
• M12: 7,917,767 km (0.025 R)
• M13: 8,568,667 km (0.064 R)
• M14: 8,998,013 km (0.07 R)
• M15: 9,479,119 km (0.086 R)
• M16: 11,193,960 km (0.065 R)
• M17: 12,735,267 km (0.075 R)
• M18: 13,247,639 km (0.099 R)
• M19: 13,968,552 km (0.094 R)
• M20: 16,561,232 km (0.091 R)
• M21: 16,948,092 km (0.081 R)
• M22: 18,675,200 km (0.117 R)
• M23: 20,138,865 km (0.101 R)
• M24: 22,543,352 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.4

Radius: 14.8

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.63 AU - 2.95 AU

Year: 3161 Days

Day: 8.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,585,505 km

• M1: 184,005 km (0.098 R)
• M2: 909,106 km (0.103 R)
• M3: 1,521,560 km (0.085 R)
• M4: 3,087,999 km (0.084 R)
• M5: 4,721,608 km (0.099 R)
• M6: 5,352,761 km (0.119 R)
• M7: 6,376,460 km (0.12 R)
• M8: 7,656,120 km (0.111 R)
• M9: 8,530,370 km (0.111 R)
• M10: 9,210,741 km (0.113 R)
• M11: 11,990,718 km (0.113 R)
• M12: 12,891,597 km (0.057 R)
• M13: 13,837,205 km (0.109 R)
• M14: 14,327,138 km (0.11 R)
• M15: 16,567,366 km (0.051 R)
• M16: 18,088,327 km (0.041 R)
• M17: 20,763,736 km (0.087 R)
• M18: 22,396,297 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601

Radius: 3.2

Gravity: 58.69 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 7.79 AU - 10.97 AU

Year: 19485 Days

Day: 15.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 71,585,505 km

• M1: 41,439 km (0.114 R)
• M2: 186,399 km (0.092 R)
• M3: 291,117 km (0.092 R)
• M4: 507,586 km (0.066 R)
• M5: 1,091,915 km (0.118 R)
• M6: 2,362,300 km (0.101 R)
• M7: 4,618,685 km (0.094 R)
• M8: 4,827,822 km (0.118 R)
• M9: 5,928,863 km (0.085 R)
• M10: 6,429,866 km (0.115 R)
• M11: 8,457,067 km (0.034 R)
• M12: 8,929,497 km (0.094 R)
• M13: 9,199,371 km (0.117 R)
• M14: 11,878,370 km (0.035 R)
• M15: 13,927,113 km (0.119 R)
• M16: 14,436,943 km (0.057 R)
• M17: 17,759,810 km (0.059 R)
• M18: 19,597,471 km (0.092 R)
• M19: 21,366,017 km (0.115 R)
• M20: 25,538,750 km (0.085 R)
• M21: 25,755,069 km (0.118 R)
• M22: 28,101,661 km (0.098 R)
• M23: 29,031,860 km (0.06 R)
• M24: 31,820,065 km (0.114 R)
• M25: 32,448,975 km (0.118 R)
• M26: 33,214,467 km (0.105 R)
• M27: 34,914,348 km (0.081 R)
• M28: 39,922,436 km (0.067 R)
• M29: 40,213,852 km (0.055 R)
• M30: 41,245,180 km (0.12 R)
• M31: 45,072,342 km (0.094 R)
• M32: 47,478,475 km (0.119 R)
• M33: 48,134,312 km (0.089 R)
• M34: 54,489,528 km (0.09 R)
• M35: 56,664,831 km (0.109 R)
• M36: 57,402,648 km (0.097 R)
• M37: 57,773,950 km (0.069 R)
• M38: 58,709,086 km (0.087 R)
• M39: 59,464,555 km (0.12 R)
• M40: 68,622,488 km (0.085 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 13,703 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit