🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.3

Radius: 14

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.6 AU - 0.64 AU

Year: 331 Days

Day: 10.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,727,490 km

• M1: 174,132 km (0.098 R)
• M2: 622,626 km (0.114 R)
• M3: 1,065,286 km (0.059 R)
• M4: 1,543,102 km (0.096 R)
• M5: 2,080,458 km (0.099 R)
• M6: 2,557,824 km (0.079 R)
• M7: 3,016,791 km (0.046 R)
• M8: 3,798,140 km (0.111 R)
• M9: 4,243,942 km (0.116 R)
• M10: 4,738,812 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.6

Radius: 8.4

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.5 AU - 0.82 AU

Year: 364 Days

Day: 14.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 59,727,490 km

• M1: 104,419 km (0.097 R)
• M2: 645,964 km (0.062 R)
• M3: 1,191,397 km (0.097 R)
• M4: 1,529,788 km (0.088 R)
• M5: 2,085,544 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.1

Radius: 9.8

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.42 AU - 1.5 AU

Year: 1197 Days

Day: 7.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,727,490 km

• M1: 121,922 km (0.076 R)
• M2: 435,629 km (0.076 R)
• M3: 946,655 km (0.088 R)
• M4: 1,293,423 km (0.034 R)
• M5: 2,468,066 km (0.07 R)
• M6: 2,954,408 km (0.109 R)
• M7: 3,614,883 km (0.078 R)
• M8: 4,594,450 km (0.113 R)
• M9: 5,105,476 km (0.114 R)
• M10: 6,696,150 km (0.08 R)
• M11: 7,698,755 km (0.098 R)
• M12: 8,193,924 km (0.114 R)
• M13: 8,768,829 km (0.038 R)
• M14: 9,650,259 km (0.08 R)
• M15: 9,999,570 km (0.116 R)
• M16: 10,589,435 km (0.068 R)
• M17: 12,313,102 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 347.4

Radius: 3.4

Gravity: 30.05 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.06 AU - 6.48 AU

Year: 10649 Days

Day: 18.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 59,727,490 km

• M1: 43,982 km (0.102 R)
• M2: 202,406 km (0.05 R)
• M3: 750,233 km (0.076 R)
• M4: 879,486 km (0.049 R)
• M5: 1,054,216 km (0.119 R)
• M6: 1,706,014 km (0.092 R)
• M7: 2,609,735 km (0.08 R)
• M8: 3,230,267 km (0.09 R)
• M9: 3,365,204 km (0.073 R)
• M10: 3,646,598 km (0.05 R)
• M11: 5,109,665 km (0.069 R)
• M12: 5,705,812 km (0.102 R)
• M13: 6,487,910 km (0.091 R)
• M14: 7,110,237 km (0.054 R)
• M15: 7,891,886 km (0.055 R)
• M16: 8,816,102 km (0.094 R)
• M17: 15,405,290 km (0.082 R)
• M18: 16,308,711 km (0.11 R)
• M19: 17,178,772 km (0.039 R)
• M20: 18,433,898 km (0.081 R)
• M21: 18,938,043 km (0.102 R)
• M22: 19,083,752 km (0.033 R)
• M23: 20,736,509 km (0.065 R)
• M24: 21,836,502 km (0.09 R)
• M25: 25,902,572 km (0.066 R)
• M26: 27,177,146 km (0.086 R)
• M27: 30,846,333 km (0.084 R)
• M28: 31,352,423 km (0.049 R)
• M29: 32,485,327 km (0.091 R)
• M30: 33,114,536 km (0.096 R)
• M31: 37,633,588 km (0.058 R)
• M32: 39,266,150 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 440.6

Radius: 7.9

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 7.71 AU - 10.59 AU

Year: 18773 Days

Day: 18 Hours

Environment

Temp: -244 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,727,490 km

• M1: 100,530 km (0.09 R)
• M2: 1,434,344 km (0.054 R)
• M3: 2,591,035 km (0.08 R)
• M4: 4,462,804 km (0.12 R)
• M5: 5,096,650 km (0.119 R)
• M6: 5,600,944 km (0.12 R)
• M7: 5,865,284 km (0.054 R)
• M8: 6,460,085 km (0.084 R)
• M9: 6,709,016 km (0.084 R)
• M10: 9,299,602 km (0.105 R)
• M11: 10,845,546 km (0.099 R)
• M12: 13,677,434 km (0.082 R)
• M13: 15,668,731 km (0.111 R)
• M14: 16,578,436 km (0.115 R)
• M15: 18,008,442 km (0.094 R)
• M16: 18,921,737 km (0.105 R)
• M17: 19,261,474 km (0.044 R)
• M18: 25,884,471 km (0.094 R)
• M19: 38,570,221 km (0.065 R)
• M20: 39,254,032 km (0.113 R)
• M21: 41,926,000 km (0.099 R)
• M22: 46,541,992 km (0.108 R)
• M23: 47,005,895 km (0.104 R)
• M24: 51,485,603 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.7

Radius: 5.7

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8.63 AU - 11.31 AU

Year: 21352 Days

Day: 23.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 59,727,490 km

• M1: 70,909 km (0.08 R)
• M2: 324,478 km (0.097 R)
• M3: 562,638 km (0.093 R)
• M4: 1,422,975 km (0.111 R)
• M5: 1,830,928 km (0.056 R)
• M6: 2,081,206 km (0.089 R)
• M7: 2,395,062 km (0.059 R)
• M8: 3,448,829 km (0.077 R)
• M9: 3,803,675 km (0.083 R)
• M10: 4,122,618 km (0.062 R)
• M11: 5,543,349 km (0.032 R)
• M12: 7,262,677 km (0.041 R)
• M13: 8,219,505 km (0.049 R)
• M14: 8,459,012 km (0.099 R)
• M15: 10,660,195 km (0.06 R)
• M16: 12,260,892 km (0.093 R)
• M17: 12,637,280 km (0.077 R)
• M18: 13,347,122 km (0.082 R)
• M19: 14,288,691 km (0.115 R)
• M20: 15,490,560 km (0.096 R)
• M21: 16,303,326 km (0.087 R)
• M22: 18,581,701 km (0.102 R)
• M23: 20,974,669 km (0.108 R)
• M24: 21,332,507 km (0.036 R)
• M25: 21,968,597 km (0.03 R)
• M26: 24,738,551 km (0.078 R)
• M27: 26,362,286 km (0.098 R)
• M28: 28,818,833 km (0.035 R)
• M29: 32,484,579 km (0.053 R)
• M30: 38,148,355 km (0.08 R)
• M31: 45,921,460 km (0.1 R)
• M32: 48,677,950 km (0.119 R)
• M33: 59,014,415 km (0.111 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 17,938 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit