🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.2

Radius: 13.7

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.58 AU - 0.74 AU

Year: 364 Days

Day: 9.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 71,015,167 km

• M1: 170,392 km (0.12 R)
• M2: 657,483 km (0.119 R)
• M3: 1,239,568 km (0.098 R)
• M4: 1,740,870 km (0.081 R)
• M5: 2,627,088 km (0.068 R)
• M6: 3,344,560 km (0.079 R)
• M7: 3,854,240 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.3

Radius: 15

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.28 AU - 4.22 AU

Year: 4925 Days

Day: 5.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,015,167 km

• M1: 186,698 km (0.094 R)
• M2: 1,310,926 km (0.113 R)
• M3: 1,870,123 km (0.113 R)
• M4: 2,408,227 km (0.096 R)
• M5: 4,228,384 km (0.076 R)
• M6: 4,898,133 km (0.063 R)
• M7: 5,745,905 km (0.062 R)
• M8: 6,841,410 km (0.11 R)
• M9: 10,350,377 km (0.068 R)
• M10: 12,059,982 km (0.117 R)
• M11: 16,142,957 km (0.073 R)
• M12: 17,092,305 km (0.101 R)
• M13: 21,530,724 km (0.11 R)
• M14: 22,681,132 km (0.06 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 55.6

Radius: 3.4

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.78 AU - 7.64 AU

Year: 10496 Days

Day: 16.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,015,167 km

• M1: 42,336 km (0.109 R)
• M2: 249,080 km (0.064 R)
• M3: 783,444 km (0.091 R)
• M4: 1,125,874 km (0.046 R)
• M5: 1,421,629 km (0.112 R)
• M6: 2,044,105 km (0.112 R)
• M7: 2,179,342 km (0.094 R)
• M8: 2,559,021 km (0.107 R)
• M9: 3,562,673 km (0.098 R)
• M10: 3,941,754 km (0.081 R)
• M11: 4,087,911 km (0.026 R)
• M12: 4,571,262 km (0.077 R)
• M13: 5,116,098 km (0.095 R)
• M14: 5,809,334 km (0.111 R)
• M15: 6,164,629 km (0.116 R)
• M16: 6,276,678 km (0.088 R)
• M17: 7,008,959 km (0.11 R)
• M18: 8,060,184 km (0.111 R)
• M19: 11,201,739 km (0.118 R)
• M20: 11,537,736 km (0.112 R)
• M21: 12,586,118 km (0.051 R)
• M22: 17,753,677 km (0.112 R)
• M23: 18,499,572 km (0.053 R)
• M24: 19,626,792 km (0.064 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.7

Radius: 6.6

Gravity: 22.67 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.55 AU - 8.67 AU

Year: 12859 Days

Day: 16.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,015,167 km

• M1: 82,129 km (0.042 R)
• M2: 744,698 km (0.09 R)
• M3: 1,011,132 km (0.073 R)
• M4: 1,232,238 km (0.104 R)
• M5: 1,657,993 km (0.118 R)
• M6: 2,158,099 km (0.117 R)
• M7: 3,817,588 km (0.079 R)
• M8: 4,174,977 km (0.111 R)
• M9: 4,587,120 km (0.059 R)
• M10: 4,991,333 km (0.062 R)
• M11: 6,306,897 km (0.097 R)
• M12: 6,637,358 km (0.104 R)
• M13: 8,465,893 km (0.117 R)
• M14: 9,126,218 km (0.094 R)
• M15: 9,985,209 km (0.104 R)
• M16: 13,216,373 km (0.043 R)
• M17: 14,243,812 km (0.11 R)
• M18: 15,845,706 km (0.099 R)
• M19: 16,925,353 km (0.027 R)
• M20: 20,013,652 km (0.097 R)
• M21: 23,654,715 km (0.12 R)
• M22: 28,825,415 km (0.118 R)
• M23: 30,197,677 km (0.031 R)
• M24: 34,194,632 km (0.097 R)
• M25: 36,913,723 km (0.109 R)
• M26: 38,393,994 km (0.036 R)
• M27: 39,913,460 km (0.062 R)
• M28: 42,485,496 km (0.104 R)
• M29: 53,538,984 km (0.069 R)
• M30: 54,739,656 km (0.115 R)
• M31: 55,782,952 km (0.096 R)
• M32: 58,268,670 km (0.117 R)
• M33: 58,992,275 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.1

Radius: 5.2

Gravity: 28.37 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.53 AU - 7.93 AU

Year: 14577 Days

Day: 16.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,015,167 km

• M1: 64,626 km (0.091 R)
• M2: 247,734 km (0.062 R)
• M3: 462,856 km (0.075 R)
• M4: 948,451 km (0.075 R)
• M5: 1,201,271 km (0.106 R)
• M6: 1,394,103 km (0.102 R)
• M7: 1,878,500 km (0.098 R)
• M8: 2,689,770 km (0.094 R)
• M9: 2,997,792 km (0.086 R)
• M10: 3,329,151 km (0.073 R)
• M11: 4,094,943 km (0.119 R)
• M12: 5,041,747 km (0.062 R)
• M13: 5,851,371 km (0.119 R)
• M14: 6,659,499 km (0.106 R)
• M15: 7,585,659 km (0.105 R)
• M16: 8,007,824 km (0.104 R)
• M17: 8,594,697 km (0.072 R)
• M18: 9,908,914 km (0.099 R)
• M19: 13,942,222 km (0.088 R)
• M20: 14,503,813 km (0.106 R)
• M21: 17,539,902 km (0.115 R)
• M22: 18,611,172 km (0.078 R)
• M23: 22,274,973 km (0.111 R)
• M24: 22,560,556 km (0.096 R)
• M25: 23,333,977 km (0.054 R)
• M26: 27,686,527 km (0.07 R)
• M27: 32,795,593 km (0.103 R)
• M28: 34,164,414 km (0.049 R)
• M29: 38,635,445 km (0.11 R)
• M30: 44,226,367 km (0.033 R)
• M31: 51,817,710 km (0.082 R)
• M32: 57,869,992 km (0.032 R)
• M33: 60,787,150 km (0.11 R)
• M34: 62,848,459 km (0.04 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.1

Radius: 4.7

Gravity: 22.73 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 9.81 AU - 9.95 AU

Year: 21063 Days

Day: 19.7 Hours

Environment

Temp: -242 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,015,167 km

• M1: 68,366 km (0.112 R)
• M2: 257,308 km (0.051 R)
• M3: 500,405 km (0.034 R)
• M4: 1,027,139 km (0.078 R)
• M5: 1,550,283 km (0.088 R)
• M6: 2,091,528 km (0.049 R)
• M7: 2,655,063 km (0.057 R)
• M8: 3,711,224 km (0.081 R)
• M9: 4,171,088 km (0.054 R)
• M10: 6,965,127 km (0.047 R)
• M11: 8,769,278 km (0.103 R)
• M12: 12,452,976 km (0.097 R)
• M13: 14,118,897 km (0.078 R)
• M14: 19,187,423 km (0.092 R)
• M15: 22,865,287 km (0.087 R)
• M16: 25,027,873 km (0.12 R)
• M17: 25,347,414 km (0.117 R)
• M18: 25,562,087 km (0.075 R)
• M19: 28,118,117 km (0.03 R)
• M20: 28,348,049 km (0.102 R)
• M21: 30,233,430 km (0.108 R)
• M22: 34,251,779 km (0.08 R)
• M23: 36,661,501 km (0.087 R)
• M24: 37,767,778 km (0.069 R)
• M25: 44,720,189 km (0.057 R)
• M26: 47,268,738 km (0.047 R)
• M27: 62,836,342 km (0.095 R)
• M28: 67,869,712 km (0.091 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 19,236 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit