🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.53 AU - 0.73 AU

Year: 323 Days

Day: 15.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.4

Radius: 13

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.83 AU - 2.07 AU

Year: 1758 Days

Day: 10.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,833,894 km

• M1: 163,810 km (0.083 R)
• M2: 598,691 km (0.118 R)
• M3: 1,066,483 km (0.106 R)
• M4: 1,559,109 km (0.047 R)
• M5: 2,147,178 km (0.097 R)
• M6: 2,597,318 km (0.059 R)
• M7: 3,008,563 km (0.051 R)
• M8: 3,641,960 km (0.084 R)
• M9: 4,307,072 km (0.089 R)
• M10: 5,261,806 km (0.112 R)
• M11: 5,676,940 km (0.11 R)
• M12: 7,266,268 km (0.12 R)
• M13: 7,754,854 km (0.111 R)
• M14: 8,677,873 km (0.057 R)
• M15: 9,448,751 km (0.036 R)
• M16: 11,631,234 km (0.1 R)
• M17: 12,879,479 km (0.098 R)
• M18: 13,314,659 km (0.113 R)
• M19: 13,719,022 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.1

Radius: 11.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.78 AU - 2.68 AU

Year: 2150 Days

Day: 5.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,833,894 km

• M1: 143,913 km (0.092 R)
• M2: 608,564 km (0.066 R)
• M3: 1,124,976 km (0.117 R)
• M4: 1,530,087 km (0.087 R)
• M5: 2,053,380 km (0.107 R)
• M6: 3,565,366 km (0.091 R)
• M7: 4,043,032 km (0.093 R)
• M8: 5,033,370 km (0.066 R)
• M9: 5,495,927 km (0.081 R)
• M10: 6,264,860 km (0.078 R)
• M11: 6,618,958 km (0.114 R)
• M12: 8,514,812 km (0.088 R)
• M13: 9,777,418 km (0.102 R)

Asteroid Belt

Center: 2.69 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.8

Radius: 14.4

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.08 AU - 3.2 AU

Year: 3593 Days

Day: 8.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,833,894 km

• M1: 180,565 km (0.087 R)
• M2: 684,709 km (0.064 R)
• M3: 1,602,343 km (0.056 R)
• M4: 2,627,238 km (0.033 R)
• M5: 4,464,898 km (0.104 R)
• M6: 5,316,409 km (0.09 R)
• M7: 8,353,545 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.3

Radius: 12.3

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.14 AU - 4.42 AU

Year: 4745 Days

Day: 6.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,833,894 km

• M1: 153,487 km (0.093 R)
• M2: 585,676 km (0.082 R)
• M3: 1,057,208 km (0.039 R)
• M4: 1,964,968 km (0.115 R)
• M5: 2,360,654 km (0.083 R)
• M6: 3,861,420 km (0.101 R)
• M7: 4,465,048 km (0.092 R)
• M8: 4,992,380 km (0.12 R)
• M9: 6,332,777 km (0.069 R)
• M10: 7,280,180 km (0.07 R)
• M11: 7,714,313 km (0.108 R)
• M12: 8,875,642 km (0.034 R)
• M13: 10,971,508 km (0.094 R)
• M14: 12,540,490 km (0.09 R)
• M15: 16,921,464 km (0.098 R)
• M16: 21,929,701 km (0.109 R)
• M17: 22,532,581 km (0.113 R)
• M18: 23,614,024 km (0.086 R)
• M19: 25,136,631 km (0.109 R)
• M20: 26,384,277 km (0.114 R)
• M21: 27,152,313 km (0.077 R)
• M22: 30,841,546 km (0.074 R)
• M23: 31,885,440 km (0.114 R)
• M24: 32,270,953 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 890

Radius: 3

Gravity: 98.89 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5.3 AU - 6.78 AU

Year: 9585 Days

Day: 23.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,833,894 km

• M1: 37,250 km (0.076 R)
• M2: 205,398 km (0.089 R)
• M3: 474,973 km (0.072 R)
• M4: 850,314 km (0.101 R)
• M5: 1,225,955 km (0.071 R)
• M6: 1,655,749 km (0.04 R)
• M7: 1,830,180 km (0.116 R)
• M8: 2,069,687 km (0.094 R)
• M9: 2,508,008 km (0.111 R)
• M10: 2,803,314 km (0.113 R)
• M11: 3,313,443 km (0.032 R)
• M12: 4,219,408 km (0.117 R)
• M13: 5,346,030 km (0.095 R)
• M14: 6,426,425 km (0.095 R)
• M15: 6,737,439 km (0.086 R)
• M16: 7,949,032 km (0.067 R)
• M17: 9,899,340 km (0.115 R)
• M18: 11,177,205 km (0.112 R)
• M19: 11,288,356 km (0.074 R)
• M20: 11,913,376 km (0.096 R)
• M21: 14,184,421 km (0.069 R)
• M22: 15,114,022 km (0.068 R)
• M23: 16,225,235 km (0.046 R)
• M24: 17,614,102 km (0.107 R)
• M25: 18,068,580 km (0.081 R)
• M26: 18,686,868 km (0.104 R)
• M27: 21,386,063 km (0.118 R)
• M28: 22,340,647 km (0.088 R)
• M29: 24,521,036 km (0.089 R)
• M30: 25,856,197 km (0.097 R)
• M31: 26,938,687 km (0.093 R)
• M32: 28,256,495 km (0.075 R)
• M33: 33,725,494 km (0.043 R)
• M34: 41,567,414 km (0.103 R)
• M35: 44,429,072 km (0.081 R)
• M36: 45,694,670 km (0.093 R)
• M37: 48,003,563 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.7

Radius: 6.2

Gravity: 25.04 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.09 AU - 8.61 AU

Year: 14201 Days

Day: 21.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,833,894 km

• M1: 85,570 km (0.035 R)
• M2: 279,449 km (0.114 R)
• M3: 779,106 km (0.057 R)
• M4: 1,002,156 km (0.111 R)
• M5: 1,798,914 km (0.082 R)
• M6: 2,403,140 km (0.103 R)
• M7: 2,740,184 km (0.119 R)
• M8: 3,344,859 km (0.112 R)
• M9: 4,413,586 km (0.105 R)
• M10: 4,919,975 km (0.088 R)
• M11: 5,352,313 km (0.104 R)
• M12: 7,156,762 km (0.113 R)
• M13: 7,430,825 km (0.09 R)
• M14: 8,546,676 km (0.105 R)
• M15: 9,171,247 km (0.09 R)
• M16: 9,386,070 km (0.048 R)
• M17: 12,040,085 km (0.112 R)
• M18: 16,858,633 km (0.097 R)
• M19: 25,472,777 km (0.079 R)
• M20: 26,327,430 km (0.118 R)
• M21: 29,938,274 km (0.1 R)
• M22: 48,816,179 km (0.037 R)
• M23: 51,812,923 km (0.091 R)
• M24: 52,666,678 km (0.086 R)
• M25: 60,776,379 km (0.105 R)
• M26: 61,535,139 km (0.062 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 20,158 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit