🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.47 AU - 0.73 AU

Year: 296 Days

Day: 20.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,741,833 km

• M1: 32,463 km (0.09 R)

Asteroid Belt

Center: 1.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.1

Radius: 11.6

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.35 AU - 1.65 AU

Year: 1168 Days

Day: 8.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,741,833 km

• M1: 144,212 km (0.118 R)
• M2: 608,714 km (0.115 R)
• M3: 1,255,425 km (0.095 R)
• M4: 1,855,014 km (0.058 R)
• M5: 2,297,674 km (0.071 R)
• M6: 3,450,475 km (0.093 R)
• M7: 3,887,450 km (0.117 R)
• M8: 4,620,480 km (0.115 R)
• M9: 6,057,218 km (0.085 R)
• M10: 6,517,680 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.2

Radius: 13.2

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.91 AU - 1.99 AU

Year: 1731 Days

Day: 13.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,741,833 km

• M1: 164,109 km (0.113 R)
• M2: 695,780 km (0.103 R)
• M3: 1,770,940 km (0.098 R)
• M4: 2,315,027 km (0.061 R)
• M5: 3,302,373 km (0.026 R)
• M6: 3,990,673 km (0.096 R)
• M7: 4,436,774 km (0.1 R)
• M8: 5,147,513 km (0.063 R)
• M9: 7,192,366 km (0.067 R)
• M10: 10,099,053 km (0.089 R)
• M11: 10,826,548 km (0.112 R)
• M12: 11,551,648 km (0.095 R)
• M13: 12,464,195 km (0.107 R)
• M14: 14,347,184 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.6

Radius: 14.7

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.48 AU - 3.56 AU

Year: 3337 Days

Day: 14.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,741,833 km

• M1: 182,809 km (0.107 R)
• M2: 675,734 km (0.099 R)
• M3: 1,186,311 km (0.102 R)
• M4: 1,852,171 km (0.109 R)
• M5: 2,732,555 km (0.075 R)
• M6: 3,803,975 km (0.086 R)
• M7: 5,347,376 km (0.095 R)
• M8: 5,903,730 km (0.118 R)
• M9: 6,769,752 km (0.116 R)
• M10: 8,085,466 km (0.1 R)
• M11: 8,689,841 km (0.102 R)
• M12: 9,154,492 km (0.032 R)
• M13: 9,740,916 km (0.087 R)
• M14: 11,973,514 km (0.049 R)
• M15: 12,633,690 km (0.072 R)
• M16: 13,231,333 km (0.106 R)
• M17: 14,208,357 km (0.087 R)
• M18: 15,137,958 km (0.03 R)
• M19: 16,406,698 km (0.068 R)
• M20: 17,692,342 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.5

Radius: 13.9

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.13 AU - 5.39 AU

Year: 6603 Days

Day: 6.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,741,833 km

• M1: 172,935 km (0.051 R)
• M2: 744,249 km (0.084 R)
• M3: 1,862,194 km (0.119 R)
• M4: 2,912,521 km (0.114 R)
• M5: 4,637,085 km (0.038 R)
• M6: 5,302,796 km (0.073 R)
• M7: 9,635,898 km (0.075 R)
• M8: 10,260,619 km (0.055 R)
• M9: 11,199,794 km (0.114 R)
• M10: 11,890,936 km (0.114 R)
• M11: 13,412,945 km (0.117 R)
• M12: 14,420,936 km (0.087 R)
• M13: 16,088,653 km (0.109 R)
• M14: 16,905,158 km (0.045 R)
• M15: 19,381,152 km (0.103 R)
• M16: 20,669,190 km (0.042 R)
• M17: 22,243,259 km (0.076 R)
• M18: 23,020,270 km (0.12 R)
• M19: 23,495,243 km (0.102 R)
• M20: 24,219,746 km (0.096 R)
• M21: 24,876,331 km (0.086 R)
• M22: 26,396,993 km (0.104 R)
• M23: 31,621,699 km (0.08 R)
• M24: 32,703,740 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.9

Radius: 14.5

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.38 AU - 6.8 AU

Year: 8403 Days

Day: 14.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,741,833 km

• M1: 180,415 km (0.101 R)
• M2: 654,491 km (0.093 R)
• M3: 1,275,771 km (0.112 R)
• M4: 2,316,074 km (0.073 R)
• M5: 3,930,385 km (0.119 R)
• M6: 5,886,676 km (0.115 R)
• M7: 6,840,811 km (0.032 R)
• M8: 8,035,051 km (0.077 R)
• M9: 9,798,361 km (0.068 R)
• M10: 11,402,948 km (0.086 R)
• M11: 12,082,571 km (0.099 R)
• M12: 14,078,656 km (0.101 R)
• M13: 15,074,678 km (0.108 R)
• M14: 15,838,375 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172.9

Radius: 6.4

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 7.09 AU - 9.67 AU

Year: 15424 Days

Day: 16.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,741,833 km

• M1: 93,499 km (0.076 R)
• M2: 1,053,767 km (0.115 R)
• M3: 1,503,758 km (0.069 R)
• M4: 1,765,853 km (0.099 R)
• M5: 2,473,601 km (0.092 R)
• M6: 6,979,189 km (0.081 R)
• M7: 8,077,088 km (0.084 R)
• M8: 9,376,196 km (0.093 R)
• M9: 10,560,712 km (0.075 R)
• M10: 11,369,139 km (0.111 R)
• M11: 13,745,651 km (0.09 R)
• M12: 15,269,604 km (0.089 R)
• M13: 24,086,304 km (0.059 R)
• M14: 25,128,702 km (0.084 R)
• M15: 25,393,939 km (0.115 R)
• M16: 29,208,386 km (0.053 R)
• M17: 29,501,598 km (0.104 R)
• M18: 30,795,170 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929.8

Radius: 7.8

Gravity: 15.28 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 9.32 AU - 10.96 AU

Year: 20530 Days

Day: 19.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,741,833 km

• M1: 96,939 km (0.1 R)
• M2: 571,913 km (0.051 R)
• M3: 1,745,358 km (0.119 R)
• M4: 3,174,317 km (0.058 R)
• M5: 4,364,518 km (0.111 R)
• M6: 7,391,481 km (0.107 R)
• M7: 8,762,546 km (0.025 R)
• M8: 13,806,836 km (0.081 R)
• M9: 14,815,425 km (0.095 R)
• M10: 16,291,657 km (0.109 R)
• M11: 19,059,666 km (0.117 R)
• M12: 22,544,848 km (0.059 R)
• M13: 26,432,747 km (0.085 R)
• M14: 28,719,949 km (0.113 R)
• M15: 34,797,063 km (0.112 R)
• M16: 38,886,919 km (0.076 R)
• M17: 49,771,511 km (0.038 R)
• M18: 53,244,425 km (0.072 R)
• M19: 56,875,614 km (0.063 R)
• M20: 67,650,999 km (0.104 R)
• M21: 68,311,025 km (0.095 R)
• M22: 83,689,986 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590.2

Radius: 4.8

Gravity: 25.62 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 9.41 AU - 13.1 AU

Year: 23992 Days

Day: 17.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,741,833 km

• M1: 505,042 km (0.082 R)
• M2: 929,452 km (0.12 R)
• M3: 1,133,353 km (0.094 R)
• M4: 1,335,909 km (0.095 R)
• M5: 2,287,202 km (0.1 R)
• M6: 5,566,686 km (0.089 R)
• M7: 5,772,084 km (0.116 R)
• M8: 8,594,398 km (0.119 R)
• M9: 10,579,412 km (0.109 R)
• M10: 14,481,373 km (0.117 R)
• M11: 15,426,832 km (0.1 R)
• M12: 19,810,797 km (0.053 R)
• M13: 24,958,161 km (0.107 R)
• M14: 26,893,060 km (0.116 R)
• M15: 34,244,449 km (0.097 R)
• M16: 37,934,430 km (0.115 R)
• M17: 46,092,450 km (0.089 R)
• M18: 46,259,850 km (0.093 R)
• M19: 50,045,873 km (0.114 R)
• M20: 55,723,711 km (0.085 R)
• M21: 68,337,504 km (0.114 R)
• M22: 74,839,626 km (0.12 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: 552 - 13,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit