🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.9

Radius: 11.7

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.51 AU - 0.67 AU

Year: 313 Days

Day: 8.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 94,118,168 km

• M1: 145,559 km (0.054 R)
• M2: 649,105 km (0.081 R)
• M3: 1,144,424 km (0.055 R)
• M4: 1,517,222 km (0.112 R)
• M5: 1,889,421 km (0.059 R)
• M6: 2,255,337 km (0.084 R)
• M7: 2,688,124 km (0.025 R)
• M8: 3,488,024 km (0.051 R)
• M9: 3,906,898 km (0.116 R)
• M10: 4,577,844 km (0.094 R)
• M11: 4,992,530 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.9

Radius: 8.4

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.07 AU - 2.69 AU

Year: 2534 Days

Day: 14.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 94,118,168 km

• M1: 104,868 km (0.058 R)
• M2: 381,475 km (0.065 R)
• M3: 654,341 km (0.073 R)
• M4: 1,006,943 km (0.117 R)
• M5: 1,475,633 km (0.1 R)
• M6: 1,943,127 km (0.118 R)
• M7: 2,731,508 km (0.099 R)
• M8: 3,158,310 km (0.081 R)
• M9: 3,576,586 km (0.044 R)
• M10: 6,069,186 km (0.108 R)
• M11: 6,374,515 km (0.067 R)
• M12: 7,700,251 km (0.095 R)
• M13: 8,808,771 km (0.112 R)
• M14: 9,200,867 km (0.078 R)
• M15: 12,079,878 km (0.097 R)
• M16: 13,103,427 km (0.038 R)
• M17: 13,744,604 km (0.034 R)
• M18: 14,050,980 km (0.112 R)
• M19: 15,937,858 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.1

Radius: 10.5

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.82 AU - 3.02 AU

Year: 2599 Days

Day: 7.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,118,168 km

• M1: 130,599 km (0.104 R)
• M2: 506,688 km (0.084 R)
• M3: 851,661 km (0.114 R)
• M4: 1,179,729 km (0.109 R)
• M5: 1,682,228 km (0.081 R)
• M6: 3,710,177 km (0.043 R)
• M7: 4,284,034 km (0.106 R)
• M8: 4,939,871 km (0.071 R)
• M9: 5,329,574 km (0.071 R)
• M10: 5,952,948 km (0.112 R)
• M11: 7,190,571 km (0.076 R)
• M12: 9,085,827 km (0.101 R)
• M13: 9,672,849 km (0.11 R)
• M14: 10,207,063 km (0.097 R)
• M15: 11,086,249 km (0.098 R)
• M16: 12,949,640 km (0.066 R)
• M17: 14,027,643 km (0.104 R)
• M18: 15,266,313 km (0.054 R)
• M19: 15,886,247 km (0.119 R)
• M20: 16,468,930 km (0.04 R)
• M21: 17,621,283 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.9

Radius: 8.1

Gravity: 11.34 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.28 AU - 3.64 AU

Year: 3515 Days

Day: 6.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 94,118,168 km

• M1: 103,821 km (0.073 R)
• M2: 401,969 km (0.109 R)
• M3: 660,475 km (0.054 R)
• M4: 955,332 km (0.087 R)
• M5: 1,688,362 km (0.097 R)
• M6: 2,043,806 km (0.087 R)
• M7: 3,616,977 km (0.11 R)
• M8: 4,301,388 km (0.073 R)
• M9: 4,674,485 km (0.102 R)
• M10: 5,119,987 km (0.118 R)
• M11: 5,785,548 km (0.06 R)
• M12: 6,447,519 km (0.058 R)
• M13: 7,484,082 km (0.103 R)
• M14: 7,921,656 km (0.07 R)
• M15: 8,591,555 km (0.072 R)
• M16: 9,033,916 km (0.04 R)
• M17: 9,337,151 km (0.027 R)
• M18: 10,786,605 km (0.118 R)
• M19: 11,345,203 km (0.08 R)
• M20: 11,922,950 km (0.118 R)
• M21: 15,109,535 km (0.072 R)
• M22: 15,808,755 km (0.107 R)
• M23: 17,213,778 km (0.092 R)
• M24: 20,205,885 km (0.091 R)
• M25: 20,922,309 km (0.117 R)
• M26: 23,885,993 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968

Radius: 13.1

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.01 AU - 4.93 AU

Year: 6523 Days

Day: 10 Hours

Environment

Temp: -215 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 94,118,168 km

• M1: 169,644 km (0.073 R)
• M2: 628,012 km (0.048 R)
• M3: 1,105,528 km (0.048 R)
• M4: 2,042,909 km (0.081 R)
• M5: 2,480,482 km (0.047 R)
• M6: 3,169,680 km (0.092 R)
• M7: 6,543,411 km (0.104 R)
• M8: 8,271,565 km (0.115 R)
• M9: 9,673,896 km (0.106 R)
• M10: 10,578,365 km (0.117 R)
• M11: 11,486,424 km (0.085 R)
• M12: 11,906,495 km (0.118 R)
• M13: 14,162,730 km (0.037 R)
• M14: 14,646,230 km (0.101 R)
• M15: 16,557,941 km (0.088 R)
• M16: 18,416,246 km (0.076 R)
• M17: 19,655,365 km (0.096 R)
• M18: 21,340,585 km (0.083 R)
• M19: 24,046,212 km (0.116 R)
• M20: 24,735,260 km (0.077 R)
• M21: 28,474,459 km (0.096 R)
• M22: 30,030,725 km (0.105 R)
• M23: 32,784,523 km (0.085 R)
• M24: 35,591,577 km (0.074 R)
• M25: 39,143,330 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.2

Radius: 8.4

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.74 AU - 6.08 AU

Year: 8686 Days

Day: 12.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 94,118,168 km

• M1: 107,710 km (0.092 R)
• M2: 1,723,367 km (0.119 R)
• M3: 3,574,940 km (0.097 R)
• M4: 5,216,179 km (0.065 R)
• M5: 5,969,105 km (0.065 R)
• M6: 6,685,828 km (0.074 R)
• M7: 9,181,121 km (0.077 R)
• M8: 9,948,408 km (0.069 R)
• M9: 11,405,790 km (0.065 R)
• M10: 12,026,771 km (0.034 R)
• M11: 12,889,652 km (0.087 R)
• M12: 14,378,899 km (0.069 R)
• M13: 18,317,062 km (0.056 R)
• M14: 19,897,863 km (0.115 R)
• M15: 21,026,579 km (0.063 R)
• M16: 29,184,301 km (0.043 R)
• M17: 31,838,167 km (0.03 R)
• M18: 33,589,360 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 974.8

Radius: 4.2

Gravity: 55.26 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.83 AU - 6.21 AU

Year: 10195 Days

Day: 15.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 94,118,168 km

• M1: 52,210 km (0.073 R)
• M2: 229,184 km (0.07 R)
• M3: 375,790 km (0.095 R)
• M4: 508,633 km (0.117 R)
• M5: 641,176 km (0.076 R)
• M6: 1,174,642 km (0.095 R)
• M7: 1,615,657 km (0.081 R)
• M8: 1,925,325 km (0.065 R)
• M9: 3,239,243 km (0.115 R)
• M10: 3,812,801 km (0.092 R)
• M11: 4,795,809 km (0.09 R)
• M12: 6,831,686 km (0.047 R)
• M13: 8,691,786 km (0.083 R)
• M14: 9,229,441 km (0.097 R)
• M15: 11,779,037 km (0.101 R)
• M16: 12,930,642 km (0.079 R)
• M17: 14,088,978 km (0.077 R)
• M18: 19,089,885 km (0.098 R)
• M19: 19,252,648 km (0.047 R)
• M20: 28,515,449 km (0.09 R)
• M21: 29,264,485 km (0.12 R)
• M22: 29,807,376 km (0.107 R)
• M23: 32,276,489 km (0.073 R)
• M24: 34,636,395 km (0.111 R)
• M25: 35,121,690 km (0.109 R)
• M26: 35,611,624 km (0.085 R)
• M27: 38,258,608 km (0.078 R)
• M28: 43,376,351 km (0.047 R)
• M29: 44,651,972 km (0.055 R)
• M30: 46,391,197 km (0.047 R)
• M31: 48,325,947 km (0.111 R)
• M32: 52,994,447 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 940.2

Radius: 4.4

Gravity: 48.56 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 9.66 AU - 11.34 AU

Year: 23485 Days

Day: 20.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 94,118,168 km

• M1: 54,753 km (0.094 R)
• M2: 197,768 km (0.063 R)
• M3: 359,633 km (0.03 R)
• M4: 500,704 km (0.111 R)
• M5: 650,302 km (0.105 R)
• M6: 1,169,556 km (0.063 R)
• M7: 1,746,406 km (0.061 R)
• M8: 2,569,194 km (0.118 R)
• M9: 2,723,579 km (0.108 R)
• M10: 3,022,775 km (0.078 R)
• M11: 5,094,855 km (0.108 R)
• M12: 9,032,570 km (0.111 R)
• M13: 9,696,485 km (0.089 R)
• M14: 10,392,564 km (0.091 R)
• M15: 12,605,865 km (0.062 R)
• M16: 13,666,065 km (0.044 R)
• M17: 14,378,001 km (0.053 R)
• M18: 15,619,364 km (0.11 R)
• M19: 16,048,411 km (0.116 R)
• M20: 17,937,084 km (0.102 R)
• M21: 20,069,153 km (0.115 R)
• M22: 20,678,764 km (0.085 R)
• M23: 21,300,493 km (0.087 R)
• M24: 21,615,995 km (0.107 R)
• M25: 21,934,638 km (0.113 R)
• M26: 35,752,096 km (0.062 R)
• M27: 37,556,695 km (0.09 R)
• M28: 40,859,218 km (0.059 R)
• M29: 46,431,738 km (0.051 R)
• M30: 52,298,668 km (0.096 R)
• M31: 68,626,976 km (0.071 R)
• M32: 79,183,948 km (0.199 R)
• M33: 82,498,289 km (0.113 R)
• M34: 90,772,398 km (0.052 R)
• M35: 93,554,918 km (0.111 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: 523 - 17,003 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit