🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.45 AU - 0.69 AU

Year: 274 Days

Day: 23.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.14 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.9

Radius: 11.1

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.5 AU - 1.92 AU

Year: 1422 Days

Day: 9.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,067,576 km

• M1: 139,724 km (0.062 R)
• M2: 485,295 km (0.106 R)
• M3: 1,169,706 km (0.106 R)
• M4: 1,725,911 km (0.118 R)
• M5: 2,158,847 km (0.081 R)
• M6: 2,570,241 km (0.056 R)
• M7: 3,231,613 km (0.089 R)
• M8: 4,394,437 km (0.111 R)
• M9: 5,452,543 km (0.067 R)
• M10: 7,225,128 km (0.064 R)
• M11: 8,037,744 km (0.085 R)
• M12: 11,607,897 km (0.071 R)
• M13: 13,162,817 km (0.083 R)
• M14: 13,572,416 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.2

Radius: 12.4

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.66 AU - 2.42 AU

Year: 1853 Days

Day: 14.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,067,576 km

• M1: 154,385 km (0.075 R)
• M2: 640,279 km (0.102 R)
• M3: 1,139,936 km (0.116 R)
• M4: 1,637,797 km (0.115 R)
• M5: 2,221,528 km (0.09 R)
• M6: 2,905,789 km (0.062 R)
• M7: 3,311,199 km (0.118 R)
• M8: 3,782,582 km (0.119 R)
• M9: 4,314,253 km (0.09 R)
• M10: 5,135,246 km (0.037 R)
• M11: 6,662,491 km (0.111 R)
• M12: 7,087,798 km (0.03 R)
• M13: 7,553,795 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.8

Radius: 9

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.88 AU - 2.38 AU

Year: 1977 Days

Day: 5.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,067,576 km

• M1: 123,269 km (0.119 R)
• M2: 626,217 km (0.066 R)
• M3: 1,054,815 km (0.113 R)
• M4: 1,358,648 km (0.119 R)
• M5: 1,781,411 km (0.12 R)
• M6: 2,363,347 km (0.05 R)
• M7: 2,879,161 km (0.08 R)
• M8: 3,278,737 km (0.078 R)
• M9: 4,470,882 km (0.112 R)
• M10: 5,218,423 km (0.092 R)
• M11: 5,499,966 km (0.057 R)
• M12: 6,117,655 km (0.069 R)
• M13: 6,480,281 km (0.085 R)
• M14: 7,275,393 km (0.111 R)
• M15: 8,048,216 km (0.079 R)
• M16: 8,484,294 km (0.115 R)
• M17: 9,435,287 km (0.107 R)
• M18: 10,353,818 km (0.085 R)
• M19: 12,909,847 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538

Radius: 8

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.69 AU - 4.09 AU

Year: 3969 Days

Day: 9.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,067,576 km

• M1: 106,364 km (0.1 R)
• M2: 356,193 km (0.115 R)
• M3: 722,558 km (0.078 R)
• M4: 1,009,786 km (0.094 R)
• M5: 1,284,747 km (0.104 R)
• M6: 1,874,162 km (0.103 R)
• M7: 2,696,950 km (0.091 R)
• M8: 2,949,322 km (0.08 R)
• M9: 3,272,902 km (0.052 R)
• M10: 3,640,315 km (0.116 R)
• M11: 3,949,533 km (0.105 R)
• M12: 4,909,952 km (0.1 R)
• M13: 5,392,405 km (0.11 R)
• M14: 5,658,689 km (0.059 R)
• M15: 6,451,857 km (0.08 R)
• M16: 8,083,671 km (0.12 R)
• M17: 9,125,321 km (0.092 R)
• M18: 10,173,254 km (0.101 R)
• M19: 12,140,017 km (0.115 R)
• M20: 12,785,831 km (0.094 R)
• M21: 13,164,912 km (0.114 R)
• M22: 14,500,222 km (0.066 R)
• M23: 16,087,157 km (0.069 R)
• M24: 16,697,067 km (0.046 R)
• M25: 18,021,906 km (0.052 R)
• M26: 18,983,970 km (0.079 R)
• M27: 21,405,660 km (0.092 R)
• M28: 21,805,834 km (0.077 R)
• M29: 22,967,312 km (0.099 R)
• M30: 23,598,615 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.7

Radius: 8.4

Gravity: 13.9 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.85 AU - 5.25 AU

Year: 6171 Days

Day: 10.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,067,576 km

• M1: 104,419 km (0.065 R)
• M2: 431,141 km (0.1 R)
• M3: 1,107,024 km (0.116 R)
• M4: 1,507,947 km (0.08 R)
• M5: 2,281,368 km (0.104 R)
• M6: 2,997,792 km (0.084 R)
• M7: 3,499,693 km (0.05 R)
• M8: 4,237,210 km (0.119 R)
• M9: 4,986,097 km (0.117 R)
• M10: 6,253,939 km (0.095 R)
• M11: 7,036,485 km (0.112 R)
• M12: 8,330,806 km (0.099 R)
• M13: 8,925,308 km (0.082 R)
• M14: 11,028,654 km (0.1 R)
• M15: 14,741,823 km (0.108 R)
• M16: 15,048,349 km (0.035 R)
• M17: 15,674,416 km (0.057 R)
• M18: 16,712,177 km (0.12 R)
• M19: 17,247,887 km (0.044 R)
• M20: 17,933,494 km (0.089 R)
• M21: 18,851,875 km (0.081 R)
• M22: 19,801,223 km (0.107 R)
• M23: 20,099,671 km (0.096 R)
• M24: 20,476,957 km (0.096 R)
• M25: 21,323,531 km (0.062 R)
• M26: 30,613,858 km (0.108 R)
• M27: 35,089,826 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 636.2

Radius: 5.4

Gravity: 21.82 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 10.08 AU - 12.22 AU

Year: 23673 Days

Day: 19.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 83,067,576 km

• M1: 67,618 km (0.083 R)
• M2: 388,356 km (0.076 R)
• M3: 741,108 km (0.057 R)
• M4: 1,272,928 km (0.12 R)
• M5: 2,112,472 km (0.089 R)
• M6: 4,409,248 km (0.062 R)
• M7: 4,952,886 km (0.053 R)
• M8: 6,852,181 km (0.063 R)
• M9: 9,712,941 km (0.094 R)
• M10: 13,136,787 km (0.064 R)
• M11: 13,577,204 km (0.109 R)
• M12: 15,116,865 km (0.065 R)
• M13: 16,514,109 km (0.12 R)
• M14: 17,113,697 km (0.113 R)
• M15: 21,419,872 km (0.063 R)
• M16: 22,966,564 km (0.051 R)
• M17: 23,821,217 km (0.083 R)
• M18: 26,396,095 km (0.069 R)
• M19: 30,917,990 km (0.081 R)
• M20: 34,249,236 km (0.099 R)
• M21: 35,363,889 km (0.096 R)
• M22: 38,255,616 km (0.107 R)
• M23: 41,771,465 km (0.114 R)
• M24: 42,882,828 km (0.037 R)
• M25: 44,998,890 km (0.117 R)
• M26: 51,581,346 km (0.1 R)
• M27: 55,290,475 km (0.116 R)
• M28: 55,480,465 km (0.109 R)
• M29: 57,990,119 km (0.11 R)
• M30: 59,372,403 km (0.086 R)
• M31: 61,588,546 km (0.048 R)
• M32: 61,792,747 km (0.105 R)
• M33: 69,668,177 km (0.101 R)
• M34: 74,886,151 km (0.066 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 12,245 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit