🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.2

Radius: 10.8

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.18 AU - 1.54 AU

Year: 1008 Days

Day: 10.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,999,813 km

• M1: 135,685 km (0.115 R)
• M2: 721,062 km (0.102 R)
• M3: 1,273,377 km (0.081 R)
• M4: 1,735,634 km (0.032 R)
• M5: 2,154,209 km (0.066 R)
• M6: 2,526,110 km (0.09 R)
• M7: 3,198,402 km (0.117 R)
• M8: 4,206,243 km (0.118 R)
• M9: 4,810,170 km (0.098 R)
• M10: 5,509,690 km (0.094 R)
• M11: 6,794,885 km (0.092 R)
• M12: 7,651,482 km (0.057 R)
• M13: 8,894,940 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.3

Radius: 9.2

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.16 AU - 1.8 AU

Year: 1145 Days

Day: 10.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,999,813 km

• M1: 125,961 km (0.054 R)
• M2: 456,722 km (0.119 R)
• M3: 794,514 km (0.085 R)
• M4: 1,663,379 km (0.071 R)
• M5: 2,649,677 km (0.099 R)
• M6: 3,527,967 km (0.079 R)
• M7: 3,822,974 km (0.093 R)
• M8: 6,467,864 km (0.108 R)
• M9: 6,912,020 km (0.081 R)
• M10: 7,502,184 km (0.072 R)
• M11: 8,367,906 km (0.041 R)
• M12: 10,017,971 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.7

Radius: 13.4

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.29 AU - 2.03 AU

Year: 1360 Days

Day: 14.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,999,813 km

• M1: 166,652 km (0.04 R)
• M2: 609,761 km (0.106 R)
• M3: 1,240,166 km (0.088 R)
• M4: 2,369,630 km (0.074 R)
• M5: 4,049,166 km (0.107 R)
• M6: 4,805,981 km (0.109 R)
• M7: 5,248,492 km (0.114 R)
• M8: 5,952,798 km (0.101 R)
• M9: 6,396,057 km (0.103 R)
• M10: 6,957,049 km (0.097 R)
• M11: 7,807,962 km (0.102 R)
• M12: 8,896,885 km (0.07 R)
• M13: 9,537,463 km (0.112 R)
• M14: 10,716,593 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.5

Radius: 14.5

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.96 AU - 6.26 AU

Year: 7345 Days

Day: 12.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,999,813 km

• M1: 180,265 km (0.054 R)
• M2: 817,702 km (0.101 R)
• M3: 1,296,864 km (0.089 R)
• M4: 2,288,997 km (0.054 R)
• M5: 2,833,533 km (0.047 R)
• M6: 3,397,368 km (0.057 R)
• M7: 4,035,851 km (0.119 R)
• M8: 4,753,772 km (0.114 R)
• M9: 5,493,383 km (0.111 R)
• M10: 7,506,821 km (0.116 R)
• M11: 15,426,832 km (0.045 R)
• M12: 17,117,138 km (0.073 R)
• M13: 18,927,721 km (0.101 R)
• M14: 20,863,218 km (0.119 R)
• M15: 21,641,576 km (0.085 R)
• M16: 22,278,265 km (0.106 R)
• M17: 23,840,365 km (0.111 R)
• M18: 26,005,795 km (0.118 R)
• M19: 26,544,497 km (0.116 R)
• M20: 37,333,495 km (0.104 R)
• M21: 38,947,058 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.1

Radius: 6.8

Gravity: 17.09 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 6.37 AU - 7.17 AU

Year: 11200 Days

Day: 21.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,999,813 km

• M1: 85,271 km (0.095 R)
• M2: 550,969 km (0.06 R)
• M3: 805,136 km (0.064 R)
• M4: 1,035,965 km (0.109 R)
• M5: 1,350,869 km (0.083 R)
• M6: 1,666,071 km (0.1 R)
• M7: 1,925,624 km (0.056 R)
• M8: 2,547,353 km (0.03 R)
• M9: 2,804,212 km (0.118 R)
• M10: 4,037,796 km (0.111 R)
• M11: 7,014,345 km (0.031 R)
• M12: 13,878,793 km (0.086 R)
• M13: 24,128,341 km (0.112 R)
• M14: 27,179,689 km (0.088 R)
• M15: 32,627,595 km (0.093 R)
• M16: 36,971,917 km (0.085 R)
• M17: 38,501,705 km (0.049 R)
• M18: 50,100,327 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.6

Radius: 3.5

Gravity: 39.48 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 8.8 AU - 10.32 AU

Year: 18794 Days

Day: 17.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,999,813 km

• M1: 43,533 km (0.115 R)
• M2: 199,863 km (0.083 R)
• M3: 319,691 km (0.055 R)
• M4: 525,238 km (0.117 R)
• M5: 645,066 km (0.106 R)
• M6: 1,579,155 km (0.104 R)
• M7: 2,377,858 km (0.1 R)
• M8: 2,619,160 km (0.119 R)
• M9: 3,333,789 km (0.098 R)
• M10: 4,200,708 km (0.116 R)
• M11: 4,586,222 km (0.087 R)
• M12: 6,448,865 km (0.108 R)
• M13: 6,787,555 km (0.079 R)
• M14: 6,917,406 km (0.04 R)
• M15: 7,638,916 km (0.097 R)
• M16: 7,826,811 km (0.114 R)
• M17: 9,176,932 km (0.055 R)
• M18: 10,046,245 km (0.077 R)
• M19: 10,558,618 km (0.115 R)
• M20: 11,759,141 km (0.073 R)
• M21: 14,285,549 km (0.114 R)
• M22: 20,921,711 km (0.094 R)
• M23: 22,901,340 km (0.06 R)
• M24: 28,557,785 km (0.115 R)
• M25: 37,588,859 km (0.092 R)
• M26: 38,957,380 km (0.07 R)
• M27: 40,358,663 km (0.052 R)
• M28: 45,221,043 km (0.117 R)
• M29: 46,611,854 km (0.106 R)
• M30: 47,396,645 km (0.073 R)
• M31: 49,967,334 km (0.087 R)
• M32: 55,735,379 km (0.117 R)
• M33: 64,610,872 km (0.108 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: 267 - 19,545 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit