🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.42 AU - 0.68 AU

Year: 185 Days

Day: 46.2 Hours

Environment

Temp: 7 °C

Axial Tilt: 27.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.85 AU - 1.27 AU

Year: 494 Days

Day: 24.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,491,368 km

• M1: 77,791 km (0.086 R)
• M2: 119,977 km (0.035 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.27 AU - 1.33 AU

Year: 672 Days

Day: 17.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,491,368 km

• M1: 145,858 km (0.046 R)

Asteroid Belt

Center: 2.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.8

Radius: 11.2

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.62 AU - 3.9 AU

Year: 2667 Days

Day: 10.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,491,368 km

• M1: 139,276 km (0.044 R)
• M2: 555,158 km (0.099 R)
• M3: 944,860 km (0.108 R)
• M4: 1,310,178 km (0.073 R)
• M5: 1,849,628 km (0.108 R)
• M6: 2,210,757 km (0.09 R)
• M7: 2,751,703 km (0.03 R)
• M8: 3,111,037 km (0.113 R)
• M9: 3,519,739 km (0.089 R)
• M10: 5,551,727 km (0.078 R)
• M11: 5,975,537 km (0.082 R)
• M12: 6,720,834 km (0.094 R)
• M13: 8,332,302 km (0.055 R)
• M14: 8,889,255 km (0.105 R)
• M15: 9,576,059 km (0.116 R)
• M16: 11,608,196 km (0.064 R)
• M17: 15,172,665 km (0.111 R)
• M18: 15,805,763 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112

Radius: 13.4

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.01 AU - 3.61 AU

Year: 2728 Days

Day: 14.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,491,368 km

• M1: 170,242 km (0.089 R)
• M2: 846,126 km (0.111 R)
• M3: 1,774,081 km (0.09 R)
• M4: 2,198,790 km (0.117 R)
• M5: 2,729,563 km (0.11 R)
• M6: 4,085,967 km (0.084 R)
• M7: 6,488,359 km (0.117 R)
• M8: 7,951,426 km (0.043 R)
• M9: 9,683,919 km (0.046 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.9

Radius: 14.8

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.97 AU - 5.29 AU

Year: 4513 Days

Day: 14.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,491,368 km

• M1: 184,305 km (0.115 R)
• M2: 837,000 km (0.117 R)
• M3: 1,389,166 km (0.075 R)
• M4: 1,973,046 km (0.03 R)
• M5: 2,583,705 km (0.089 R)
• M6: 3,065,859 km (0.118 R)
• M7: 3,716,161 km (0.025 R)
• M8: 5,901,935 km (0.094 R)
• M9: 7,184,887 km (0.053 R)
• M10: 7,819,929 km (0.11 R)
• M11: 8,764,042 km (0.098 R)
• M12: 11,154,167 km (0.061 R)
• M13: 12,007,473 km (0.071 R)
• M14: 14,222,270 km (0.052 R)
• M15: 15,513,000 km (0.111 R)
• M16: 17,625,172 km (0.088 R)
• M17: 18,198,132 km (0.05 R)
• M18: 20,475,161 km (0.074 R)
• M19: 21,250,976 km (0.105 R)
• M20: 21,827,526 km (0.071 R)
• M21: 22,861,547 km (0.115 R)
• M22: 23,619,858 km (0.074 R)
• M23: 24,947,689 km (0.107 R)
• M24: 27,837,172 km (0.111 R)
• M25: 28,354,032 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.2

Radius: 13.9

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.77 AU - 6.63 AU

Year: 6994 Days

Day: 9.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,491,368 km

• M1: 172,935 km (0.114 R)
• M2: 648,806 km (0.045 R)
• M3: 1,172,997 km (0.113 R)
• M4: 1,884,036 km (0.108 R)
• M5: 2,832,187 km (0.067 R)
• M6: 3,339,772 km (0.094 R)
• M7: 4,434,978 km (0.112 R)
• M8: 6,012,338 km (0.104 R)
• M9: 8,620,876 km (0.101 R)
• M10: 12,064,470 km (0.117 R)
• M11: 13,918,885 km (0.119 R)
• M12: 15,707,178 km (0.108 R)
• M13: 16,208,929 km (0.05 R)
• M14: 18,186,613 km (0.097 R)
• M15: 19,447,873 km (0.067 R)
• M16: 21,143,265 km (0.1 R)
• M17: 24,911,337 km (0.089 R)
• M18: 26,998,377 km (0.108 R)
• M19: 27,537,826 km (0.091 R)
• M20: 35,329,183 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410.5

Radius: 7

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 12.13 AU - 16.49 AU

Year: 24524 Days

Day: 19.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 73,491,368 km

• M1: 87,664 km (0.055 R)
• M2: 473,776 km (0.108 R)
• M3: 826,827 km (0.106 R)
• M4: 1,193,193 km (0.047 R)
• M5: 1,484,310 km (0.054 R)
• M6: 1,733,241 km (0.086 R)
• M7: 2,701,139 km (0.085 R)
• M8: 4,114,839 km (0.085 R)
• M9: 4,963,358 km (0.026 R)
• M10: 5,183,267 km (0.048 R)
• M11: 6,005,008 km (0.099 R)
• M12: 6,599,211 km (0.042 R)
• M13: 7,047,107 km (0.092 R)
• M14: 10,055,071 km (0.044 R)
• M15: 10,348,881 km (0.073 R)
• M16: 10,648,376 km (0.112 R)
• M17: 13,186,304 km (0.119 R)
• M18: 15,549,352 km (0.114 R)
• M19: 17,078,392 km (0.118 R)
• M20: 17,496,817 km (0.098 R)
• M21: 20,904,058 km (0.046 R)
• M22: 21,967,251 km (0.083 R)
• M23: 25,264,687 km (0.066 R)
• M24: 27,144,085 km (0.044 R)
• M25: 31,178,590 km (0.085 R)
• M26: 33,078,932 km (0.09 R)
• M27: 36,415,862 km (0.12 R)
• M28: 36,830,697 km (0.118 R)
• M29: 39,241,765 km (0.111 R)
• M30: 44,690,868 km (0.101 R)
• M31: 45,007,567 km (0.073 R)
• M32: 45,325,761 km (0.064 R)
• M33: 51,313,266 km (0.096 R)
• M34: 55,038,553 km (0.09 R)
• M35: 56,503,864 km (0.115 R)
• M36: 62,230,470 km (0.093 R)
• M37: 68,332,119 km (0.092 R)
• M38: 70,237,547 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: 327 - 13,206 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit