🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.47 AU - 0.73 AU

Year: 305 Days

Day: 14.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,204,736 km

• M1: 51,312 km (0.047 R)
• M2: 282,890 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.57 AU - 0.69 AU

Year: 328 Days

Day: 38.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,204,736 km

• M1: 50,714 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514

Radius: 9.5

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.51 AU - 1.61 AU

Year: 1278 Days

Day: 10 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,204,736 km

• M1: 118,182 km (0.054 R)
• M2: 416,331 km (0.108 R)
• M3: 713,432 km (0.054 R)
• M4: 1,036,863 km (0.119 R)
• M5: 1,452,446 km (0.081 R)
• M6: 1,801,906 km (0.111 R)
• M7: 2,186,074 km (0.073 R)
• M8: 3,052,245 km (0.043 R)
• M9: 4,015,057 km (0.114 R)
• M10: 4,442,010 km (0.062 R)
• M11: 5,168,606 km (0.109 R)
• M12: 6,302,708 km (0.046 R)
• M13: 7,293,495 km (0.11 R)
• M14: 9,913,402 km (0.085 R)
• M15: 10,440,884 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.2

Radius: 13.3

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.44 AU - 1.72 AU

Year: 1303 Days

Day: 13 Hours

Environment

Temp: -172 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,204,736 km

• M1: 165,455 km (0.053 R)
• M2: 614,847 km (0.051 R)
• M3: 1,228,348 km (0.116 R)
• M4: 1,811,929 km (0.1 R)
• M5: 2,367,685 km (0.09 R)
• M6: 3,166,837 km (0.103 R)
• M7: 4,033,458 km (0.106 R)
• M8: 4,599,087 km (0.117 R)
• M9: 5,032,323 km (0.046 R)
• M10: 5,492,935 km (0.119 R)
• M11: 5,936,044 km (0.054 R)
• M12: 6,844,402 km (0.1 R)
• M13: 7,358,570 km (0.056 R)
• M14: 7,788,364 km (0.054 R)
• M15: 8,235,064 km (0.051 R)
• M16: 9,967,706 km (0.069 R)
• M17: 10,495,039 km (0.097 R)
• M18: 11,250,508 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.5

Radius: 10.3

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.85 AU - 2.01 AU

Year: 1759 Days

Day: 10.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,204,736 km

• M1: 128,056 km (0.111 R)
• M2: 685,308 km (0.104 R)
• M3: 1,957,488 km (0.084 R)
• M4: 2,464,924 km (0.11 R)
• M5: 3,030,853 km (0.03 R)
• M6: 3,744,883 km (0.1 R)
• M7: 4,369,006 km (0.116 R)
• M8: 4,791,021 km (0.076 R)
• M9: 5,423,372 km (0.109 R)
• M10: 5,977,333 km (0.102 R)
• M11: 6,498,382 km (0.112 R)
• M12: 7,324,162 km (0.102 R)
• M13: 8,218,309 km (0.117 R)
• M14: 9,301,996 km (0.107 R)
• M15: 10,738,135 km (0.12 R)
• M16: 11,578,127 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.7

Radius: 12.5

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.66 AU - 4.72 AU

Year: 5626 Days

Day: 10.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,204,736 km

• M1: 155,432 km (0.061 R)
• M2: 707,448 km (0.067 R)
• M3: 1,517,820 km (0.053 R)
• M4: 2,800,323 km (0.104 R)
• M5: 3,658,566 km (0.086 R)
• M6: 4,265,933 km (0.086 R)
• M7: 5,131,057 km (0.095 R)
• M8: 8,992,777 km (0.095 R)
• M9: 14,172,753 km (0.081 R)
• M10: 17,002,845 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.5

Radius: 14.4

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.29 AU - 5.43 AU

Year: 8141 Days

Day: 6.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,204,736 km

• M1: 179,368 km (0.053 R)
• M2: 707,897 km (0.088 R)
• M3: 1,640,789 km (0.036 R)
• M4: 2,383,543 km (0.055 R)
• M5: 2,854,477 km (0.051 R)
• M6: 3,433,570 km (0.067 R)
• M7: 4,013,860 km (0.094 R)
• M8: 4,464,000 km (0.03 R)
• M9: 5,467,353 km (0.034 R)
• M10: 7,210,169 km (0.1 R)
• M11: 8,634,191 km (0.099 R)
• M12: 10,384,935 km (0.095 R)
• M13: 10,882,647 km (0.119 R)
• M14: 14,212,546 km (0.101 R)
• M15: 15,014,839 km (0.06 R)
• M16: 15,587,799 km (0.107 R)
• M17: 19,189,368 km (0.04 R)
• M18: 20,711,526 km (0.108 R)
• M19: 22,149,012 km (0.11 R)
• M20: 23,737,592 km (0.044 R)
• M21: 25,311,661 km (0.075 R)
• M22: 27,422,786 km (0.081 R)
• M23: 28,959,006 km (0.081 R)
• M24: 29,450,734 km (0.084 R)
• M25: 30,653,501 km (0.06 R)
• M26: 35,794,133 km (0.1 R)
• M27: 38,568,126 km (0.08 R)

Asteroid Belt

Center: 6.48 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429.1

Radius: 3.1

Gravity: 44.65 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.36 AU - 7.84 AU

Year: 13745 Days

Day: 15.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 28,204,736 km

• M1: 40,691 km (0.092 R)
• M2: 152,440 km (0.118 R)
• M3: 305,479 km (0.071 R)
• M4: 528,080 km (0.057 R)
• M5: 647,011 km (0.078 R)
• M6: 783,594 km (0.093 R)
• M7: 949,647 km (0.109 R)
• M8: 1,339,200 km (0.114 R)
• M9: 1,518,718 km (0.085 R)
• M10: 2,029,744 km (0.073 R)
• M11: 3,712,122 km (0.076 R)
• M12: 4,010,569 km (0.054 R)
• M13: 4,295,553 km (0.077 R)
• M14: 4,716,970 km (0.095 R)
• M15: 5,298,457 km (0.058 R)
• M16: 7,203,137 km (0.1 R)
• M17: 9,031,223 km (0.097 R)
• M18: 9,371,409 km (0.091 R)
• M19: 10,602,899 km (0.054 R)
• M20: 11,146,388 km (0.063 R)
• M21: 11,537,736 km (0.108 R)
• M22: 12,229,925 km (0.09 R)
• M23: 13,257,064 km (0.041 R)
• M24: 13,444,061 km (0.052 R)
• M25: 14,405,826 km (0.105 R)
• M26: 24,265,523 km (0.092 R)
• M27: 24,921,958 km (0.087 R)
• M28: 33,514,561 km (0.105 R)
• M29: 37,839,285 km (0.115 R)
• M30: 39,616,957 km (0.083 R)
• M31: 41,052,049 km (0.106 R)
• M32: 43,064,290 km (0.089 R)
• M33: 47,574,965 km (0.108 R)
• M34: 48,898,158 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37

Radius: 7.6

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 9.57 AU - 9.57 AU

Year: 19421 Days

Day: 22.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,204,736 km

• M1: 130,001 km (0.093 R)
• M2: 389,702 km (0.088 R)
• M3: 2,975,950 km (0.104 R)
• M4: 3,911,835 km (0.048 R)
• M5: 5,550,829 km (0.062 R)
• M6: 7,778,640 km (0.083 R)
• M7: 10,283,507 km (0.101 R)
• M8: 10,630,425 km (0.114 R)
• M9: 11,029,851 km (0.077 R)
• M10: 11,301,670 km (0.064 R)
• M11: 12,679,317 km (0.118 R)
• M12: 13,230,136 km (0.078 R)
• M13: 17,541,098 km (0.029 R)
• M14: 21,347,467 km (0.082 R)
• M15: 21,841,140 km (0.098 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 14,576 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit