🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.53 AU - 0.55 AU

Year: 256 Days

Day: 30.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,444,984 km

• M1: 503,995 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.1

Radius: 14.8

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.68 AU - 1.02 AU

Year: 506 Days

Day: 8.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,444,984 km

• M1: 184,155 km (0.104 R)
• M2: 736,022 km (0.034 R)
• M3: 1,201,420 km (0.119 R)
• M4: 1,724,564 km (0.082 R)
• M5: 3,310,900 km (0.116 R)
• M6: 3,852,744 km (0.108 R)
• M7: 4,354,345 km (0.103 R)
• M8: 4,992,231 km (0.115 R)
• M9: 5,607,377 km (0.073 R)
• M10: 6,128,426 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526

Radius: 11.6

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.93 AU - 1.01 AU

Year: 617 Days

Day: 5.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,444,984 km

• M1: 144,212 km (0.099 R)
• M2: 576,849 km (0.078 R)
• M3: 957,875 km (0.055 R)
• M4: 1,341,295 km (0.048 R)
• M5: 1,853,817 km (0.104 R)
• M6: 2,797,031 km (0.117 R)
• M7: 3,604,710 km (0.092 R)
• M8: 4,684,657 km (0.097 R)
• M9: 6,304,653 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.2

Radius: 14.7

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.08 AU - 1.3 AU

Year: 838 Days

Day: 7.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 51,444,984 km

• M1: 182,809 km (0.12 R)
• M2: 772,224 km (0.074 R)
• M3: 1,283,101 km (0.117 R)
• M4: 2,433,658 km (0.056 R)
• M5: 3,587,955 km (0.111 R)
• M6: 4,133,539 km (0.096 R)
• M7: 5,572,072 km (0.033 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.4

Radius: 11.2

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.26 AU - 1.8 AU

Year: 1222 Days

Day: 12.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,444,984 km

• M1: 140,173 km (0.103 R)
• M2: 492,027 km (0.074 R)
• M3: 959,072 km (0.087 R)
• M4: 2,035,578 km (0.112 R)
• M5: 2,651,473 km (0.065 R)
• M6: 4,274,460 km (0.037 R)
• M7: 4,666,107 km (0.077 R)
• M8: 5,586,583 km (0.101 R)
• M9: 5,941,728 km (0.114 R)
• M10: 6,359,405 km (0.107 R)
• M11: 8,201,853 km (0.088 R)
• M12: 8,574,352 km (0.107 R)
• M13: 9,048,278 km (0.11 R)
• M14: 9,446,208 km (0.109 R)
• M15: 10,576,121 km (0.03 R)
• M16: 11,018,033 km (0.114 R)
• M17: 12,158,567 km (0.053 R)
• M18: 12,757,557 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.8

Radius: 9.4

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.57 AU - 2.19 AU

Year: 1664 Days

Day: 12.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,444,984 km

• M1: 116,836 km (0.11 R)
• M2: 423,960 km (0.114 R)
• M3: 851,062 km (0.063 R)
• M4: 1,212,790 km (0.07 R)
• M5: 1,749,697 km (0.062 R)
• M6: 2,097,661 km (0.112 R)
• M7: 2,438,296 km (0.083 R)
• M8: 3,136,469 km (0.097 R)
• M9: 4,819,146 km (0.093 R)
• M10: 5,603,787 km (0.057 R)
• M11: 6,575,874 km (0.11 R)
• M12: 7,255,796 km (0.1 R)
• M13: 13,776,468 km (0.034 R)
• M14: 15,396,014 km (0.049 R)
• M15: 16,011,011 km (0.108 R)

Asteroid Belt

Center: 4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429.8

Radius: 6

Gravity: 11.94 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5.36 AU - 6.86 AU

Year: 9752 Days

Day: 21.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 51,444,984 km

• M1: 74,649 km (0.062 R)
• M2: 297,999 km (0.043 R)
• M3: 497,712 km (0.111 R)
• M4: 758,312 km (0.11 R)
• M5: 1,108,670 km (0.091 R)
• M6: 1,444,517 km (0.081 R)
• M7: 4,046,473 km (0.103 R)
• M8: 5,170,102 km (0.051 R)
• M9: 5,608,424 km (0.042 R)
• M10: 5,803,649 km (0.114 R)
• M11: 6,037,321 km (0.118 R)
• M12: 7,533,898 km (0.089 R)
• M13: 7,892,784 km (0.064 R)
• M14: 8,516,308 km (0.075 R)
• M15: 10,534,682 km (0.095 R)
• M16: 10,933,061 km (0.077 R)
• M17: 12,134,781 km (0.046 R)
• M18: 12,851,504 km (0.083 R)
• M19: 16,002,634 km (0.114 R)
• M20: 16,264,430 km (0.055 R)
• M21: 18,606,684 km (0.089 R)
• M22: 19,933,467 km (0.086 R)
• M23: 20,236,702 km (0.1 R)
• M24: 21,480,309 km (0.031 R)
• M25: 22,364,283 km (0.119 R)
• M26: 25,161,464 km (0.09 R)
• M27: 25,604,723 km (0.083 R)
• M28: 25,873,101 km (0.118 R)
• M29: 27,899,255 km (0.082 R)
• M30: 31,953,208 km (0.033 R)
• M31: 35,156,547 km (0.1 R)
• M32: 37,752,818 km (0.08 R)
• M33: 39,275,275 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.3

Radius: 4.9

Gravity: 36.37 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 4.91 AU - 7.39 AU

Year: 9848 Days

Day: 23.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 51,444,984 km

• M1: 61,485 km (0.081 R)
• M2: 263,591 km (0.083 R)
• M3: 550,520 km (0.074 R)
• M4: 1,201,121 km (0.047 R)
• M5: 1,924,427 km (0.105 R)
• M6: 2,098,409 km (0.065 R)
• M7: 2,264,014 km (0.047 R)
• M8: 2,418,549 km (0.099 R)
• M9: 3,628,347 km (0.039 R)
• M10: 3,867,853 km (0.113 R)
• M11: 4,933,139 km (0.099 R)
• M12: 6,217,886 km (0.103 R)
• M13: 7,161,549 km (0.083 R)
• M14: 7,710,873 km (0.085 R)
• M15: 7,973,567 km (0.103 R)
• M16: 8,378,977 km (0.101 R)
• M17: 9,778,614 km (0.119 R)
• M18: 10,295,475 km (0.093 R)
• M19: 12,666,153 km (0.088 R)
• M20: 12,909,399 km (0.117 R)
• M21: 15,515,394 km (0.11 R)
• M22: 16,867,758 km (0.059 R)
• M23: 18,219,674 km (0.088 R)
• M24: 21,393,543 km (0.096 R)
• M25: 24,445,339 km (0.109 R)
• M26: 25,588,117 km (0.11 R)
• M27: 31,394,908 km (0.119 R)
• M28: 34,366,371 km (0.077 R)
• M29: 36,041,418 km (0.092 R)
• M30: 38,527,735 km (0.025 R)
• M31: 39,424,275 km (0.053 R)
• M32: 40,597,272 km (0.1 R)
• M33: 40,861,013 km (0.073 R)
• M34: 42,062,284 km (0.112 R)
• M35: 44,956,404 km (0.05 R)
• M36: 49,316,883 km (0.084 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 18,077 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit