🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.65 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202

Radius: 10.4

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.01 AU - 3.59 AU

Year: 2636 Days

Day: 7.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 96.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,284,827 km

• M1: 163,510 km (0.115 R)
• M2: 527,632 km (0.114 R)
• M3: 1,601,744 km (0.1 R)
• M4: 2,422,289 km (0.067 R)
• M5: 3,863,066 km (0.077 R)
• M6: 4,451,584 km (0.089 R)
• M7: 4,777,558 km (0.111 R)
• M8: 5,852,867 km (0.117 R)
• M9: 6,268,600 km (0.09 R)
• M10: 6,980,087 km (0.11 R)
• M11: 7,448,328 km (0.079 R)
• M12: 9,819,455 km (0.08 R)
• M13: 10,474,693 km (0.099 R)
• M14: 12,315,196 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.3

Radius: 15

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.25 AU - 4.71 AU

Year: 4169 Days

Day: 5.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,284,827 km

• M1: 186,549 km (0.072 R)
• M2: 658,081 km (0.103 R)
• M3: 1,281,156 km (0.102 R)
• M4: 1,796,970 km (0.117 R)
• M5: 2,267,605 km (0.057 R)
• M6: 3,267,816 km (0.076 R)
• M7: 3,826,115 km (0.077 R)
• M8: 4,797,005 km (0.09 R)
• M9: 5,522,256 km (0.089 R)
• M10: 6,444,377 km (0.119 R)
• M11: 6,926,381 km (0.094 R)
• M12: 7,398,063 km (0.071 R)
• M13: 8,072,600 km (0.105 R)
• M14: 8,672,189 km (0.101 R)
• M15: 11,236,595 km (0.052 R)
• M16: 12,177,865 km (0.12 R)
• M17: 14,706,518 km (0.091 R)
• M18: 15,546,211 km (0.098 R)
• M19: 17,567,876 km (0.085 R)
• M20: 18,449,457 km (0.057 R)
• M21: 19,759,635 km (0.108 R)
• M22: 20,713,172 km (0.064 R)
• M23: 23,531,595 km (0.068 R)
• M24: 27,507,458 km (0.115 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.2

Radius: 7.1

Gravity: 13.65 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 8.85 AU - 10.45 AU

Year: 13181 Days

Day: 21.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 86,284,827 km

• M1: 94,695 km (0.088 R)
• M2: 563,236 km (0.116 R)
• M3: 1,136,645 km (0.049 R)
• M4: 1,855,313 km (0.099 R)
• M5: 2,601,657 km (0.096 R)
• M6: 4,088,959 km (0.08 R)
• M7: 4,669,997 km (0.077 R)
• M8: 5,030,677 km (0.106 R)
• M9: 5,588,228 km (0.078 R)
• M10: 6,071,130 km (0.082 R)
• M11: 6,381,845 km (0.087 R)
• M12: 10,537,076 km (0.067 R)
• M13: 12,288,119 km (0.075 R)
• M14: 13,492,531 km (0.093 R)
• M15: 14,089,576 km (0.104 R)
• M16: 16,806,423 km (0.098 R)
• M17: 18,854,568 km (0.063 R)
• M18: 19,516,987 km (0.103 R)
• M19: 24,108,445 km (0.115 R)
• M20: 25,685,206 km (0.078 R)
• M21: 26,293,920 km (0.095 R)
• M22: 27,751,303 km (0.114 R)
• M23: 36,105,745 km (0.097 R)
• M24: 38,034,810 km (0.109 R)
• M25: 40,712,462 km (0.093 R)
• M26: 40,986,974 km (0.059 R)
• M27: 45,992,669 km (0.099 R)
• M28: 48,564,705 km (0.12 R)
• M29: 48,873,475 km (0.11 R)
• M30: 49,807,564 km (0.051 R)
• M31: 50,436,922 km (0.119 R)
• M32: 55,495,425 km (0.087 R)
• M33: 55,832,917 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.5

Radius: 6.2

Gravity: 22.26 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.85 AU - 11.65 AU

Year: 15498 Days

Day: 23.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 86,284,827 km

• M1: 83,775 km (0.117 R)
• M2: 287,677 km (0.09 R)
• M3: 654,790 km (0.062 R)
• M4: 1,743,862 km (0.111 R)
• M5: 1,998,029 km (0.06 R)
• M6: 2,626,939 km (0.054 R)
• M7: 3,407,391 km (0.119 R)
• M8: 4,801,493 km (0.093 R)
• M9: 5,528,988 km (0.085 R)
• M10: 5,800,209 km (0.108 R)
• M11: 6,538,773 km (0.07 R)
• M12: 8,503,143 km (0.079 R)
• M13: 9,290,925 km (0.12 R)
• M14: 9,509,039 km (0.086 R)
• M15: 10,069,133 km (0.1 R)
• M16: 13,830,622 km (0.115 R)
• M17: 14,043,799 km (0.1 R)
• M18: 14,403,732 km (0.064 R)
• M19: 16,375,432 km (0.066 R)
• M20: 16,613,891 km (0.065 R)
• M21: 19,128,182 km (0.098 R)
• M22: 21,885,271 km (0.113 R)
• M23: 23,458,741 km (0.106 R)
• M24: 24,896,227 km (0.084 R)
• M25: 25,106,263 km (0.112 R)
• M26: 25,423,560 km (0.05 R)
• M27: 30,749,693 km (0.081 R)
• M28: 37,320,630 km (0.067 R)
• M29: 39,133,606 km (0.058 R)
• M30: 42,036,403 km (0.065 R)
• M31: 43,998,230 km (0.119 R)
• M32: 44,613,825 km (0.103 R)
• M33: 52,802,064 km (0.12 R)
• M34: 57,614,030 km (0.1 R)
• M35: 58,907,602 km (0.094 R)
• M36: 63,099,185 km (0.09 R)
• M37: 64,869,676 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830.7

Radius: 3

Gravity: 92.3 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 12.36 AU - 14.74 AU

Year: 21932 Days

Day: 23.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 86,284,827 km

• M1: 37,250 km (0.104 R)
• M2: 193,879 km (0.105 R)
• M3: 439,070 km (0.073 R)
• M4: 1,128,267 km (0.071 R)
• M5: 1,274,873 km (0.085 R)
• M6: 1,716,187 km (0.087 R)
• M7: 1,830,928 km (0.09 R)
• M8: 3,165,042 km (0.096 R)
• M9: 3,798,888 km (0.118 R)
• M10: 4,585,474 km (0.052 R)
• M11: 5,192,841 km (0.059 R)
• M12: 5,851,970 km (0.088 R)
• M13: 6,113,018 km (0.112 R)
• M14: 6,894,517 km (0.075 R)
• M15: 7,535,544 km (0.108 R)
• M16: 8,161,461 km (0.117 R)
• M17: 8,432,234 km (0.079 R)
• M18: 9,937,787 km (0.068 R)
• M19: 10,625,338 km (0.043 R)
• M20: 10,753,693 km (0.084 R)
• M21: 11,079,069 km (0.117 R)
• M22: 13,318,549 km (0.07 R)
• M23: 13,769,586 km (0.032 R)
• M24: 16,009,815 km (0.101 R)
• M25: 18,113,460 km (0.088 R)
• M26: 20,001,535 km (0.105 R)
• M27: 21,706,053 km (0.091 R)
• M28: 23,832,586 km (0.115 R)
• M29: 26,327,430 km (0.098 R)
• M30: 27,276,180 km (0.117 R)
• M31: 28,741,491 km (0.107 R)
• M32: 30,646,171 km (0.109 R)
• M33: 34,283,194 km (0.12 R)
• M34: 35,988,161 km (0.053 R)
• M35: 42,078,141 km (0.072 R)
• M36: 42,399,477 km (0.107 R)
• M37: 47,765,553 km (0.075 R)
• M38: 53,566,809 km (0.088 R)
• M39: 57,816,435 km (0.087 R)
• M40: 68,964,469 km (0.076 R)
• M41: 70,310,102 km (0.111 R)
• M42: 74,217,598 km (0.057 R)
• M43: 82,964,735 km (0.103 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 11,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit