🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.2

Radius: 14.3

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.61 AU - 2.17 AU

Year: 1794 Days

Day: 14.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,363,582 km

• M1: 178,620 km (0.049 R)
• M2: 690,843 km (0.119 R)
• M3: 1,195,137 km (0.116 R)
• M4: 2,464,775 km (0.113 R)
• M5: 3,722,145 km (0.117 R)
• M6: 4,518,753 km (0.066 R)
• M7: 5,573,867 km (0.094 R)
• M8: 6,787,255 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.5

Radius: 10

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.87 AU - 4.07 AU

Year: 4462 Days

Day: 10.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,363,582 km

• M1: 125,064 km (0.077 R)
• M2: 662,270 km (0.115 R)
• M3: 1,381,836 km (0.083 R)
• M4: 2,693,510 km (0.036 R)
• M5: 3,375,826 km (0.089 R)
• M6: 3,726,184 km (0.116 R)
• M7: 4,622,873 km (0.108 R)
• M8: 7,855,085 km (0.068 R)
• M9: 8,178,665 km (0.092 R)
• M10: 8,511,221 km (0.056 R)
• M11: 9,726,255 km (0.116 R)
• M12: 10,612,623 km (0.076 R)
• M13: 11,971,270 km (0.084 R)
• M14: 12,939,169 km (0.091 R)
• M15: 15,140,651 km (0.111 R)
• M16: 16,563,476 km (0.106 R)
• M17: 19,151,519 km (0.097 R)
• M18: 19,673,317 km (0.056 R)
• M19: 20,339,027 km (0.051 R)
• M20: 20,882,217 km (0.111 R)
• M21: 23,447,521 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.3

Radius: 8.4

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.16 AU - 4.1 AU

Year: 4774 Days

Day: 14.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,363,582 km

• M1: 104,719 km (0.073 R)
• M2: 400,922 km (0.089 R)
• M3: 717,471 km (0.111 R)
• M4: 1,396,795 km (0.07 R)
• M5: 2,184,428 km (0.088 R)
• M6: 2,914,915 km (0.113 R)
• M7: 3,766,426 km (0.06 R)
• M8: 4,294,506 km (0.104 R)
• M9: 4,567,373 km (0.091 R)
• M10: 4,890,504 km (0.065 R)
• M11: 5,168,158 km (0.102 R)
• M12: 5,435,339 km (0.118 R)
• M13: 5,975,238 km (0.107 R)
• M14: 6,409,072 km (0.089 R)
• M15: 9,107,070 km (0.096 R)
• M16: 10,410,516 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.1

Radius: 12.7

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.29 AU - 4.07 AU

Year: 4873 Days

Day: 5.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,363,582 km

• M1: 159,172 km (0.077 R)
• M2: 815,608 km (0.076 R)
• M3: 1,249,890 km (0.083 R)
• M4: 2,079,560 km (0.111 R)
• M5: 2,670,023 km (0.1 R)
• M6: 4,360,030 km (0.088 R)
• M7: 4,817,051 km (0.066 R)
• M8: 5,250,287 km (0.109 R)
• M9: 5,798,563 km (0.103 R)
• M10: 6,258,128 km (0.045 R)
• M11: 7,532,702 km (0.072 R)
• M12: 9,674,644 km (0.105 R)
• M13: 12,850,307 km (0.064 R)
• M14: 13,317,053 km (0.12 R)
• M15: 14,617,657 km (0.113 R)
• M16: 15,530,653 km (0.086 R)
• M17: 19,566,653 km (0.106 R)
• M18: 22,046,089 km (0.109 R)
• M19: 24,490,069 km (0.112 R)
• M20: 25,289,520 km (0.034 R)
• M21: 28,487,025 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.8

Radius: 11.9

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.09 AU - 4.39 AU

Year: 6026 Days

Day: 11.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,363,582 km

• M1: 162,014 km (0.075 R)
• M2: 635,193 km (0.072 R)
• M3: 2,103,496 km (0.107 R)
• M4: 2,823,660 km (0.074 R)
• M5: 3,502,086 km (0.082 R)
• M6: 4,954,831 km (0.096 R)
• M7: 5,592,268 km (0.103 R)
• M8: 9,316,955 km (0.112 R)
• M9: 11,288,955 km (0.084 R)
• M10: 13,082,184 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880

Radius: 3.5

Gravity: 71.84 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 8.43 AU - 10.73 AU

Year: 20467 Days

Day: 21.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 40,363,582 km

• M1: 49,367 km (0.112 R)
• M2: 232,325 km (0.118 R)
• M3: 374,743 km (0.057 R)
• M4: 541,395 km (0.112 R)
• M5: 913,295 km (0.116 R)
• M6: 1,064,987 km (0.117 R)
• M7: 1,293,423 km (0.117 R)
• M8: 1,789,490 km (0.093 R)
• M9: 2,133,714 km (0.069 R)
• M10: 2,379,055 km (0.079 R)
• M11: 3,199,898 km (0.115 R)
• M12: 4,435,577 km (0.071 R)
• M13: 4,871,954 km (0.06 R)
• M14: 5,416,640 km (0.044 R)
• M15: 5,703,718 km (0.086 R)
• M16: 6,000,819 km (0.114 R)
• M17: 6,765,265 km (0.092 R)
• M18: 8,268,723 km (0.041 R)
• M19: 10,920,196 km (0.077 R)
• M20: 12,331,352 km (0.075 R)
• M21: 16,424,051 km (0.102 R)
• M22: 16,679,564 km (0.086 R)
• M23: 19,382,199 km (0.118 R)
• M24: 25,407,254 km (0.108 R)
• M25: 25,748,935 km (0.029 R)
• M26: 30,091,911 km (0.107 R)
• M27: 30,346,526 km (0.059 R)
• M28: 32,435,661 km (0.093 R)
• M29: 36,175,009 km (0.089 R)
• M30: 37,189,432 km (0.086 R)
• M31: 40,500,482 km (0.12 R)
• M32: 42,068,417 km (0.032 R)
• M33: 46,333,453 km (0.091 R)
• M34: 62,066,212 km (0.037 R)
• M35: 82,247,563 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.8

Radius: 5.1

Gravity: 20.06 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.02 AU - 11.26 AU

Year: 20660 Days

Day: 18 Hours

Environment

Temp: -245 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,363,582 km

• M1: 63,579 km (0.075 R)
• M2: 279,748 km (0.103 R)
• M3: 1,068,877 km (0.066 R)
• M4: 2,156,603 km (0.061 R)
• M5: 8,107,457 km (0.032 R)
• M6: 9,254,872 km (0.11 R)
• M7: 11,931,777 km (0.109 R)
• M8: 16,088,054 km (0.106 R)
• M9: 17,803,493 km (0.111 R)
• M10: 30,718,277 km (0.093 R)
• M11: 32,201,390 km (0.117 R)
• M12: 35,711,405 km (0.102 R)
• M13: 53,703,541 km (0.089 R)
• M14: 59,746,398 km (0.034 R)
• M15: 62,832,901 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.1

Radius: 5.3

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 7.95 AU - 12.87 AU

Year: 23184 Days

Day: 21.6 Hours

Environment

Temp: -245 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,363,582 km

• M1: 68,067 km (0.08 R)
• M2: 325,226 km (0.073 R)
• M3: 824,284 km (0.059 R)
• M4: 1,089,970 km (0.067 R)
• M5: 1,398,740 km (0.078 R)
• M6: 1,635,853 km (0.111 R)
• M7: 1,884,036 km (0.11 R)
• M8: 2,823,061 km (0.112 R)
• M9: 3,009,012 km (0.04 R)
• M10: 4,806,879 km (0.104 R)
• M11: 6,341,155 km (0.106 R)
• M12: 12,404,356 km (0.119 R)
• M13: 14,488,853 km (0.118 R)
• M14: 18,678,940 km (0.066 R)
• M15: 19,633,973 km (0.094 R)
• M16: 20,085,459 km (0.11 R)
• M17: 23,865,348 km (0.096 R)
• M18: 24,035,890 km (0.097 R)
• M19: 24,293,348 km (0.077 R)
• M20: 30,533,225 km (0.085 R)
• M21: 31,240,972 km (0.117 R)
• M22: 31,445,173 km (0.098 R)
• M23: 32,166,983 km (0.098 R)
• M24: 34,616,199 km (0.105 R)
• M25: 39,404,229 km (0.101 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: 337 - 15,278 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit