🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.2

Radius: 9.2

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.16 AU - 1.94 AU

Year: 1227 Days

Day: 12.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,474,351 km

• M1: 121,623 km (0.111 R)
• M2: 578,196 km (0.06 R)
• M3: 937,829 km (0.057 R)
• M4: 1,356,105 km (0.095 R)
• M5: 1,708,258 km (0.066 R)
• M6: 2,044,405 km (0.089 R)
• M7: 2,664,936 km (0.115 R)
• M8: 3,033,845 km (0.057 R)
• M9: 3,627,300 km (0.118 R)
• M10: 4,708,443 km (0.068 R)
• M11: 5,044,889 km (0.064 R)
• M12: 6,152,212 km (0.057 R)
• M13: 6,482,824 km (0.027 R)
• M14: 10,607,985 km (0.077 R)
• M15: 11,188,275 km (0.114 R)
• M16: 11,539,381 km (0.08 R)
• M17: 12,375,035 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.9

Radius: 9.5

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.41 AU - 1.81 AU

Year: 1299 Days

Day: 11.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 116.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,474,351 km

• M1: 120,426 km (0.11 R)
• M2: 638,484 km (0.086 R)
• M3: 1,009,636 km (0.088 R)
• M4: 1,711,699 km (0.104 R)
• M5: 2,026,303 km (0.059 R)
• M6: 2,813,637 km (0.098 R)
• M7: 3,524,675 km (0.111 R)
• M8: 3,939,361 km (0.118 R)
• M9: 4,530,721 km (0.086 R)
• M10: 5,321,346 km (0.048 R)
• M11: 5,803,649 km (0.11 R)
• M12: 6,593,377 km (0.057 R)
• M13: 7,075,680 km (0.118 R)
• M14: 8,865,469 km (0.057 R)
• M15: 11,580,670 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.3

Radius: 10.8

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.86 AU - 5.2 AU

Year: 6130 Days

Day: 6.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,474,351 km

• M1: 135,984 km (0.1 R)
• M2: 624,122 km (0.064 R)
• M3: 4,001,593 km (0.111 R)
• M4: 5,263,302 km (0.063 R)
• M5: 5,638,045 km (0.095 R)
• M6: 6,008,150 km (0.076 R)
• M7: 6,870,432 km (0.074 R)
• M8: 10,759,378 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.7

Radius: 14.8

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.93 AU - 6.13 AU

Year: 7173 Days

Day: 10.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,474,351 km

• M1: 184,155 km (0.081 R)
• M2: 1,063,641 km (0.06 R)
• M3: 1,872,816 km (0.065 R)
• M4: 2,542,865 km (0.056 R)
• M5: 3,152,925 km (0.065 R)
• M6: 3,620,867 km (0.102 R)
• M7: 7,146,141 km (0.09 R)
• M8: 9,873,609 km (0.099 R)
• M9: 13,694,488 km (0.102 R)
• M10: 14,831,432 km (0.083 R)
• M11: 15,517,937 km (0.043 R)
• M12: 16,887,356 km (0.108 R)
• M13: 18,265,302 km (0.107 R)
• M14: 20,624,011 km (0.12 R)
• M15: 21,558,848 km (0.054 R)
• M16: 25,230,130 km (0.092 R)
• M17: 27,306,249 km (0.078 R)
• M18: 28,433,469 km (0.045 R)
• M19: 29,202,252 km (0.092 R)
• M20: 30,580,647 km (0.108 R)
• M21: 32,938,908 km (0.071 R)
• M22: 34,216,324 km (0.089 R)
• M23: 36,983,286 km (0.053 R)
• M24: 37,554,152 km (0.077 R)
• M25: 38,830,671 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.9

Radius: 6.3

Gravity: 16.32 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.39 AU - 8.11 AU

Year: 11150 Days

Day: 17.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 45,474,351 km

• M1: 81,830 km (0.112 R)
• M2: 482,453 km (0.099 R)
• M3: 839,543 km (0.117 R)
• M4: 2,785,064 km (0.071 R)
• M5: 3,559,981 km (0.037 R)
• M6: 3,928,889 km (0.075 R)
• M7: 4,529,824 km (0.117 R)
• M8: 5,841,348 km (0.083 R)
• M9: 6,242,420 km (0.051 R)
• M10: 7,429,928 km (0.119 R)
• M11: 7,641,609 km (0.113 R)
• M12: 7,944,694 km (0.046 R)
• M13: 8,482,947 km (0.049 R)
• M14: 8,807,874 km (0.095 R)
• M15: 9,384,274 km (0.12 R)
• M16: 9,732,089 km (0.085 R)
• M17: 10,036,820 km (0.078 R)
• M18: 10,505,959 km (0.113 R)
• M19: 10,719,136 km (0.08 R)
• M20: 12,175,920 km (0.096 R)
• M21: 13,633,452 km (0.072 R)
• M22: 13,887,320 km (0.064 R)
• M23: 15,752,805 km (0.106 R)
• M24: 18,776,478 km (0.114 R)
• M25: 22,341,096 km (0.058 R)
• M26: 24,328,354 km (0.12 R)
• M27: 26,924,475 km (0.112 R)
• M28: 27,324,051 km (0.09 R)
• M29: 29,699,516 km (0.086 R)
• M30: 30,557,011 km (0.11 R)
• M31: 33,114,087 km (0.064 R)
• M32: 33,919,821 km (0.051 R)
• M33: 37,894,936 km (0.094 R)
• M34: 40,973,660 km (0.117 R)
• M35: 42,980,067 km (0.052 R)
• M36: 44,631,777 km (0.078 R)
• M37: 50,140,718 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.3

Radius: 5.8

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 7.35 AU - 8.15 AU

Year: 13718 Days

Day: 18.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 45,474,351 km

• M1: 93,349 km (0.105 R)
• M2: 324,777 km (0.106 R)
• M3: 532,568 km (0.025 R)
• M4: 804,837 km (0.103 R)
• M5: 1,067,530 km (0.109 R)
• M6: 1,323,044 km (0.076 R)
• M7: 1,562,101 km (0.114 R)
• M8: 1,941,780 km (0.107 R)
• M9: 2,971,163 km (0.095 R)
• M10: 3,195,859 km (0.116 R)
• M11: 3,431,775 km (0.076 R)
• M12: 4,210,282 km (0.059 R)
• M13: 4,407,752 km (0.115 R)
• M14: 6,814,931 km (0.067 R)
• M15: 7,738,698 km (0.104 R)
• M16: 8,165,351 km (0.096 R)
• M17: 9,018,956 km (0.091 R)
• M18: 9,348,072 km (0.113 R)
• M19: 9,636,347 km (0.081 R)
• M20: 11,657,414 km (0.08 R)
• M21: 11,879,567 km (0.035 R)
• M22: 12,504,886 km (0.1 R)
• M23: 15,626,096 km (0.071 R)
• M24: 15,896,270 km (0.107 R)
• M25: 17,079,140 km (0.095 R)
• M26: 18,999,827 km (0.089 R)
• M27: 25,246,436 km (0.077 R)
• M28: 26,852,818 km (0.116 R)
• M29: 28,126,344 km (0.059 R)
• M30: 29,851,806 km (0.115 R)
• M31: 39,796,624 km (0.051 R)
• M32: 43,148,364 km (0.043 R)
• M33: 45,989,078 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.5

Radius: 4.5

Gravity: 12.86 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.78 AU - 8.66 AU

Year: 14984 Days

Day: 23.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 75.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,474,351 km

• M1: 56,997 km (0.082 R)
• M2: 212,279 km (0.108 R)
• M3: 546,182 km (0.114 R)
• M4: 809,025 km (0.107 R)
• M5: 1,140,983 km (0.097 R)
• M6: 1,763,460 km (0.088 R)
• M7: 3,717,657 km (0.044 R)
• M8: 5,016,316 km (0.083 R)
• M9: 7,168,132 km (0.116 R)
• M10: 7,653,726 km (0.099 R)
• M11: 12,471,526 km (0.047 R)
• M12: 13,232,680 km (0.076 R)
• M13: 14,148,817 km (0.094 R)
• M14: 17,435,632 km (0.074 R)
• M15: 23,049,591 km (0.098 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 18,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit